Table 2 Clinical characteristics of subjects for anterior pelvic tilting, lumbar lordosis, and hip flexor flexibility in both groups

Anterior pelvic tilt (degrees)

 Baseline

17.7 ± 1.6

17.6 ± 1.4

0.103 (− 0.83, 1.04)

0.825

0.001

 8 weeks

9.4 ± 1.5

13.7 ± 1

 − 4.2 (− 5.04, − 3.4)

0.001*

0.747

 P value

0.001*

0.001*

Lumbar lordosis (degrees)

 Baseline

56.9 ± 7.9

55.8 ± 7

1.13 (− 3.49, 5.76)

0.623

0.006

 8 weeks

47 ± 8

52.2 ± 6.5

 − 5.2 (− 9.75, − 0.74)

0.024*

0.119

 P value

0.001*

0.001*

Hip flexor flexibility (degrees)

 Baseline

29.7 ± 3

28.5 ± 2.3

1.2 (− 0.44, 2.84)

0.147

0.051

 8 weeks

14.9 ± 1.2

22.9 ± 2.3

 − 7.97 (− 9.19, − 6.75)

0.001*

0.809

 P value

0.004*

0.001*

Pain (cm)

z value

 Baseline

5 ± 0.8

4.9 ± 0.8

 − 0.362

0.717

 8 weeks

1.7 ± 0.6

3.5 ± 0.9

 − 5.54

0.001*

 P value

0.001*

0.001*

Functional disability (%)

z value

 Baseline

36.7 ± 5.4

37.7 ± 5.2

 − 0.672

0.501

 8 weeks

18.3 ± 2

29.8 ± 4.5

 − 6.05

0.001*

 P value

0.001*

0.001*