Table 3 Subgroup analysis of anti-VZV IgG antibody among vaccinated and unvaccinated children aged 4 to 6 years
From: Seroprevalence and molecular characteristics of varicella-zoster virus infection in Chinese children
Vaccinated | χ2 | P | Unvaccinated | χ2 | P | |||
|---|---|---|---|---|---|---|---|---|
IgG Positive (%) | IgG Negative (%) | IgG Positive (%) | IgG Negative (%) | |||||
Total | ||||||||
Boys | 387 (55.3) | 313 (44.7) | 3.410 | 0.182 | 450 (50.4) | 442 (49.6) | 1.303 | 0.257 |
Girls | 348 (53.5) | 303 (46.5) | 362 (47.6) | 398 (52.4) | ||||
4 years | ||||||||
Boys | 78 (48.1) | 84 (51.9%) | 1.159 | 0.560 | 166 (48.5) | 176 (51.5) | 1.137 | 0.289 |
Girls | 75 (51.0) | 72 (49.0) | 118 (44.2) | 149 (55.8) | ||||
5 years | ||||||||
Boys | 116 (55.0) | 95 (45.0) | 6.823 | 0.033 | 133 (48.9) | 139 (51.1) | 0.825 | 0.662 |
Girls | 104 (48.1) | 112 (51.9) | 120 (50.0) | 120 (50.0) | ||||
6 years | ||||||||
Boys | 193 (59.0) | 134 (41.0) | 0.007 | 0.935 | 151 (54.1) | 128 (45.9) | 1.387 | 0.259 |
Girls | 169 (58.7) | 119 (41.3) | 124 (49.0) | 129 (51.0) | ||||