One that is work related and requires medical treatment. Only 57 out of 170 VA Medical Centers (34%) are performing. Man Hours :. 54 = 1. Increased rate by 6% since 2014 U. The formula can also be multiplied by 1,000,000 to get the injury frequency. 000 jam dan absen 60. Generally, a good TRIR safety rate would be around 3. 51: For the purpose of this Rule, the following terms are. 2. Number of Lost Workdays represents the total number of days employees were unable to work. Lost time frequency rate (LTIFR) shows the average number of injuries occurring over 1 million working hours. Monthly injury incidence rate for middle and long-distance runners was highest in October (26. Track safety leading indicators, fatalities, lost time, restricted/job transfer, medical treatment injuries, recordable incident frequency and severity rate etc. Frequency rates of disabling occupational injuries per 500 full-time workers, calculated as the number of disabling injuries per 1,000,000 employee hours of exposure, where 1,000,000 workhours of exposure is equivalent to 500 persons each exposed to 2,000 hours of work per year. Austin M. A simple formula for calculating accident incidence (frequency) is to: Take the total number of recordable incidents for the year from your OSHA 300. 4 Medical Treatment Case Medical Treatment Cases are defined (as below), those injuries requiring medical care, provided by a physician or trained professional medical personnel which do not result in time lost. 99. The calculation is: Total Fatal Injuries*1,000,000,000/Total Hours Worked. 0% Stage 1 PI treatment cost per case $2,000 Stage 2 PI treatment cost per case $8,000 Late-stage PI treatment cost per case $18,000Serious injury outcome indicators measures the number and rate of serious injury events in New Zealand each year, for the whole population, Māori, and children. Total Industry Incidence Rates IADC 1994-201015The injury rate per 1000 exposure hours was 2. 95 2. In many countries, the figure is typically calculated per million hours worked. You must consider an injury or illness to meet the general recording criteria, and therefore to be recordable, if it results in any of the following: death, days away from work, restricted work or transfer to another job, medical treatment beyond first aid, or loss of consciousness. In 2021, a total of 36,736 injuries (including disabling injuries, fatal injuries and minor injuries) was reported. An injury frequency rate is the number of injuries per 1,000,000 employee-hours worked. The adjusted estimates for a particular characteristic, such as injury and illness cases involving days away from work, are aggregated to the appropriate level of industry detail. 1 per 1,000 average incidence across all acute care facilities2 10‐20% average incidence across critical care units. The formula can also be multiplied by 1,000,000 to get the injury frequency. Appendix B outlines the recordability of medical aid cases versus first aids cases. So, the rate of pain relief was greater in the group receiving the new drug. The Survey of Occupational Injuries and Illnesses (SOII) is a Federal/State program in which employer's reports are collected annually from approximately 200,000 private industry and public sector (State and local government) establishments and processed by State agencies in cooperation with the Bureau of Labor Statistics. A Medical Treatment Injury (MTI) is a work-related injury resulting in the management and care of a patient to combat disease or. 07The lost time injury severity rate calculation is: Total number of lost workdays/Total number of OSHA recordable incidents. Incidence Rate Calculation Example: 110 women develop breast cancer in one year in a population of 342,000 women in country X: 110 ÷ 342,000 = 0. In some jurisdictions, such rates are expressed per 200,000 hours worked. 2. 92 3. 1 1990/NS 002-1990. Those two values become the basis for calculating the lost time injury frequency rate (LTIFR) at the end of each period. Where: Severity Rate is the rate that indicates the severity of workplace injuries and illnesses. 27 A firm has 62 employees. 82, which is an improvement on the FY21 result of 0. 9 per 1000 hours of dance exposure is in contrast to the injury incidence rate of 4. Lost time and disabling injury frequency rate The number of lost time injuries/diseases and disabling injuries per million hours worked. Multiply that number by 200,000, which represents the number of hours worked by 100 full-time employees, 40 hours per week for 50 weeks per year. The LTIFR calculation is that same as the LTIR procedure, but the 200,000 figure is replaced about 1,000,000 inches this mathematical calculation. Call Today. The TRIFR is the number of injuries (excluding fatalities) requiring medical treatment per million hours worked within an organisation. 1 first published in part as AS CZ6-1952. Calculating Injury Incidence Rates Using Control Charts for Measuring Performance Improvement. The most common injuries were: Lumbar muscle strains (65 injuries (12. Calculate the LWDI. Formula. Second edition 1966. 38 1. ” (Each case should be counted only once. 29 1. A recordable injury is one that is work. Absolute differences ranged from 4. In addition, although CDC estimates are adjusted for it, the importance of underreporting must be acknowledged. 60 in FY21. 79), reported in the prospective cohort study of Kenny et al. 2 Determining injuries vs diseases 10 3. as Lost Time Injuries, but any days lost or time on restricted duties are not included for severity rate calculation purposes. MTI: Medical Treatment Injury Frequency Rate (injuries per million hours) I: Total number of injuries over the time period; HW: Total hours worked; Example. Finally, the standardised incidence sr of the countryrate X is calculated as the sum of theThe LTIFR can be used to calculate and compare the frequency rate of occurrence of different types of injuries. [ 35 ], since they also verify the high incidence of lumbar injuries and. We use a rolling 12-month record of LTIs (lost time injuries), LTI frequency rates (FRs), MTIs (medical treatment injuries) and MTIFRs. Safety pyramids can be used to compare the shape of a company’s incident triangle. 48 dis-abling injuries per million employee hours of exposure. Calculating Lost Time Injury Frequency Rate. Also differences in long-lasting diseases were relevant. 6. 8% in our study population can be compared only to the 6- and 12-month injury incidence rates reported. AIFR = (Reported injuries x 200,000) / Employee total hours worked. 15) and lost time injury frequency (1. 2. Calculate the injury incidence rate and the LWDI. All 3 types of injuries declined from 2019. Recordable injury frequency is the number of recordable injuries (including medical treatment, restricted work access and lost time) multiplied by 200,000 (based on 100 workers working full-time divided by the actual exposure hours). 5 cases per 10,000 FTE workers in 2019, down from 7. How to Calculate: OSHA Recordable Incident Rate. 27: A firm has 62 employees. (Number of OSHA recordable cases x 200,000) / Total number of hours worked. This number equates to 100 employees, who work 40 hours per week, and who work 50 weeks per year. 2 Because diagnostic criteria have been revised over time across multiple specialties, the reported. Then, for each country X and sector k the weights w k are multiplied with the (non-standardised) incidence rate r in order s produceto weighted incidence rate r' specific for s sector in each country X: 𝑟𝑟′𝑋𝑋,𝑘𝑘= 𝑟𝑟𝑋𝑋,𝑘𝑘∗ 𝑤𝑤𝑘𝑘 3. Second, approximately 15 to 22. A recent report compared sharps injury rates in 10 Midwestern facilities that differed in size and scope of operation. 4%). Example frequency rates Riddor Injury and Frequency Rates 2013/14p for reported injuries Industry4 Major or Specified injuries Over-7-day injuries Riddor ASHE HOUR03 Riddor ASHE HOUR03 Nos Rate5 Frequency Rate Nos Rate5 Frequency Rate A - Agriculture, Forestry And Fishing 292 193. The lost time injury rate (LTIR) is calculated using a simple formula, where the total number of lost time injuries in a given period is divided by the total number of hours worked in that period and then multiplied by 200,000. Let’s say you have the following data: Total injuries: 5; Total hours worked: 250,000; Using the formula: MTI = (5 / 250,000) * 1,000,000 = 20 MTIThe output of this all injury frequency rate calculation is your AIFR 'score' and indicates how many injuries are suffered when standardised across 100 employee working 40 hours per week for one year. Number of recordable incidents (injuries and illness) per 100 full-time employees. 4% for high frequent chronic diseases. 6%, slightly lower than the rate reported for mechanics working in combat service support units. The rate can be calculated using lost time injuries, and compared to the calculation using medical treatment injuries. safeworkaustralia. 5%, with an incidence of serious injuries of 0. Two things to remember when totaling. 000 Jumlah total jam kerja. 4% compared to the 2019 DIFR (9. 8 injuries/1000 hours (Brown and Kimball, 1983 ; Haykowsky et al. In some country, the first aid injury frequency coefficient (F) h determined by. More calculator widgets Knowledge base. This might also be written as 5. Injury index — the number of work days lost per million hours worked (frequency rate x duration rate). Severity Rate is the total number of days lost or charged per million-employee hours of exposure. The calculation is based upon the number of lost time injures within a given period divided by the total number of hours worked in that period. Injury frequency rate can be calculated by the following formula:Disabling Injury Frequency Rate EAHOR Employer's Annual Hazardous Occurrence Report. The TRIFR is the number of injuries (excluding fatalities) requiring medical treatment per million period worked into an organisation. The website delivers national work health and safety and workers’ compensation data in an intuitive, user-friendly way. 75 days' work. Non-disabling injuries (medical treatment): Disability which requires first-aid or medical attention of any kind and which does not result in lost workdays. This means that the company can expect the average employee incident to result in a loss of 2. Formula. An incidence rate of injuries and illnesses may be computed from the following formula: (Number of injuries and illnesses X 200,000) / Employee hours worked = Incidence rate. Out of the total number of injuries reported in 2021, 16,342 (44. A question ' How often do injuries occur?' is replied by the frequency rate which is defined as the disabling (First-Aid) injuries per 1000000 (Million) man-hours worked. decubitus ulcer, pressure injury, pressure sore, bedsore, incidence, and as well as all possible combinations. Lost time injury rate is a calculation used to determine the frequency of lost time injuries (LTIs). The same applies to MTIFR; it. AKI is one of the most clinically impactful diseases since it affects patient management to a great extent in terms of the treatment options for their primary disease. Complete the table and calculate the following: (a) Total injury incidence rate (b) Total illness incidence rate (c). 49 Lost Time Injuries 1. It’s a ratio of injuries of a certain severity (termed recordable injuries) to hours worked. F = (Number of First-Aid injury x 1000000) / Number of manhours worked. by achieving a reduction in Total Recordable Case. An incident rate calculates the number of recordable incidents per hour worked. accident frequency rate calculation excel. 1%), for sprinters in April (19. The formula for doing this calculation is: (Medical treatment injuries x 1,000,000) / total hours worked = MTI frequency rate. Wound Practice and Research. 6 fatalities per 100,000 full-time equivalent (FTE) workers, up from 3. Incidence Rate: A measure of the frequency with which a disease occurs in a population over a specified time period. 2. Using this TRIFR calculation formula, the result is the total recordable injury frequency rate. 05 3. 01A company that has 2000 staff (employees work a regular 40-hours workweek). A lost time injury is an injury sustained on the job by worker that results in the loss of productive work time. comparable across any industry or group. 1 in 2018, according to the Bureau of Labor Statistics. TRIFR calculation = (Recorded fatalities + LTIs + other injuries x 1,000,000) / Employee total hours worked. Occupational Safety and Health Administration defines incidence rate as the number of injuries/illnesses × 200000/employee-hours worked, where 200000 represents the equivalent of 100 employees working for 40 hrs per week, 50 weeks per year. 6% of global crude steel production. Lost Time Injury Days (LTID) is another way to record injury rates. The principles of ATLS (Advanced Trauma Life Support) may also be adopted. Lost time and disabling injury frequency rate The number of lost time injuries/diseases and disabling injuries per million hours worked. Calculate Now. an employment injury or. 15,16 MTO : Medical Treatment Only RWTC : Restricted Work/ Transfer Case LTI : Lost Time Incidents FTL : Fatality Grafik 5. The number of disabling (lost time) injuries per million employee-hours of exposure: DIFR = Disabling Injuries x 1,000,000 / Employee-hours of exposure. 1904. The LTIFR calculation is the same as the LTIR formula, but the 200,000 figure is replaced with 1,000,000 in this mathematical calculation. calculation that describes the number of employees per 100 full-time employees that have been involved in a recordable injury or illness. Frequency rate — the number of injuries per million hours worked. 39 1. A medical treatment case is any injury. Total recordable injuries rate (TRIR) The number of recordable. Medical treatment injury frequency rate is simply the rate at which medical treatment injuries have occurred over a specific period of time, usually standardised into MTI per million hours worked or per 100 full-time workers during a one year period. Objective. 5. . Please note that in addition to incident. The LTIFR formula is: The LTIIR formula is: As with other. Increasingly, sports injury data are reported as incidence rates—for example, injuries per 1000 hours played—that is, using numerator and denominator data—as this methodology takes account of the exposure time at risk. Those two values become the basis for calculating the lost time injury frequency rate (LTIFR) at the end of each period. of. A lost time injury refers to any injury sustained on the job by an employee which results in that employee being absent from at least a full day of work. Fourth, approximately 27–66% of unrecognized diagnoses in studies were major injuries. 7Using these documents, simply plug in the number of recordable injuries and illnesses with total hours worked to find your OSHA incident rate. 5% (n = 283) after major lower extremity amputation in a group of primarily diabetic patients. Dari data tsb, tentukan : LTIFR (Lost Time Injury Frequency Rate) LTISR (Lost Time Injuey Severity Rate) TRIFR (Total Recordable Injury Frequency Rate) TRISR (Total Recordable Injury Severity Rate) TIFR (Total Injury Frequency Rate) Jawab :TRIF stands for total recordable injury frequency, sometimes termed total recordable injury rate or simply total recordable rate. Please use the following calculation to determine your organisation s Total Recordable Injury Frequency Rate (TRIFR) in response to this question: TRIFR = (LTI+MTI+RWI) x 1,000,000 Hours worked Definitions: Lost Time Injury (LTI): A work related Injury that results in a loss of one or more complete work days/shifts Medical Treatment Injury. The results showed that the pooled estimate of the incidence rate of pressure ulcer was 12% (95% CI: 10–14). S. Implementation of a medical device related pressure injury prevention bundle: a multidisciplinary approach. 0 injuries per 1000 hours), 10,12,19 triathletes (2. gov. 85 470 312. 7. Choose collaborative approaches when working with a patient who has a PI. 50 Weeks Per Year Incidence Rates are calculated. Pressure injuries (PIs) present a significant economic burden to health care systems and may substantially reduce a person's quality of life by affecting physical and emotional health and social well‐being. Due to the higher hours worked, there was a reduction in the overall injury rate from 2. We aimed to identify whether any statistical methods had been specifically developed to analyse prespecified. The standard base rate of calculation is based on a rate of 200,000 labor hours. 22 1. Setting. 3 Severity boundary for injuries 8 2. 2. The total recordable injury frequency rate (TRIFR), or total recordable injury rate, is the number of fatalities, lost time injuries, substitute work, and other injuries requiring treatment by a medical professional per million hours worked. The formula for calculating AIFR is: AIFR = (Reported injuries x 200,000) / Employee total hours worked The total recordable injury frequency rate (TRIFR), or total recordable injury rate, is the number of fatalities, lost time injuries, alternate work, and other injuries requiring medical treatment per million hours worked. ,. occupied bed days • Injurious . Total Case Incident Rate (OSHA Recordable Incident Rate) TCIR. An incidence rate of injuries and illnesses may be computed from the following formula: (Number of injuries and illnesses X 200,000) / Employee hours worked = Incidence rate. For the 95 companies that further analyzed major injuries in their reporting, the ratio was one lost time injury per 15 medical treatment injuries. Pressure injury (PI) is a serious problem in health care settings globally and it affects the health of more than 7 million people worldwide. The report presents contributing IOGP Members’ global results for these. 78). Safety observations frequency rate (SOFR) The number of safety observations per 200,000 hours worked. 72 2. 001295. It is an indicator of the state of health and safety at a workplace. Please visit the website and fill out the short online. Exposure It shall mean the total number of employee-hours worked by all employees of the reporting establishment or unit. To give you an idea of companies and use cases on the higher end of the total recordable injury frequency rate spectrum, In Australia, the companies with the highest TRIFR in 2017 were WesFarmers (28. 2 Rate (per 100 full-time workers) Total nonfatal work injury and illness rates, private industry Total recordable cases Cases involving days away from work,. 1. be consistent. After reviewing and compiling your safety data, you’ve determined that there were six lost time. Number of injuries. In cases with multiple injuries, assign the case to the category representing the most severe injury. In particular, lost time injury (LTI) rates have, over time, become the cornerstone of mainstream injury reporting and the benchmark against which organisational, industry and national comparisons are made. 95 2. Using this TRIFR calculation formula, the result is the total recordable injury frequency rate. 2. 00 0. For the year 2001, a firm with 25 employees has two medical-treatment injuries, plus one injury in which the worker lost 3 days of work. The lower extremity was injured more often than the upper extremity (60. Patients who develop an. Lost Time Injury Days (LTID) is another way to record injury rates. Step 3: Apply the LTIFR Formula. The focus of this week’s post is to dissect the motivation to move away from using lost time injury (LTI) data as a measure of a business’ health and safety performance and introduce a new framework for reporting injuries and illnesses that will. For example, in the calculation of the incidence rate of vascular access infections in HD patients, the average waiting time for such an episode to occur would be 1/0. 1%) were fatal injuries and 20,350 (55. 7% higher. The estimated number of people with an over-3-day absence injury at any time. AIFR = (Reported injuries x 200,000) / Employee total hours worked. • Number of Lost Time Injuries (LTI). 0, with the average TRIR in construction being. The word recordable is used because not all kind of incident are captured when calculating the OSHA recordable incident rate; only recordable incident. Injury frequency distribution, injury rate, medical cost and lost work days by year, demographics, employment, injury nature, and temporal factors in the Oregon construction industry. So the incidence rate of relief was 6/85 person-hours or on average 7. 4 and 14. 1 14. Also the OSHA injury/illness incidence rate applies to all work-related injuries/illnesses which require medical treatment, whereas the traditional frequency rate related only to "lost- time" cases. Now, you are probably wondering what makes a strong TRIR. These decreases in HAPI rates reflect concerted efforts by healthcare organizations and support the use of current risk assessment and preventive efforts. Risk-Rate analysis by calculating their odds ratios between treatment groups for AE’s of special interest shows the power of statistical analysis in analyzing the safety avenue of a trial. The formula for calculating the severity rate is: Severity Rate = (Number of Lost Workdays + Number of Restricted Workdays) * 200,000 / Total Hours Worked. Example frequency rates Riddor Injury and Frequency Rates 2013/14p for reported injuries Industry4 Major or Specified injuries Over-7-day injuries Riddor ASHE HOUR03 Riddor ASHE HOUR03 Nos Rate5 Frequency Rate Nos Rate5 Frequency Rate A - Agriculture, Forestry And Fishing 292 193. So when comparing rates, you have to be careful about which calculation method is used. Skip up contentForm 300, Log of Work-Related Injuries and Illnesses, Form 300A, Summary of Work-Related Injuries and Illnesses. 35 which was an improvement on 2. The result is then multiplied by 200,000. Revised and redesignated as Joint Standard AS 1885. Here is the TRIR calculation formula set forth by OSHA: TRIR = Number of Incidents x 200,000 / total number of hours worked in a year The 200,000 is the. Let’s say you have. Some people confuse this formula with the formula for lost time injuries, but the total recordable injury frequency rate includes all injuries requiring medical treatment from a medical professional - which in theory means that it will be a larger number. In terms of age-standardised incidence, prevalence and YLDs, the global rates were 98 (80 to 123) per 100 000, 23 (20 to 27) per 100 000,. See Section 5. Pre-hospital, or emergency medical services (paramedics) can be improved. 2. The total injury incidence rate was 11. 1997) and the Casualty Incidence Rate Calculator & Injury Type(Zouris et al. 47 Near Miss Report Frequency Rate 3 Workers Died. The focus on key safety. , 1999 ; Keogh et al. medical treatment facilities at a rate of 6. There is a difference between the frequency rate and the. Draft resolution concerning statistics of occupational injuries 39 Annex A: Classification of economic activities 4 5TRIR means – Total Recordable Incident Rate. b) Angka keparahan kecelakaan kerja. Medical treatment injuries 3. MTI = I / HW * 1,000,000 MT I = I /H W ∗ 1,000,000. Incidence is the rate of new cases or events over a specified period for the population at risk for the event. Monitor your Safety Leading and Lagging indicators: evaluate safety proactive and preventive actions like HSE training or equipment. Ice hockey is a high intensity sport where players can reach speeds of up to 48 kph []. 1 medical treatment cases per 1,000,000 hours worked. Stage of the deepest injury. S. Analysis and Incidence Calculation of Snowmobile Injuries Identified in a Rural Wisconsin Health Care System Over Five Years. MTI: Medical Treatment Injury Frequency Rate (injuries per million hours) I: Total number of injuries over the time period; HW: Total hours worked; Example. 0% for the cohort. Incidence rates are calculated using the total case counts obtained through the weighting and benchmarking procedures described above. Traditional calculation methods are difficult to. These results are consistent with Hootman et al. The website delivers national work health and safety and workers’ compensation data in an intuitive, user-friendly way. 94 in 2020 to 2. To convert this to an incidence rate just substitute the number of employees for the number of hours. Preventing pressure injuries . A 65-employee firm has the following. 99. 73 2. For example, if all your employees during last year worked for a total number of hours equal to 2,000,000, and your number of recordable injuries is 2: TRIR = (2 × 200000) / 2000000 = 400000 / 2000000 = 0. The formula for calculating Lost Time Injury Frequency Rates is very simple. 1, 2, 3 Issues such as pain, immobility, lack of independence, wound exudate, and odour may. There are many ways to measure fall and fall-related injury rates. treatment and/or results in loss of consciousness, restriction of work motion or transfer to another job. It is an indicator of the state of health and safety at a workplace. 0%). Table 2: The breakdown of male lead workers under medical surveillance by highest recorded blood-lead level and industrial. 29. To calculate your LTIFR, simply plug those numbers into your formula: (6 x 1,000,000) / 2,500,000. Jumlah seluruh jam kerja. 3), Qantas (24. for >1 week and/or moderate modification of BJJ training and sporting activities for >2 weeks and/or evaluation by a medical professional. 9% compared with 22. Combat service support units reported injuries in this study at 65. risk cumulative. What Does Total Recordable Frequency (TRF) Mean? Total recordable frequency (TRF) refers to the rate of repetition of all workplace related death, sickness and injuries that cause unconsciousness, limit work, movement, performance, result in job cessation, transfer to another job, or which require medical treatment or first aid. The aim of this toolkit is. In other words, they create whole numbers people can easily understand. The overall total recordable injury rate (TRIR) (fatalities, lost work day cases, restricted work day cases, and medical treatment cases) was 0. Some people confuse this formula with the formula for lost time injuries, but the total recordable injury frequency rate includes all injuries requiring medical treatment from a medical professional - which in theory means that it will be a larger number. There have also been published reports of the profile of Australian football injuries treated in medical treatment settings, such as hospitals, but such studies have not allowed calculation of. The output of this all injury frequency rate calculation is your AIFR 'score' and indicates how many injuries are suffered when standardised across 100 employee working 40 hours per week for one year. 4 lost time injuries for every one million man hours worked. Frequency Rate is the total number of disabling injuries per million-employee hours of exposure. Variables: MTI is the Medical Treatment Injury. 9 Major Injury rate 18. 2. total recordable injury rate; lost time injury frequency;. A firm has 200 employees. A recordable incident is any work-related injury and illness that result in death, loss of consciousness, days away from work, restricted work activity, transfer to another job, or medical treatment beyond. tained more fractures, more organ injuries, and had higher need for surgery and intensive care. calculation when taken over a twelve month period combined with the limited set of ,6. 3. For example, If the number of accidents per year is 145 then 145 / 112,000 = 0. 9). in. 4 and 14. During the year, there are seven first-aid cases, three medical treatment injuries, an accident in which an injured employee was required to work 1 week in restricted work activity, a work-related illness in which the employee lost 1 week of work, a work-related illness in which the employee lost 6 weeks of work, and a fatality resulting. 0% Stage 2 incidence % of Total PI 38. Contoh : Suatu perusahaan dengan 500 tenaga kerja, kegiatan 50 minggu per tahun, 48 jam perminggu. 3 Incidence Rates 6. 6% of total injuries). . e. Where: Severity Rate is the rate that indicates the severity of workplace injuries and illnesses. The time off does not include the day of the injury. Measuring your LTIFR is actually easier than you think. Of the total number of injuries in 2020, 15,799 (42. Since frequency rate F, is based on the First-Aid injuries reportable to the statutory authorities, it ma) be used for official purposes only. 8 cases per 1,000 patients in 2012 (Padula et al. 4, which means there were 2. The formulae used to calculate the incidence estimate and rate of over 3-day absence injury relating to individuals working in the last 12 months for overall and individual characteristics such as age and sex are given by: Incidence of over-3-day absence injury. au. What is the LWDI?Incidence rate = (50,000 / 1,999,000) x 100 = 2. 26 For the year 2015, a firm with 30 employees has three medical-treatment injuries, plus one injury in which the worker lost 6 days of work. 35 0. THE BURDEN OF PRESSURE INJURIES. The total recordable injury frequency rate (TRIFR), or total recordable injury rate, is the number of fatalities, lost time injuries, alternate work, and other injuries requiring medical treatment per. 2. Definition. To chart the TRIFR into Australia, we divide the number on recordable injuries in a 12-month period, by that number of hours worked for any staff in of alike 12-month period, afterwards enlarge this figure by. 31% of the total)). This number tells you the number of lost time injuries per 100 worker years (equivalent to 2000 hours. First Aid = 10 hari.