Table 1.
Sample size by gender, prevalence of drug abuse (DA), sample size by relative pairs and their correlation for social deprivation (SD) in all individuals included in the analysis of the 1996 cohort
| n | Prevalence of DA (%), 1997–2001 | ||
|---|---|---|---|
| Women | 1694037 | 0.5 | |
| Men | 1769952 | 1.3 | |
|
| |||
| Pair correlation for SD | n pairs (total) | n pairs included in the CLR | |
|
| |||
| Cousins | |||
| Women | 0.107 | 1117951 | 22 608 |
| Men | 0.118 | 1249095 | 58 540 |
| Paternal half-siblings | |||
| Women | 0.111 | 63146 | 2446 |
| Men | 0.128 | 66666 | 6428 |
| Maternal half-siblings | |||
| Women | 0.216 | 50439 | 1826 |
| Men | 0.225 | 53677 | 4540 |
| Full siblings | |||
| Women | 0.392 | 437421 | 6104 |
| Men | 0.426 | 487085 | 13 188 |
CLR, Conditional logistic regression.