Group | Completely effective | Partially effective | Mildly effective | Ineffective |
---|---|---|---|---|
Control group (n = 43) | 7 (16.28) | 17 (39.53) | 15 (34.88) | 4 (9.31) |
Observation group (n = 43) | 16 (37.21) | 20 (46.51) | 5 (11.63) | 2 (4.65) |
χ2 | 2.193 | 0.653 | 2.553 | 0.847 |
P | 0.028 | 0.514 | 0.011 | 0.392 |