Table 1

Accumulation of exposure time in trailer assembly by sex, work load, job duration, and age (y)

Job durationMenWomen
Final inspection, transportation (low work load) Person-years (%)Element construction and mechanisation (high work load) Person-years (%)Final inspection, transportation (low work load) Person-years (%)Furniture assembly and fixing (high work load) Person-years (%)
Experienced workers:
 <3018  (9)16  (13)3  (3)8  (13)
 30–4049 (24)33 (27)22 (21)19 (31)
 >40134 (67)75 (60)78 (76)35 (56)
 All201 (100)124 (100)103 (100)62 (100)
New workers, year 1:
 <3047 (71)54 (79)5 (45)15 (65)
 30–4014 (21)11 (16)5 (45)6 (26)
 >405 (8)3 (5)1 (10)2 (9)
 All66 (100)68 (100)11 (100)23 (100)
New workers, year 2+:
 <3024 (57)22 (76)4 (44)12 (50)
 30–4010 (24)5 (17)4 (44)5 (21)
 >408 (19)2 (7)1 (12)7 (29)
 All42 (100)29 (100)9 (100)24 (100)