Table 1 Baseline characteristics of patients

Age, mean (years) ± SD

59.49 ± 9.32

61.54 ± 8.48

0.620

Sex, n (male) (%)

38 (57.58)

31 (54.39)

0.722

Smokers, n (%)

24 (36.36)

21 (36.84)

0.956

BMI, mean (kg/m²) ± SD

26.38 ± 4.12

25.31 ± 5.50

0.481

Pain VAS scores (0–10)

6.48 ± 1.08

6.52 ± 0.87

0.876

WOMAC scores

 Total scores (0–96)

54.09 ± 10.24

54.60 ± 10.88

0.878

 Pain scores (0–20)

12.08 ± 4.09

12.15 ± 2.62

0.943

 Stiffness scores (0–8)

4.95 ± 0.97

4.90 ± 0.70

0.857

 Physical function scores (0–68)

37.07 ± 9.54

37.54 ± 11.31

0.883

Kellgren-Lawrence criteria, n (%)

 Grade 1

11 (16.67%)

10 (17.54%)

0.986

 Grade 2

24 (36.37%)

20 (35.09%)

 Grade 3

31 (49.96%)

27 (47.37%)

BMLs scores

4.90 ± 1.35

4.95 ± 1.08

0.856