Table 3.
The distribution of the proportion of IgG responders stratified according to study site
| Recombinant antigen | Responders | Study site | Total n (%) | Univariate analysis | Multivariate analysis | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Bamenda n (%) | Limbe n (%) | Yaounde n (%) | Maroua n (%) | Ngaoundere n (%) | χ² | p value | χ² | p value | |||
| AMA-1 | Positive | 53 (39.9) | 79 (56.4) | 68 (53.5) | 27 (35.5) | 23 (18.3) | 242 (40.2) | 49.741 | < 0.0001 | ||
| Negative | 80 (60.1) | 61 (43.6) | 59 (46.5) | 49 (64.5) | 103 (81.7) | 360 (59.8) | |||||
| Total | 133 | 140 | 127 | 76 | 126 | 602 | |||||
| MSP-1 | Positive | 72 (54.1) | 104 (74.3) | 91 (71.7) | 36 (47.4) | 49 (38.9) | 352 (58.5) | 48.294 | < 0.0001 | ||
| Negative | 61 (45.9) | 36 (25.7) | 36 (28.3) | 40 (52.6) | 77 (61.1) | 250 (41.5) | |||||
| Total | 133 | 140 | 127 | 76 | 126 | 602 | |||||
| Overall | Positive | 89 (66.9) | 128 (91.4) | 107 (84.3) | 43 (56.6) | 67 (53.2) | 434 (72.1) | 68.626 | < 0.0001 | 67.840a | < 0.0001 |
| Negative | 44 (33.1) | 12 (8.6) | 20 (15.7) | 33 (43.4) | 59 (46.8) | 168 (27.9) | |||||
| Total | 133 | 140 | 127 | 76 | 126 | 602 | |||||
aChi square values obtained from the likelihood ratio tests adjusted for age and gender