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Comparison of body immune status between the observed and control groups, n (%)
|
Items
|
Observation group (n = 105)
|
Control group (n = 210)
|
χ
2/t
|
P value
|
| Upper respiratory tract infection | 73 (69.5) | 99 (47.1) | 14.145 | < 0.001 |
| Bronchitis or pneumonia | 5 (4.8) | 12 (5.7) | 0.124 | 0.724 |
| Gastrointestinal infection | 9 (8.6) | 20 (9.5) | 0.076 | 0.783 |
| Skin infection | 3 (2.9) | 9 (4.3) | 0.390 | 0.532 |
| High infection | 74 (70.5) | 114 (54.3) | 7.626 | 0.006 |
| Bleb | 16 (15.2) | 26 (12.4) | 0.495 | 0.482 |
