Table 1 Comparison of age, sex, duration of disease, BMI, and x-ray score between neural prolotherapy and intra-articular prolotherapy

Age (years)

55.5 ± 7.9

54.0 ±8.7

0.863

0.391

 Females

18, 45%

22, 55%

 Males

22, 55%

18, 45%

0.781*

0.377

Duration of disease (years)

13.6 ± 6.6

12.7 ± 7.5

0.578

0.565

BMI (kg/m²)

32.4 ± 4.7

32.3 ± 4.0

0.071

0.944

Kellgren–Lawrence score

2.8 ± 0.8

2.7 ± 0.7

0.449

0.654