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Table 4 Recent dengue infection in children aged 3–9 years, by region

From: Dengue occurrence relations and serology: cross-sectional analysis of results from the Guerrero State, Mexico, baseline for a cluster-randomised controlled trial of community mobilisation for dengue prevention

Region

Percentage (proportion) with evidence of recent dengue infection

Quadrupling of IgG level

95%CI

Trebling of IgG level

95%CI

Doubling of IgG level

95% CI

Acapulcoa

9.2% (184/1994)

8.0–10.6

12.1% (242/1994)

10.7–13.6

19.4% (387/1994)

17.7–21.2

Costa Grandeb

5.2% (97/1869)

4.2–6.3

8.2% (153/1869)

7.0–9.5

16.5% (308/1869)

14.8–18.3

Costa Chicab

4.4% (111/2519)

3–6 – 5.3

7.2% (181/2519)

6.2–8.2

15.4% (388/2519)

14.0–16.9

Total

6.1% (392/6382)

5.6–6.8

9.0% (576/6382)

8.3–9.7

17.0% (1083/6382)

16.1–17.9

  1. aPaired saliva samples in December 2009 and February 2010
  2. bPaired saliva samples in May and November 2010