From: Pain hypersensitivity in juvenile idiopathic arthritis: a quantitative sensory testing study
Upper extremity | Lower extremity | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
QST parameter | Active joint (n = 11) | Inactive joint (n = 20) | p-value b | Active joint (n = 12) | Inactive joint (n = 17) | p-value b | ||||
Innocuous stimulus | ||||||||||
MDT (g) | 0.05 | (0.04-0.16) | 0.08 | (0.04-0.40) | 0.11 | 0.28 | (0.07-0.43) | 0.40 | (0.18-0.53) | 0.26 |
VDT (μm/sec) | 0.69 | (0.54-0.84) | 0.64 | (0.57-0.81) | 0.87 | 2.01 | (1.74-3.61) | 4.25 | (2.14-5.35) | 0.21 |
CDT (°C) | 30.1 | (28.2-30.7) | 30.4 | (29.0-30.9) | 0.83 | 28.5 | (26.2-29.1) | 27.8 | (24.5-29.4) | 0.78 |
WDT (°C) | 34.7 | (34.3-38.5) | 34.5 | (33.9-35.9) | 0.69 | 37.0 | (36.1-39.2) | 36.9 | (35.7-38.5) | 0.87 |
Noxious stimulus | ||||||||||
MPT (g) | 0.40 | (0.06-1.70) | 0.50 | (0.40-3.50) | 0.17 | 0.60 | (0.34-1.00) | 1.00 | (0.40-1.60) | 0.40 |
PPT (N) | 7.47 | (5.37-15.0) | 10.4 | (6.50-16.3) | 0.27 | 12.6 | (10.3-21.2) | 14.9 | (7.78-21.6) | 0.85 |
CPT (°C) | 29.4 | (21.6-30.3) | 25.6 | (20.0-28.6) | 0.06 | 24.0 | (16.9-26.9) | 24.6 | (20.4-26.0) | 0.87 |
HPT (°C) | 36.7 | (35.9-42.9) | 38.2 | (36.3-40.8) | 0.62 | 43.9 | (40.7-45.0) | 41.3 | (39.1-43.2) | 0.19 |