Population-based survey, Reunion Island outbreak, August – October 2006 (post-epidemic era)
|
---|
Symptoms
|
Negative serology
|
Positive serology *
|
Total
|
---|
Arthralgia
|
111
|
(12.6)
|
770
|
(87.4)
|
881
|
Fever
|
92
|
(10.9)
|
753
|
(89.1)
|
845
|
Asthenia
|
89
|
(12.8)
|
605
|
(87.2)
|
694
|
Headache
|
69
|
(11.2)
|
545
|
(88.8)
|
614
|
Myalgia
|
68
|
(12.0)
|
497
|
(88.0)
|
565
|
Rash
|
41
|
(7.7)
|
493
|
(92.3)
|
534
|
Pruritus
|
36
|
(7.9)
|
421
|
(92.1)
|
457
|
Vomiting
|
31
|
(14.2)
|
188
|
(85.8)
|
219
|
Diarrhea
|
21
|
(13.5)
|
135
|
(86.5)
|
156
|
Depression
|
19
|
(13.2)
|
125
|
(86.8)
|
144
|
Fever and arthralgia
|
89
|
(13.0)
|
594
|
(87.0)
|
683
|
Total
|
118
|
(100)
|
805
|
(100)
|
923
|
- Data are numbers of persons questioned and (row) percentages. Positive Predictive value (PPV) *