Table 1

Reported duration of exposure in minutes to each transient factor in the month before injury shown as the 25th, 50th, and 75th percentiles in hand injured subjects*

Exposure duration (min)
FactorNo exposed†25%Median 50%75%
*Adapted from Sorock et al.11
†Number of subjects (n=232) reporting any exposure during the past work-month to each of eight transient risk factors. For instance, 118 subjects reported a median of 8 minutes of distraction time, on average, during episodes of distraction in the month before the injury.
Working overtime16090180390
Wearing gloves15560258480
Unusual task861860150
Equipment/materials or performed differently711560
Feeling ill6560240480
Different work method64930120