Table 2. Summary of prevalence study characteristics of Dengue virus infection in Nigeria.
| Features | Categories | Number of studies | Number of participants | Number of Dengue cases (%) | P-value | Chi-square |
|---|---|---|---|---|---|---|
| Geo-political zone | North-east | 4a, b | 1,015 | 93 (9.2) | <0.0001 | 626.1 |
| North-west | 4a | 1,422 | 534 (37.6) | |||
| North-central | 8a, b | 1,752 | 413 (23.5) | |||
| South-west | 7a | 1,171 | 402 (34.3) | |||
| South-east | 1 | 96 | 74 (77.1) | |||
| South-south | 3a | 754 | 30 (3.9) | |||
| Laboratory protocol for Dengue detection | RDT | 1 | 420 | 24 (5.7) | ND | ND |
| PCR | 3 | 323 | 25 (7.7) | |||
| ELISA | 17 | 5,465 | 1,303 (23.8) | |||
| PRNT | 1 | 1,948 | 13 (0.67) |
aIncluded a study with study areas from six different geographical regions.
bIncluded a study with study areas from two different geographical regions.
RDT, rapid diagnostic test; ND, not done; PCR, polymerase chain reaction; ELISA, enzyme linked immunosorbent assay; PRNT, plaque reduction neutralization test.