|
Mode of acquisition
| | | | |
|
Non IDU, no IDU sex partner
|
1433
|
97 (7)
|
1.00
|
1.00
|
|
Non IDU, IDU sex partner
|
523
|
26 (5)
|
0.72 (0.46–1.12)
|
0.73 (0.47–1.14) p = 0.17
|
|
IDU
|
380
|
99 (26)
|
4.85 (3.57–6.60)
|
3.62 (2.61–5.03) p < 0.001
|
|
Maternal age
| | | | |
|
<25 years
|
1117
|
75 (7)
|
1.00
|
1.00
|
|
25–30 years
|
727
|
73 (10)
|
1.55 (1.11–2.17)
|
1.30 (0.92–1.85) p = 0.17
|
|
≥30 years
|
492
|
74 (15)
|
2.46 (1.75–3.46)
|
1.90 (1.32–2.72) p < 0.001
|
|
Marital status
| | | | |
|
Single, divorced, widowed
|
425
|
69 (16)
|
1.00
|
1.00
|
|
Married or cohabiting
|
1911
|
153 (8)
|
0.45 (0.33–0.61)
|
0.55 (0.39–0.76) p < 0.001
|
|
Time period of delivery
| | | | |
|
2000–2001
|
169
|
21 (12)
|
1.00
|
1.00
|
|
2002–2003
|
373
|
49 (13)
|
1.07 (0.62–1.84)
|
1.27 (0.72–2.26) p = 0.40
|
|
2004–2005
|
734
|
87 (12)
|
0.95 (0.57–1.58)
|
1.16 (0.67–1.98) p = 0.60
|
|
2006–2007
|
1060
|
65 (6)
|
0.46 (0.27–0.78)
|
0.66 (0.38–1.15) p = 0.14
|
