Table 2.
Criteria for stratification as recorded in RS1
| Factor | Weight | Categories |
|---|---|---|
| Current pain intensity (0–10 Numerical Rating Scale) | 2 | ≤ 6 |
| > 6 | ||
| CRPS severity score (1–16) [35] | 2 | ≤ 12 |
| > 12 | ||
| Primarily affected arm | 1 | Left |
| Right | ||
| Pre-CRPS dominant hand (writing) | 1 | Left |
| Right | ||
| Sex | 1 | Male |
| Female | ||
| Age | 1 | 18 - < 40 |
| 40 - < 61 | ||
| 61–80 | ||
| Presence of CRPS in body parts other than the primary affected arm | 1 | Yes |
| No | ||
| Presence of other non-CRPS pain | 1 | Yes |
| No | ||
| CRPS duration | 1 | < 1 year |
| 1 - < 5 years | ||
| 5 - < 10 years | ||
| ≥ 10 years |