Endoscopic Surgical Treatment of Osteoarthritis and Prognostic Model Construction

Table 1

Baseline data and pathological features of patients.

Feature	Description
Sample size,	236
Age, years	67.00 (60.00, 70.00)
Sex, %
Female	146 (61.9)
Male	90 (38.1)
BMI	24.51 (21.26, 26.60)
Morning stiffness time, %
≤10 minutes	142 (60.2)
> 10 minutes and ≤ 20 minutes	43 (18.2)
>20 minutes	51 (21.6)
Kellgren and Lawrence classification, %
I	18 (7.6)
II	84 (35.6)
III	83 (35.2)
IV	51 (21.6)
Osteophyte area,	5.483 (4.030, 6.830)
Daily average step count, %
≤3000	57 (24.2)
>3000 and ≤8000	101 (42.8)
>8000	78 (33.1)
Involved parts, %
Hip joint	128 (54.2)
Knee joint	108 (45.8)
Number of joints involved, %
Unilateral	132 (55.9)
Bilateral	104 (44.1)
Surgical type, %
Articular cartilage repair	84 (35.6)
Arthroscopic debridement	117 (49.6)
Osteotomy	35 (14.8)