Table 3.
Changes in PES score of the study participants (n = 50).
| Variables | Group I (n = 25) | Group II (n = 25) | p value | ||||
|---|---|---|---|---|---|---|---|
| Baseline | End of 6 months | Difference^ | Baseline | End of 6 months | Difference^ | ||
| PES& | 12.2 ± 1.9 | 11.2 ± 2.1 | 1.0 ± 1.0 | 10.9 ± 1.5 | 10.2 ± 1.4 | 0.7 ± 1.0 | 0.45∗ |
| Median (IQR) | 13.0 (2.0) | 12.0 (4.0) | 1.0 (1.0)# | 11.0 (1.5) | 10.5 (1.5) | 1.0 (1.0)# | |
| Score ≤ 10.0 n (%) |
3.0 (12.0) | 8.0 (32.0) | 5.0 | 6.0 (12.0) | 11.0 (44.0) | 5.0 | 0.002 $ |
| Score ≥ 11 and ≤12 n (%) |
6.0 (24.0) | 11.0 (44.0) | 1.0 | 16.0 (64.0) | 13.0 (52.0) | -3.0 | |
| Score ≥ 13 and ≤14 n (%) |
16.0 (64.0) | 10.0 (40.0) | -6.0 | 3.0 (12.0) | 1.0 (4.0) | -2.0 | |
# p < 0.05 considered as significant using the Wilcoxon signed-rank test. ∗p < 0.05 was tested by using the Mann–Whitney U test. $p < 0.05 considered as significant using Fisher's exact test.