Table 1.
Baseline characteristics of the study cohort of people in SH areas stratified by seropositivity
| Full cohort | Seronegative | Seropositive | p |
|---|---|---|---|
| n | 10,983 | 2296 | |
| Age (mean (SD)) | 46.43 (16.4) | 47.27 (16.0) | 0.031 |
| Female (%) | 5567 (54.8) | 1100 (51.0) | 0.001 |
| Questionnaire cohort | |||
| n | 2632 | 604 | |
| Body mass index (median [IQR]) | 25.35 [22.83, 29.03] | 25.47 [23.12, 29.05] | 0.476 |
| Ever smoker (%) | 727 (27.8) | 121 (20.1) | < 0.001 |
| Alcohol intake (%) | 2075 (80.3) | 458 (76.5) | 0.039 |
| Alcohol use (%) | 140 (5.5) | 21 (3.6) | 0.074 |
| Ever used drugs (%) | 123 (4.7) | 12 (2.0) | 0.004 |
| Education level (%) | 0.842 | ||
| No formal education | 66 (2.5) | 16 (2.7) | |
| Primary education | 251 (9.6) | 61 (10.2) | |
| Secondary education (youth education) | 267 (10.3) | 66 (11.0) | |
| Vocational training or short-term/medium-term higher education | 1,384 (53.2) | 325 (54.3) | |
| Long-term higher education | 605 (23.2) | 126 (21.0) | |
| Unknown | 30 (1.2) | 5 (0.8) | |
Alcohol intake: Intake of alcohol within the past 12 months
Alcohol use: Reporting > 7 units of alcohol a week for females or > 14 units of alcohol for males