|  | Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|---|
 |  | Paid for sex 1649 (%) | Did not pay for sex 4507 (%) | OR (95% CI) | P | OR (95% CI) | P |
Age | 18–29 | 681 (41.5) | 2426 (54.0) | 1 (ref) | < 0.001 | 1 (ref) | 0.005 |
≥30 | 964 (58.5%) | 2060 (46.0) | 1.6 (1.4–1.8) | 1.4 (1.1–1.9) | |||
Relationship statusa | Single (single, divorced & widowed) | 1014 (75.5) | 3346 (85.0) | 1 (ref) | < 0.001 | 1 (ref) | 0.03 |
Married | 331 (24.5) | 582 (15.0) | 1.4 (1.2–1.6) | 1.46 (1.02–2.0) |  | ||
Country of birth | Israel | 1083 (66.5) | 3128 (70.5) | 1 (ref) | Â | 1 (ref) | Â |
Western Countries | 48 (3.0) | 176 (4.0) | 0.7 (0.5–1.0) | 0.1 | 0.7 (0.3–1.5) | 0.4 | |
North Africa and Middle East | 40 (2.5) | 36 (1.0) | 3.2 (2.0–5.0) | < 0.001 | 2.0 (0.7–5.6) | 0.2 | |
The FSU | 328 (20.0) | 648 (14.5) | 1.4 (1.2–1.6) | < 0.001 | 1.6 (1.1–2.3) | 0.01 | |
Asia | 38 (2.5) | 54 (1.2) | 2.0 (1.3–3.0) | < 0.001 | 2.7 (1.02–7.6) | 0.03 | |
Africa | 72 (4.5) | 358 (8.0) | 0.5 (0.4–0.7) | < 0.001 | 1.0 (0.6–1.6) | 0.7 | |
South America | 17 (1.0) | 44 (1.0) | 1.1 (0.6–1.9) | 0.7 | 1.1 (0.3–3.8) | 0.8 | |
Reason for attending clinic | Symptomatic or sex with a symptomatic partner | 378 (23.0) | 800 (18.0) | 1.3 (1.2–1.5) |  < 0.001 | 1.8 (1.3–2.4) | < 0.001 |
Self-referral screening | 1271 (77.0) | 3707 (82.0) | 1 (ref) | 1 (ref) | Â | ||
Age sexual debut < 18 years | 874 (56.0) | 2185 (50.5) | 1.2 (1.1–1.4) | < 0.001 | 1.0 (0.8–1.3) | 0.8 | |
≥ 11 sexual partners during lifetimea | 1134 (72.0) | 2322 (53.0) | 2.0 (1.8–2.3) | < 0.001 | 1.6 (1.2–2.1) | < 0.001 | |
≥6 sexual partners within the last 3 months | 303 (19.0) | 391 (9.0) | 2.3 (1.9–2.7) | < 0.001 |  |  | |
Irregular or no use of condom during vaginal sex | 1234 (79.0) | 3447 (82.0) | 0.8 (0.7–0.9) | 0.03 | 0.9 (0.7–1.4) | 0.8 | |
Irregular or no use of condom during anal sex | 430 (77.5) | 977 (78.5) | 0.9 (0.7–1.2) | 0.6 |  |  | |
Performed sex with a non-Israeli partner within the last 3 months | 126 (28.5) | 315 (21.5) | 1.4 (1.1–1.8) | < 0.001 | 1.1 (0.8–1.5) | 0.2 | |
Performs sex under the influence of drugs | 741 (45.5) | 1345 (30.0) | 1.9 (1.7–2.2) | < 0.001 | 1.9 (1.4–2.5) | < 0.001 | |
Uses shared syringes | 114 (10.0) | 234 (7.0) | 1.4 (1.1–1.8) | < 0.001 |  |  | |
Reported Previous STI diagnosisa | 263 (16.0) | 404 (9.0) | 1.7 (1.4–2.0) | < 0.001 | 1.5 (1.09–2.2) | 0.01 | |
STI diagnosis at current visitb | 85 (5.0) | 208 (4.5) | 1.1 (0.8–1.4) | 0.3 |  |  |