Table 3

 Data material, mean exposure, and exposure variability at job and task levels for car mechanics

JobEngine roomBreak Waiting time TestrunBrakesSuspensionBrake pipes Dashboard AirbagWheels TyresDoor lock New car LightsClutch Gearbox Drive shaftsUnspecifiedElectronicsSeats ComfortTow-barChange of oilExhaust
All tasks occurring in the diaries are shown, ordered according to decreasing proportion of daily measurement time. The task category “unspecified” was formed a posteriori for periods with insufficient task information.
sBS2, sBD2, variance between subjects and between days (within subject), respectively.
Data material
% of daily measurement time
Exposure variables
% time >90°
% time >90° at least 5 seconds