Table 2.
Prevalence of dengue infection among asymptomatic participants per study category and detection method.
| Recruitment method | Virus detectionb | Antibody detection | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number of studies | References | I/Aa | Prevalence of dengue infection (CI) | Range | Number of studies | References | I/Aa | Prevalence of dengue infections (CI) | Range | |
| Blood donors | 14 | [13,[85], [86], [87], [88], [89], [90], [91], [92], [93], [94], [95], [96], [97]] | 125/54333 | 0,2% (0-0,7%) | [0–5.5%] | 2 | [98,99] | 15/573 | 2,60% (0–6,8%) | [0–4.2%] |
| Cohort | 1 | [100] | NA | 12,70% | 1 | [32] | NA | 5–20% | ||
| Serosurveyc | 6 | [33,[101], [102], [103], [104], [105]] | NA | 28% | [7–48%] | |||||
| Total | 15 | 9 | ||||||||
a
I/A: number of dengue infections (I) among healthy asymptomatic people (A).
b
Virus detection thourgh RT-PCR, Transcription Mediated Amplification (TMA) or NS1.
c
Presence of IgG and no history of dengue.