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Table 3 Analysis of recent dengue virus infection among study population by selected characteristics

From: Seroepidemiology of dengue virus infection among adults during the ending phase of a severe dengue epidemic in southern Taiwan, 2015

  Univariate analysis Multivariate analysis
Characteristics No. positive/No. tested (%) Odds ratio 95% CI P value Adjusted OR 95% CI P value
Gender
Male 29/586 (5.0) 1.00 Referent - 1.00 Referent -
Female 66/805 (8.2) 1.72 (1.09,2.69) 0.0188 1.21 (0.74,1.99) 0.4463
Age group (y)      <.0001    0.0012
20–34 8/510 (1.6) 1.00 Referent - 1.00 Referent -
35–49 13/344 (3.8) 2.46 (1.01,6.01) 0.0474 1.49 (0.56,3.95) 0.4209
50–64 41/330 (12.4) 8.90 (4.12,19.25) <.0001 3.40 (1.33,8.72) 0.0108
≥65 33/207 (15.9) 11.90 (5.39,26.26) <.0001 5.16 (1.95,13.64) 0.0009
Place      <.0001    <.0001
West Central District 51/226 (22.6) 18.65 (7.31,47.59) <.0001 5.92 (1.94,18.06) 0.0018
North District 13/175 (7.4) 5.14 (1.80,14.66) 0.0022 1.81 (0.53,6.11) 0.3416
East District 24/363 (6.6) 4.53 (0.08,2.22) 0.0024 1.53 (0.47,4.93) 0.4772
Factory in Yongkang 2/302 (0.7) 0.43 (1.71,12.02) 0.3109 0.40 (0.08,2.13) 0.2844
Factory in Annan 5/325 (1.5) 1.00 Referent - 1.00 Referent -
Family diagnosed with dengue in 2015
No 71/1289 (5.5) 1.00 Referent - 1.00 Referent -
Yes 24/102 (23.5) 5.28 (3.15,8.85) <.0001 3.20 (1.79,5.71) <.0001