Tye-Pearson Accident Ratio

In 1974-1975, the Tye-Pearson theory was conducted on behalf of the British Safety Council and was based on a study of almost 1 million accidents in Britain (Model 2.2). The ratio showed that for every 1 serious injury experienced, 3 minor injuries occurred, 50 first aid injuries took place, 80 accidents caused damage, and there were in excess of 400 near miss incidents. The study was concluded by stating that  

There are a great many more near miss incidents than injury—or damage—producing ones, but little is generally known about these. 

---