Industry A s rate is comprised completely of days away from work cases, while industry B s rate is comprised completely of cases without lost workdays. Cases without lost workdays . The rates for cases without lost workdays, the least severe cases, have declined since 1976 for both manufacturing and construction. Cases without lost workdays accounted for much of the decline in the total recordable case rate for both industries, but the decline was greater in construction. Cases involving restricted work activity only.
Cases involving restricted work activity only are more severe than cases without lost workdays.
The 1997 incidence rate for these cases in manufacturing was 2.4 per 100 full-time workers, up 500 percent from 1976. The 1997 rate for comparable cases in construction was 0.8, up 700 percent. The large increase in these cases can be seen in all industry divisions. 4 Cases involving days away from work. Cases involving days away from work, the most serious cases, involve at least 1 day away from work, though usually more.