Table 2.
Groups
|
1 point
|
2 points
|
3 points
|
4 points
|
Observation (n = 51) | 1 (1.96) | 6 (11.76) | 28 (54.90) | 16 (31.37) |
Control (n = 51) | 5 (9.80) | 12 (23.53) | 23 (45.10) | 11 (21.57) |
Z | 1.977 | |||
P value | 0.048a |
P < 0.05, comparisons within the same group before and after treatment.