Characteristic | Hand | RP (n = 57), n (%) | Controls (n = 60), n (%) | p | |
---|---|---|---|---|---|
Initial spike curve | Chilled hand* | Present | 4 (7) | 42 (70) | < 0.0001 |
Absent | 53 (93) | 18 (30) | |||
Ambient hand† | Present | 14 (24.6) | 45 (75) | < 0.0001 | |
Absent | 43 (75.4) | 15 (25) | |||
Slow progression pattern | Chilled hand* | Present | 44 (77.2) | 1 (1.7) | < 0.0001 |
Absent | 13 (22.8) | 59 (98.3) | |||
Ambient hand* | Present | 14 (24.6) | 0 (0) | < 0.0001 | |
Absent | 43 (75.4) | 60 (100) | |||
Inhomogeneous radioactivity uptake | Chilled hand* | Present | 16 (28.1) | 0 (0) | < 0.0001 |
Absent | 41 (78.9) | 60 (100) | |||
Ambient hand* | Present | 6 (10.5) | 0 (0) | 0.012 | |
Absent | 51 (89.5) | 60 (100) |