From: Prevalence and risk factors of syphilis infection among drug addicts
Syphilis infection (positive for TPHA) | |||
---|---|---|---|
OR* | 95%CI | p-value | |
Gender | |||
Male | 1 | [reference group] | <0.00 |
Female | 4.56 | [2.37–8.78] | |
Age groups | |||
below 21 y | 1 | [reference group] | |
21–30 y | 0.59 | [0.19–1.85] | 0.363 |
31–40 y | 0.59 | [0.18–1.94] | 0.383 |
over 40 y | 1.94 | [0.56–6.71] | 0.295 |
Illicit drug abuse | |||
no or <2 y | 1 | [reference group] | |
2 to 4 y | 0.89 | [0.23–3.53] | 0.872 |
5–7 y | 1.88 | [0.52–6.79] | 0.334 |
>7 y | 0.96 | [0.32–2.92] | 0.945 |
Migration background | |||
native German | 1 | [reference group] | |
Migrants | 1.51 | [0.63–3.62] | 0.36 |
Stable partnership | |||
> 5 years | 1 | [reference group] | |
1 to 5 years | 1.17 | [0.46–2.97] | 0.94 |
<1 year | 1.04 | [0.35–3.16] | 0.74 |
Number of sexual partners in the last 5 years | |||
0–1 | 1 | [reference group] | |
2–5 | 1.71 | [0.57–5.17] | 0.34 |
6–20 | 0.69 | [0.13–3.67] | 0.67 |
> 20 | 5.85 | [2.07–16.5] | 0.00 |
Sex for drugs/money | |||
never | 1 | [reference group] | |
frequent | 8.81 | [3.66–21.19] | 0.00 |
Sex on the first day of meeting a partner | |||
never | 1 | [reference group] | |
seldom | 1.31 | [0.44–3.9] | 0.63 |
frequent | 4.98 | [2.22–11.19] | 0.00 |