Measure | Low pain N = 109, 57% 59 M, 50 F | High pain N = 82, 43% 27 M, 55 F | Independent sample t-test |
Mean (SEM) range | Mean (SEM) range | ||
Heat pain intensity (0 - 100) | 48.2 (1.9) 0 - 95 | 82.1 (1.1) 50 - 100 | t = 14.936 ; p < 0.001 |
Cold pain threshold (sec) | 6.9 (0.5) 1 - 31 | 5.4 (0.3) 1 - 13 | t = −2.592 ; p = 0.01 |
Cold pain tolerance (sec) | 47.3 (4.4) 4 - 180 | 27.5 (1.7) 7 - 83 | t = −4.215 ; p < 0.001 |
Cold pain intensity (0 - 100) | 66.2 (2.1) 6 - 100 | 85.9 (1.3) 37 - 100 | t = 7.990 ; p < 0.001 |
Conditioned pain modulation (CPM) | 19.3 (1.2) −10 - 68 | 29.7 (2.1) 0 - 90 | t = 4.323 ; p < 0.001 |