Table 1.
QST data of the masseter of patients with TMD (TMD all and according to their painDETECT scores (≤ 12., n = 12; 13–18, n = 3; ≥ 19, n = 4)); CPT, HPT, VDT (Data in original unit as mean ± SEM); CDT, WDT, TSL, MDT, MPT, MPS, WUR, PPT (retransformed log data (mean log ± SEM))
| masseter | Healthy subjects | TMD all | TMD - painDETECT | ||||||
|---|---|---|---|---|---|---|---|---|---|
| (n = 38) | (n = 19) | ≤ 12 (n = 12) | 13–18 (n = 3) | ≥ 19 (n = 4) | |||||
| QST data raw mean ± SEM) or log retransformed (meanlog ± SEM) |
QST data raw mean ± SEM or log retransformed (meanlog ± SEM) |
p-value | QST data raw mean ± SEM or log retransformed (meanlog ± SEM) |
p-value | QST data raw mean ± SEM or log retransformed (meanlog ± SEM) |
p-value | QST data raw mean ± SEM or log retransformed (meanlog ± SEM) |
p-value | |
| CDT (Δ°C) | 1.2 (0.078 ± 0.024) | 1.39 (0.142 ± 0.0579) | 0.327 | 1.62 (0.209 ± 0.082) | 0.041* | 1.08 (0.033 ± 0.058) | 0.691 | 1.05 (0.022 ± 0.031) | 0.565 |
| WDT (Δ°C) | 1.84 (0.265 ± 0.029) | 2.23 (0.348 ± 0.056) | 0.164 | 2.63 (0.420 ± 0.079) | 0.027* | 1.82 (0.259 ± 0.041) | 0.959 | 1.58 (0.199 ± 0.067) | 0.541 |
| TSL (°C) | 2.78 (0.443 ± 0.031) | 3.42 (0.534 ± 0.069) | 0.181 | 4.22 (0.625 ± 0.093) | 0.02* | 3.07 (0.487 ± 0.059) | 0.752 | 1.97 (0.294 ± 0.067) | 0.218 |
| CPT(°C) | 16.54 ± 1.35 | 14.59 ± 2.44 | 0.500 | 10.53 ± 2.63 | 0.043* | 15.23 ± 6.1 | 0.804 | 26.3 ± 2.15 | 0.038* |
| HPT (°C) | 42.99 ± 0.74 | 43.62 ± 1.26 | 0.655 | 45.92 ± 1.38 | 0.062 | 43.09 ± 2.68 | 0.972 | 37.14 ± 0.56 | 0.02* |
| MDT (mN) | 0.42 (−0.375 ± 0.053) | 0.34 (− 0.469 ± 0.058) | 0.290 | 0.31 (− 0.507 ± 0.065) | 0.209 | 0.56 (− 0.253 ± 0.189) | 0.509 | 0.3 (−0.518 ± 0.079) | 0.388 |
| MPT (mN) | 41.44 (1.617 ± 0.067) | 51.33 (1.710 ± 0.108) | 0.458 | 39.94 (1.601 ± 0.122) | 0.909 | 204.46 (2.311 ± 0.130) | 0.009** | 38.67 (1.587 ± 0.20) | 0.893 |
| MPS (0–100) | 0.34 (− 0.471 ± 0.099) | 0.36 (− 0.447 ± 0.136) | 0.883 | 0.36 (−0.440 ± 0.114) | 0.851 | 0.08 (− 1.119 ± 0.114) | 0.073 | 1.08 (0.034 ± 0.387) | 0.116 |
| WUR (0–100) | 3.96 (0.598 ± 0.061) | 3.35 (0.526 ± 0.063) | 0.565 | 3.25 (0.512 ± 0.080) | 0.539 | not evaluable | 3.73 (0.572 ± 0.133) | 0.911 | |
| VDT (x/8) | 6.02 ± 0.11 | 6.56 ± 0.2 | 0.014* | 6.86 ± 0.25 | 0.001** | 5.83 ± 0.21 | 0.684 | 6.21 ± 0.36 | 0.622 |
| PPT (kPa) | 191 (2.281 ± 0.025) | 191 (2.281 ± 0.052) | 0.920 | 244 (2.387 ± 0.054) | 0.066 | 154 (2.186 ± 0.120) | 0.305 | 108 (2.034 ± 0.051) | 0.004** |
CDT Cold detection treshold, WDT Warm detection threshold, TSL Thermal sensory lumen, CPT Cold pain threshold, HPT Heat pain threshold, MDT Mechanical detection threshold, MPT Mechanical pain threshold, MPS Mechanical pain sensitivity, WUR Wind up ratio, VDT Vibration detection threshold, PPT Pressure pain threshold, p-value for TMD all as results of unpaired t-test as related to healthy subjects considering the Levene’s test for equality of variances; p-value according to the painDETECT scores as results of analysis of variance (ANOVA) with LSD post hoc correction of multiple comparison; (*p < 0.05; **p < 0.01; ***p < 0.001)