Table 2 Descriptive statistics and results Mann-Whitney U test for comparison between PES in the two groups
Time | Study (n = 12) | Control (n = 12) | P. value | Effect size (d) |
|---|---|---|---|---|
Immediate post-operative | 0.746 | 0.13 | ||
Median (Range) | 11.5 (10–14) | 12 (9–14) | ||
Mean (SD) | 11.58 (1.16) | 11.75 (1.71) | ||
6 months | 0.859 | |||
Median (Range) | 13 (10–14) | 11.5 (9–13) | 0.048* | |
Mean (SD) | 12.42 (1.44) | 11.17 (1.53) |