Table 4 Demographics and clinical data among patients

Age (years)

 Mean ± SD

37 (18–78)

 Median (Min.–Max.)

41.2 ± 18.4

Sex

 Male

23 (46%)

 Female

27 (54%)

BMI (kg/m²)

 Median (Min.–Max.)

28 (22.5–31.2)

 Mean ± SD

27.4 ± 2.1

Chronic disease

 No

29 (58%)

 Hypertension

14 (28%)

 Diabetes mellitus

4 (8%)

 Cardiac disease

2 (4%)

 Renal disease

1(2%)

Complaint

 Low back pain

32 (64%)

 Sensory

24 (48%)

 Motor

4 (8%)

 Mixed (motor &sensory)

22 (44%)

 Sphincteric disturbance

2 (4%)

Affected side

 Right

8 (16%)

 Left

11 (22%)

 Bilateral

31 (62%)

Clinical severity

 Mild

4 (8%)

 Moderate

33 (66%)

 Severe

13 (26%)

Duration in months

 Median (Min.–Max.)

12 (1–84)

 Mean ± SD

21.7 ± 24