Group A (PLF), N = 19

Group B (PLIF), N = 19

P

Age (Year), Mean ± SD

49.37 ± 7.71

50.95 ± 9.25

0.57

Sex

Male

Female

12 (48%)

7 (53.8%)

13 (52%)

6 (46.2%)

0.73

Clinical picture

Back Pain

Back pain + sciatica

Weakness

2 (50%)

16 (51.6%)

1 (33.3%)

2 (50%)

15 (48.4%)

2 (66.7%)

1

Pain (VAS score ) pre

8.21 ± 0.71

8.37 ± 0.5

0.43

Muscle weakness pre

No

Grade III

18 (51.4%)

1 (33.3%)

17 (48.6%)

2 (66.7%)

1

Number of levels

One level

Two levels

Three levels

5 (26.3%)

13 (68.4%)

1 (5.3%)

6 (31.6%)

12 (63.2%)

0 (0%)

1