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Table 2 Chikungunya clinical status × serological status in the community.

From: Estimating Chikungunya prevalence in La Réunion Island outbreak by serosurveys: Two methods for two critical times of the epidemic

Population-based survey, Reunion Island outbreak, August – October 2006 (post-epidemic era)
Chikungunya declared Negative serology Positive serology Total
"No" [82.5] 1217 [12.0] 116 [54.5] 1333
   (91.3)   (8.7)   (100)
Yes" [8.0] 118 [83.2] 805 [37.9] 923
   (12.8)   (87.2)   (100)
"I don't know" [9.5] 140 [4.8] 46 [7.6] 186
   (75.3)   (24.7)   (100)
Total [100] 1475 [100] 967 [100] 2442
   (60.4)   (39.6)   (100)
  1. Data are numbers of persons questioned and (row) or [column] percentages.