Table 3.
Associated factors for HSV-2 among women 18–49 years of age in Shandong province, China in May to August, 2016
| % (95% CI) | Crude OR (95% CI) |
Adjusted OR (95% CI)a |
Denominatorb unweighted, weighted |
|
|---|---|---|---|---|
| All ages | 4.2% (3.2–5.3) | – | – | 3730, 3605 |
| Age (years) | – | p = 0.57 | p = 0.59 | – |
| 18–24 | 3.2% (0.9–5.4) | 1.00 | 1.00 | 195, 828 |
| 25–29 | 3.1% (2.2–4.0) | 0.98 (0.51–1.88) | 1.04 (0.51–2.14) | 914, 499 |
| 30–34 | 6.9% (5.0–8.8) | 2.27 (0.99–5.22) | 2.46 (0.94–6.44) | 559, 465 |
| 35–39 | 4.6% (2.9–6.3) | 1.48 (0.74–2.95) | 1.61 (0.68–3.80) | 591, 561 |
| 40–44 | 4.7% (2.1–7.4) | 1.52 (0.59–3.94) | 1.62 (0.55–4.79) | 742, 668 |
| 45–49 | 3.5% (2.0–5.1) | 1.13 (0.44–2.89) | 1.18 (0.38–3.63) | 729, 584 |
| Marital status | – | p = 0.01 | p = 0.02 | – |
| Unmarried/married | 4.2% (3.1–5.2) | 1.00 | 1.00 | 3678, 3564 |
| Divorced/widowed | 8.8% (4.2–13.3) | 2.21 (1.21–4.04) | 1.79 (1.08–2.97) | 52, 41 |
| Location of residence | – | p = 0.10 | – | – |
| Rural | 3.2% (2.0–4.5) | 1.00 | – | 1898, 1553 |
| Urban | 5.0% (3.5–6.4) | 1.56 (0.92–2.64) | – | 1832, 2052 |
| Smoking | – | p = 0.47 | – | – |
| No | 4.2% (3.2–5.3) | 1.00 | – | 3660, 3551 |
| Yes | 2.4% (0.0–6.2) | 0.56 (0.12–2.70) | – | 70, 54 |
| Domestic violence from husband | – | p = 0.63 | – | |
| No | 4.1% (2.9–5.3) | 1.00 | – | 3406, 3141 |
| Yes | 4.7% (2.6–6.8) | 1.15 (0.67–1.97) | – | 195, 176 |
| Transfusion history | p = 0.12 | – | – | |
| No | 4.3% (3.3–5.4) | 1.00 | – | 3533, 3398 |
| Yes | 2.7% (0.7–4.7) | 0.61 (0.33–1.14) | – | 197, 207 |
| Having a tattoo | – | p = 0.04 | p = 0.04 | – |
| No | 4.1% (3.1–5.2) | 1.00 | 1.00 | 3684, 3569 |
| Yes | 11.9% (0.9–22.9) | 3.14 (1.07–9.18) | 2.89 (1.07–7.84) | 46, 36 |
| Quality of sex activity | – | p < 0.01 | p < 0.01 | – |
| Satisfied | 3.9% (2.8–5.0) | 1.00 | 1.00 | 3510, 3389 |
| Dissatisfied | 8.5% (4.9–12.1) | 2.26 (1.35–3.79) | 2.12 (1.24–3.63) | 220, 216 |
| Extramarital sex | p = 0.68 | – | – | |
| No | 4.1% (2.8–5.4) | 1.00 | – | 3471, 3197 |
| Yes | 5.1% (1.0–9.1) | 1.24 (0.44–3.50) | – | 130, 121 |
| Number of sex partners | – | p = 0.07 | p = 0.15 | – |
| < 2 | 4.1% (3.1–5.0) | 1.00 | 1.00 | 3617, 3461 |
| ≥ 2 | 8.0% (1.7–14.2) | 2.05 (0.95–4.44) | 2.17 (0.76–6.23) | 113, 144 |
| Commercial sex | – | p = 0.86 | – | |
| No | 4.2% (3.2–5.2) | 1.00 | – | 3688, 3572 |
| Yes | 4.6% (0.0–9.8) | 1.09 (0.41–2.91) | – | 42, 33 |
“Times of drunk in the past year” was not presented in the table because 91% of participants did not drink in the past year
CI confidence interval, OR odds ratio
aAdjusted for age, marital status, having a tattoo, quality of sex activity, and number of sex partners
bDenominator was participants with sex experience and a blood test result