Characteristic | Total(n = 128) | QSE(n = 43) | BDJ(n = 41) | CE(n = 44) | χ2/F | P-value |
---|---|---|---|---|---|---|
Age, Mean (SD) | 65.34 ± 3.17 | 65.70 ± 3.50 | 64.74 ± 2.80 | 65.57 ± 3.15 | 1.206 a | 0.303 |
Gender (n, %) | 0.961 b | 0.619 | ||||
 Male | 20 (15.6) | 8 (18.6) | 7 (17.1) | 5 (11.4) |  |  |
 Female | 108 (84.4) | 35 (81.4) | 34 (82.9) | 39 (88.6) |  |  |
Marital status (n, %) | 0.642 b | 0.725 | ||||
 Married | 109 (85.2) | 37 (86.0) | 36 (87.8) | 36 (81.8) |  |  |
 Single/Divorce/ Widowed | 19 (14.8) | 6 (14.0) | 5 (12.2) | 8 (18.2) |  |  |
Educational level (n, %) | 0.583 b | 0.997 | ||||
 Primary education or blow | 27 (21.1) | 9 (20.9) | 8 (19.5) | 10 (22.7) |  |  |
 Secondary education | 50 (39.1) | 18 (41.9) | 15 (36.6) | 17 (38.6) |  |  |
 Higher education | 35 (27.3) | 11 (25.6) | 12 (29.3) | 12 (27.3) |  |  |
 College or above | 16 (12.5) | 5 (11.6) | 6 (14.6) | 5 (11.4) |  |  |
Monthly income RMB | 0.434 b | 0.980 | ||||
  ≤ ¥999 | 22 (17.2) | 7 (16.3) | 8 (19.5) | 7 (15.9) |  |  |
 ¥1000 ~ 2000 | 62 (48.4) | 20 (46.5) | 20 (48.8) | 22 (50.0) |  |  |
  ≥ ¥2000 | 44 (34.4) | 16 (37.2) | 13 (31.7) | 15 (34.1) |  |  |
 BMI, Mean (SD) | 23.96 ± 2.03 | 24.12 ± 2.13 | 23.94 ± 2.02 | 23.83 ± 1.96 | 0.222 a | 0.801 |
 Symptom duration, Mean (SD) | 8.02 ± 3.73 | 8.16 ± 4.01 | 7.80 ± 43.47 | 8.07 ± 3.75 | 0.102 a | 0.903 |
Number of affected knees | 0.798 b | 0.671 | ||||
 One | 87 (68.0) | 27 (62.8) | 29 (70.7) | 31 (70.5) |  |  |
 Two | 41 (32.0) | 16 (37.2) | 12 (29.3) | 13 (29.5) |  |  |