Total sample | Not exposed, reference | Non-danger exposed | Danger exposed | |
---|---|---|---|---|
(N = 837) | (n = 123) | (n = 434) | (n = 280) | |
None | 359 (42.9) | 57 (46.3) | 183 (42.2) | 119 (42.5) |
Once | 212 (25.3) | 31 (25.2) | 110 (25.3) | 71 (25.4) |
2–3 times | 190 (22.7) | 27 (22.0) | 98 (22.6) | 65 (23.2) |
4–10 times | 60 (7.2) | 7 (5.7) | 36 (8.3) | 17 (6.1) |
> 10 times | 16 (1.9) | 1 (0.8) | 7 (1.6) | 8 (2.9) |
χ2 = 4.37, p = 0.825 |