|
Age (years)
| |
(n = 336)
|
57.7 (23.2–84.5)
|
|
Height (cm)
| |
(n = 336)
|
153 (135–173)
|
|
Weight at age 20 (kg)
| |
(n = 320)
|
50 (36–85)
|
|
Weight at diagnosis (kg)
| |
(n = 336)
|
53 (31–105)
|
|
Weight change between age 20 and diagnosis (kg)
| |
(n = 320)
|
4 (−28–40)
|
|
Body mass index at age 20 (kg/m2)
| |
(n = 320)
|
20.9 (15.8–35.8)
|
|
Body mass index at diagnosis (kg/m2)
| |
(n = 336)
|
22.8 (15.8–43.1)
|
|
Body mass index change between age 20 and diagnosis (kg/m2)
| |
(n = 320)
|
1.6 (−13–16.7)
|
|
Presence of comorbidity
|
Present
|
(n = 335)
|
157 (47)
|
|
Smoking
|
Never
|
(n = 334)
|
265 (79)
|
| |
Past
| |
36 (11)
|
| |
Current
| |
33 (10)
|
|
Consumption of alcohol
|
Never
|
(n = 333)
|
202 (61)
|
| |
Past
| |
15 (5)
|
| |
Current
| |
116 (35)
|
|
Sports club activities at school
|
Present
|
(n = 334)
|
155 (46)
|
|
Education
|
Junior high school
|
(n = 333)
|
46 (14)
|
| |
High school
| |
186 (56)
|
| |
Junior college or higher
| |
101 (30)
|
|
Physical work
|
Present
|
(n = 331)
|
27 (8)
|
|
Parity
|
Present
|
(n = 334)
|
269 (81)
|
|
Clinical information
| | | |
|
Involved side
|
Hemilateral
|
(n = 336)
|
141 (42)
|
| |
Bilateral
| |
195 (58)
|
|
Radiographic index of acetabular dysplasia
|
Sharp angle
|
(n = 255)
|
46 (27–58)
|
| |
Acetabular roof obliquity angle
|
(n = 252)
|
23 (0–53)
|
| |
Acetabular head index (%)
|
(n = 253)
|
65.5 (35.7–105.7)
|
|
Duration since symptom onset (years)
| |
(n = 330)
|
2.0 (0–43.0)
|
|
Disease stage at OA diagnosis
|
Pre-OA
|
(n = 336)
|
43 (13)
|
| |
Initial stage
| |
48 (14)
|
| |
Advanced stage
| |
95 (28)
|
| |
Terminal stage
| |
150 (45)
|
