Factors | Baseline, presented positive N (%) | Decrease/negative at both time points N (%) | Stable/positive at either time point N (%) | Increase/positive at both time points N (%) |
---|---|---|---|---|
BMI | 26.3 (4.2)c | 154 (13) | 892 (75) | 139 (12) |
Bilateral knee pain | 848 (72) | 152 (13) | 447 (37) | 586 (50) |
Joint line tenderness | 528 (45) | 541 (45) | 390 (33) | 254 (22) |
Bony swelling | 43 (4) | 1092 (92) | 88 (7) | 5 (1) |
Joint warmth | 48 (4) | 1103 (93) | 77 (6) | 5 (1) |
Joint effusion | 80 (7) | 1042 (88) | 137 (11) | 6 (1) |
PF joint crepitus | 533 (45) | 500 (42) | 319 (27) | 366 (31) |
PF joint grinding | 370 (31) | 727 (61) | 320 (27) | 138 (12) |
Restricted/painful flexion | 327 (30) | 359 (30) | 458 (39) | 368 (31) |
Restricted/painful extension | 606 (51) | 706 (60) | 360 (30) | 119 (10) |
Heberden nodes | 604 (52) | 384 (32) | 270 (23) | 531 (45) |
WOMAC paina | ||||
Walking | 202 (17) | 273 (23) | 664 (56) | 248 (21) |
Standing | 249 (21) | 248 (21) | 652 (55) | 285 (24) |
Stairs | 569 (48) | 332 (28) | 592 (50) | 261 (22) |
Night | 379 (32) | 380 (32) | 545 (46) | 260 (22) |
Rest | 308 (26) | 320 (27) | 628 (53) | 237 (20) |
WOMAC functiona | ||||
Descending | 355 (30) | 332 (28) | 593 (50) | 260 (22) |
Ascending | 486 (41) | 332 (28) | 569 (48) | 284 (24) |
Rising | 438 (37) | 320 (27) | 640 (54) | 225 (19) |
Standing | 225 (19) | 237 (20) | 675 (57) | 273 (23) |
Walking | 166 (14) | 236 (20) | 712 (60) | 237 (20) |
Sitting | 178 (15) | 263 (22) | 687 (58) | 235 (20) |
WOMAC morning stiffnessa | 590 (50) | 379 (32) | 545 (46) | 261 (22) |
Medial TF osteophyteb | 130 (11) | 20 (2) | 950 (80) | 215 (18) |
Lateral TF osteophyteb | 189 (16) | 10 (1) | 904 (76) | 271 (23) |
Medial TF JSNb | 73 (6) | 24 (2) | 960 (81) | 201 (17) |
Lateral TF JSNb | 11 (1) | 35 (3) | 1045 (88) | 105 (9) |
PF osteophyteb | 130 (11) | 23 (2) | 1055 (89) | 107 (9) |
PF JSNb | 36 (3) | 9 (1) | 955 (81) | 221 (18) |
TF angle | − 1.8 (1.8)c | 305 (26) | 761 (64) | 119 (10) |