Table 2.
Follow-up results of respiratory tract infection in RRTI control and intervention groups
| Items | Control group (n = 30) | Intervention group (n = 30) | t value | P value |
|---|---|---|---|---|
| Average number of acute upper respiratory tract infections (times/y) | 4.03 ± 4.95 | 1.93 ± 2.12 | 2.1360 | 0.0185 |
| Average number of acute bronchitis or bronchitis (times/y) | 0.83 ± 0.71 | 0.37 ± 0.75 | 2.4396 | 0.0089 |
| Average number of pneumonia (times/y) | 1.47 ± 2.12 | 0.40 ± 1.41 | 2.3018 | 0.0125 |
| Average number of use of antibiotics (times/y) | 2.17 ± 3.54 | 0.63 ± 1.47 | 2.2006 | 0.0159 |
| Duration of use of antibiotics for each onset (d) | 6.12 ± 2.87 | 4.13 ± 2.54 | 2.8440 | 0.0031 |
| Duration of fever for each onset (d) | 3.57 ± 1.93 | 2.03 ± 1.45 | 3.4942 | 0.0005 |
| Duration of cough for each onset (d) | 6.53 ± 3.39 | 4.02 ± 1.85 | 3.5598 | 0.0004 |