|
Year of first exposure
|
1950–1959
|
1 (2.6)
|
1 (2.6)
|
|
1960–1969
|
2 (5.1)
|
5 (13.2)
|
|
1970–1979
|
24 (61.5)
|
20 (52.6)
|
|
1980–1989
|
6 (15.4)
|
10 (26.3)
|
|
1990–1999
|
6 (15.4)
|
2 (5.3)
|
|
Age at first exposure (years)
|
< 20
|
11 (28.2)
|
8 (21.1)
|
|
20–29
|
18 (46.2)
|
23 (60.5)
|
|
30–39
|
6 (15.4)
|
5 (13.2)
|
|
≥40
|
4 (10.3)
|
2 (5.3)
|
|
Mean ± Standard deviation
|
25.6 ± 8.6 (min: 14, max: 47, median: 25)
|
25.7 ± 7.0 (min: 15, max: 51, median: 25)
|
|
Duration of exposure (years)
|
< 5
|
6 (15.4)
|
2 (5.3)
|
|
5–9
|
4 (10,3)
|
3 (7.9)
|
|
10–19
|
6 (15.4)
|
11 (28.9)
|
|
20–29
|
14 (35.9)
|
14 (36.8)
|
|
30–39
|
8 (20.5)
|
4 (10.5)
|
|
≥40
|
1 (2.6)
|
4 (10.5)
|
|
Mean ± Standard deviation
|
19.9 ± 11.5 (min: 1.5, max: 42, median: 22)
|
21.7 ± 11.4 (min: 2.5, max: 50, median: 20)
|
|
Latency period (years)
|
< 5
|
0
|
0
|
|
5–9
|
0
|
0
|
|
10–19
|
3 (7.7)
|
1 (2.6)
|
|
20–29
|
6 (15.4)
|
12 (31.6)
|
|
30–39
|
22 (56.4)
|
17 (44.7)
|
|
≥40
|
8 (20.5)
|
8 (21.1)
|
|
Mean ± Standard deviation
|
34.1 ± 8.2 (min: 15, max: 54, median: 35)
|
33.1 ± 8.2 (min: 14, max: 53, median: 32)
|
