Table 4 Mean and standard deviation (SD) for QST parameters of the volar forearm, the right and left cheek of patients with migraine and of healthy controls
From: Contact heat evoked potentials and habituation measured interictally in migraineurs
Quantitative sensory testing | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Migraine patients | Healthy controls | p values | Mann–Whitney-U | |||||||||
QST parameter | Arm | Right cheek | Left cheek | Arm | Right cheek | Left cheek | Arm | Right cheek | Left cheek | Arm | Right cheek | Left cheek |
Raw data (mean ± SD) | Raw data (mean ± SD) | Raw data (mean ± SD) | Raw data (mean ± SD) | Raw data (mean ± SD) | Raw data (mean ± SD) | |||||||
CDT (°C) | -1.53 ± 0.95 | -1.88 ± 1.08 | -1.91 ± 0.75 | -1.71 ± 1.22 | -1.31 ± 0.53 | -2.09 ± 0.90 | 0.743 | 0.085 | 0.443 | 207.5 | 152.0 | 190.0 |
WDT (°C) | 1.86 ± 0.78 | 2.20 ± 1.27 | 2.62 ± 0.99 | 1.92 ± 0.52 | 1.92 ± 0.66 | 2.42 ± 1.26 | 0.262 | 0.990 | 0.320 | 176.0 | 220.0 | 190.5 |
CPT (°C) | 15.02 ± 6.46 | 13.38 ± 8.44 | 12.62 ± 8.97 | 14.23 ± 6.72 | 10.25 ± 8.37 | 11.02 ± 8.13 | 0.697 | 0.314 | 0.450 | 205.0 | 180.5 | 190.5 |
HPT (°C) | 43.08 ± 2.55 | 44.02 ± 3.15 | 44.50 ± 3.31 | 43.10 ± 3.31 | 44.16 ± 2.86 | 43.82 ± 2.69 | 0.782 | 0.811 | 0.141 | 209.5 | 211.0 | 162.0 |
MDT (mN) | 3.75 ± 6.18 | 0.29 ± 0.17 | 0.32 ± 0.3 | 2.43 ± 2.49 | 0.26 ± 0.13 | 0.26 ± 0.10 | 0.290 | 0.919 | 0.361 | 178.5 | 216.5 | 184.5 |
MPT (mN) | 11.16 ± 10.97 | 24.34 ± 29.59 | 14.01 ± 12.45 | 8.77 ± 5.23 | 18.50 ± 18.5 | 10.36 ± 10.8 | 0.353 | 0.910 | 0.073 | 184.0 | 216.0 | 149.5 |
WUR (ratio) | 3.83 ± 2.75 | 3.88 ± 3.99 | 4.96 ± 10.14 | 4.62 ± 6.97 | 3.62 ± 3.28 | 4.28 ± 4.36 | 0.580 | 0.473 | 0.615 | 198.5 | 192.0 | 200.5 |
Migraine patients | Healthy controls | p values | t; df | |||||||||
QST parameter | Arm | Right cheek | Left cheek | Arm | Right cheek | Left cheek | Arm | Right cheek | Left cheek | Arm | Right cheek | Left cheek |
Log data (mean ± SD) | Log data (mean ± SD) | Log data (mean ± SD) | Log data (mean ± SD) | Log data (mean ± SD) | Log data (mean ± SD) | |||||||
CDT (°C) | 0.13 ± 0.22 | 0.21 ± 0.23 | 0.25 ± 0.18 | 0.14 ± 0.29 | 0.06 ± 0.28 | 0.28 ± 0.21 | 0.897 | 0.062 | 0.650 | t = 2.628; df = 40 | t = 0.334; df = 40 | t = 0.433; df = 40 |
WDT (°C) | 0.24 ± 0.15 | 0.29 ± 0.22 | 0.39 ± 0.16 | 0.26 ± 0.14 | 0.26 ± 0.16 | 0.35 ± 0.17 | 0.629 | 0.632 | 0.427 | t = 0.052; df = 40 | t = 0.966; df = 40 | t = 0.029; df = 40 |
MDT (mN) | 0.35 ± 0.4 | -0.59 ± 0.19 | -0.58 ± 0.24 | 0.21 ± 0.41 | -0.61 ± 0.16 | -0.61 ± 0.13 | 0.265 | 0.709 | 0.677 | t = 0.163; df = 40 | t = 0.646; df = 40 | t = 4.196; df = 30.162 |
MPT (mN) | 0.96 ± 0.24 | 1.21 ± 0.37 | 1.04 ± 0.27 | 0.90 ± 0.19 | 1.15 ± 0.29 | 0.93 ± 0.23 | 0.378 | 0.609 | 0.138 | t = 0.264; df = 40 | t = 3.002; df = 40 | t = 0.832; df = 40 |
WUR (ratio) | 0.50 ± 0.27 | 0.47 ± 0.29 | 0.42 ± 0.44 | 0.47 ± 0.35 | 0.50 ± 0.31 | 0.50 ± 0.31 | 0.811 | 0.683 | 0.503 | t = 0.433; df = 40 | t = 0.057; df = 40 | t = 0.094; df = 40 |