Table 2.
Characteristics of 376 subjects (109 cases and 267 controls) whose relatives were interviewed.
| Participant characteristics | Cases | Controls | |||
|---|---|---|---|---|---|
|
|
|||||
| n | % | n | % | ||
| Education: at least 8 years of schooling | No | 89 | 81.7 | 226 | 84.6 |
| Yes | 19 | 17.4 | 41 | 15.4 | |
| missing | 1 | 0.9 | 0 | 0.0 | |
| Marital status | Not married a | 51 | 46.8 | 121 | 45.3 |
| Married | 57 | 52.3 | 145 | 54.3 | |
| missing | 1 | 0.9 | 1 | 0.4 | |
| Smoking status b | Never smoked | 57 | 52.3 | 161 | 60.3 |
| Former/current smoker | 49 | 54.0 | 105 | 39.3 | |
| missing | 3 | 2.7 | 1 | 0.4 | |
| First degree relative with HM c | No | 84 | 77.1 | 228 | 85.4 |
| Yes | 12 | 11.0 | 15 | 5.6 | |
| missing | 13 | 11.9 | 24 | 9.0 | |
| Disease associated with increased HM risk d | No | 105 | 96.3 | 264 | 98.9 |
| Yes | 3 | 2.8 | 3 | 1.1 | |
| missing | 1 | 0.9 | 0 | 0.0 | |
| Occupational exposure (MAtline matrix)e | <10 years | 94 | 86.2 | 231 | 86.5 |
| ≥10 years | 12 | 11.0 | 31 | 11.6 | |
| missing | 3 | 2.8 | 5 | 1.9 | |
| Resident in urban area | <10 years | 10 | 9.2 | 35 | 13.1 |
| ≥10 years | 96 | 88.1 | 219 | 88.0 | |
| missing | 3 | 2.8 | 13 | 4.9 | |
| Resident on ground floor | <10 years | 81 | 74.3 | 192 | 71.9 |
| ≥10 years | 25 | 22.9 | 63 | 23.6 | |
| missing | 3 | 2.8 | 12 | 4.5 | |
| Resident in rural area where pesticides are used | <10 years | 88 | 80.7 | 216 | 80.9 |
| ≥10 years | 10 | 9.2 | 20 | 7.5 | |
| missing | 11 | 10.1 | 31 | 11.6 | |
| Passive smoking | <10 years | 52 | 47.7 | 138 | 51.7 |
| ≥10 years | 54 | 49.5 | 113 | 42.3 | |
| missing | 3 | 2.8 | 16 | 6.0 | |
| Busy road <100 m | <10 years | 49 | 45.0 | 98 | 36.7 |
| ≥10 years | 57 | 52.3 | 156 | 58.4 | |
| missing | 3 | 2.8 | 13 | 4.9 | |
| Petrol station <200 m | <10 years | 63 | 57.8 | 183 | 68.5 |
| ≥10 years | 43 | 39.5 | 71 | 26.6 | |
| missing | 3 | 2.8 | 13 | 4.9 | |
a
Unmarried, separated, divorced or widow/widower.
b
At end of time window.
c
Mother, father, sister, or brother with HM.
d
Specifically: ataxia-telangiectasia, Down syndrome, neurofibromatosis type 1, inherited immunodeficiency, MLL rearrangement, TEL/AML1 rearrangement, hepatitis A, HIV infection or other RNA virus infection.