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Table 1 The weighted seroprevalence of HSV-2 in participants 18–49 years of age by gender, age group and region in Shandong province, China in May to August, 2016

From: Seroprevalence and associated factors of HSV-2 infection among general population in Shandong Province, China

  Male Female Denominatora (unweighted, weightedb)
[n, %(95% CI)] [n, %(95% CI)] Male Female
Age (years)
 18–24 6, 2.4% (0.0–5.9) 9, 3.2% (0.9–5.4) 253, 852 195, 828
 25–29 12, 1.4% (0.5–2.3) 31, 3.1% (2.2–4.0) 786, 500 914, 499
 30–34 10, 2.5% (0.0–5.2) 33, 6.9% (5.0–8.8) 503, 471 559, 465
 35–39 19, 3.6% (1.4–5.8) 29, 4.6% (2.9–6.3) 566, 575 591, 561
 40–44 27, 3.6% (1.7–5.6) 36, 4.7% (2.1–7.4) 721, 675 742, 668
 45–49 14, 2.3% (0.0–4.7) 28, 3.5% (2.0–5.1) 697, 578 729, 584
Region
 Northwest 6, 1.4% (1.0–1.8) 10, 2.6% (0.7–4.6) 340, 393 349, 358
 Middle 14, 1.4% (1.2–1.6) 33, 2.9% (1.9–4.0) 902, 949 916, 861
 South 28, 1.8% (1.3–2.3) 63, 3.9% (2.5–5.4) 1505, 1469 1582, 1493
 East 40, 6.2% (5.2–7.3) 60, 6.5% (5.1–8.0) 779, 840 883, 893
Total 88, 2.7% (1.1–4.2) 166, 4.2% (3.2–5.3) 3526, 3651 3730, 3605
  1. Abbreviations: CI confidence interval
  2. aDenominator was participants with sex experience and a blood test result
  3. bSelection probability weighting, non-response weighting, and post-stratification weighting were applied to calculate the weighted denominator