Table 3.
Baseline pain and function scores by regional body pain groups in STARS participants
| Outcome | Regional body pain diagram groups | p Value | |||||
|---|---|---|---|---|---|---|---|
| 0 (n = 55) | 1–2 (n = 134) | 3–6 (n = 78) | Overall | ||||
| Number | Percent | Number | Percent | Number | Percent | ||
| WOMAC function categories | 0.05 | ||||||
| 0–14 | 5 | 9 | 6 | 5 | 5 | 6 | |
| 15–39 | 21 | 39 | 50 | 38 | 18 | 23 | |
| 40–69 | 27 | 50 | 69 | 52 | 44 | 56 | |
| ≥ 70 | 1 | 2 | 8 | 6 | 11 | 14 | |
| WOMAC pain categories | 0.02 | ||||||
| 0–14 | 6 | 11 | 5 | 4 | 5 | 7 | |
| 15–39 | 21 | 38 | 54 | 40 | 17 | 22 | |
| 40–69 | 25 | 45 | 69 | 51 | 44 | 58 | |
| ≥ 70 | 3 | 5 | 6 | 4 | 10 | 13 | |
| MHI-5 score categories | 0.005 | ||||||
| 0–67 | 10 | 19 | 38 | 29 | 34 | 44 | |
| 68–100 | 44 | 81 | 95 | 71 | 43 | 56 | |
| Pain catastrophizing categories | 0.03 | ||||||
| < 30 | 48 | 100 | 104 | 94 | 56 | 88 | |
| ≥ 30 | 0 | 0 | 7 | 6 | 8 | 13 |
STARS = Study of Total Knee Arthroplasty Responses; MHI-5 = five-item Mental Health Index.