Table 3:
Baseline | Middle | Final | ||||
---|---|---|---|---|---|---|
Intervention | Control | Intervention | Control | Intervention | Control | |
≤3 | 42.2 | 41.5 | 61.3 | 54.1 | 37.3 | 46.1 |
4–6 | 54.1 | 55 | 36.2 | 44 | 59.9 | 51.1 |
≥7 | 3.8 | 3.4 | 2.4 | 1.9 | 2.8 | 2.7 |
P value* | 0.82 | 0.03 | <0.001 | |||
P value† | <0.001 |
Note:
Intervention group compare with control group in the different time;
Intervention group self-compare during the different time.