Median number of days away from work, by event or exposure leading to occupational injury or illness, 2003 Event or exposure Median days Repetitive motion 22 Fall to lower level 15 Fires and explosions 14 Transportation accidents 10 Overexertion 10 Fall on same level 9 Slip, trip, loss of balance (without fall) 8 Assaults and violent acts by persons 5 Contact with objects and equipment 5 Exposure to harmful substances 3