2.
不同年龄人群血清VZV-IgG抗体情况比较
| 年龄(岁) | 例数 | 抗体总浓度(x±s, mIU/mL) | 抗体总阳性率 [例(%)] |
| 1~ | 240 | 225±16 | 159(66.2) |
| 4~ | 396 | 497±14 | 296(74.8) |
| 7~ | 364 | 417±18 | 253(69.5) |
| 14~19 | 203 | 871±22 | 152(74.9) |
| F(χ2)值 | 3.203 | (7.140) | |
| P值 | 0.023 | 0.068 |
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