Table 2 The effect of PR on symptoms

14 ± 2.4

8 ± 2*

14.6 ± 2.5

7.2 ± 1.8*

42.33 ± 4.6

63.66 ± 3.6*

38.2 ± 3.6^#

59.6 ± 5.4*

273 ± 19

281 ± 22

284 ± 18

330 ± 19*^,&

6 ± 0.44

4 ± 0.38*

6 ± 0.7

6 ± 0.5^&

2 ± 0.6

1 ± 0.8*

2 ± 0.7

1 ± 0.5*