Skip to main content

Table 2 Results of the statistical analysis

From: EMG-based vibro-tactile biofeedback training: effective learning accelerator for children and adolescents with dystonia? A pilot crossover trial

 Healthy subjectsPatients GroupBF+BF-P-value (Day)aP-value (Day x Block)aP-value (Dystonia)bP-value (Day) bP-value (Day x Block)bP-value (Dystonia x Day x Block)b
D1D5D1D5
Time*Error ↓0.052 (0.009)I0.068 (0.014)0.057 (0.009)0.061 (0.01)0.056 (0.004)< 0.0010.0500.9650.0020.7000.136
II0.109 (0.067)0.107 (0.056)0.117 (0.071)0.114 (0.079)0.8210.567
CVspeed0.162
(0.023)
I0.258 (0.174)0.246 (0.1)0.244 (0.073)0.205 (0.061)< 0.0010.0010.019< 0.0010.0610.258
II0.675 (0.267)0.614 (0.285)0.74 (0.296)0.663 (0.227)< 0.0010.708
DissEL0.358
(0.075)
I0.376 (0.104)0.372 (0.113)0.362 (0.095)0.362 (0.098)0.9420.1290.7640.0070.0040.257
II0.43 (0.092)0.391 (0.107)0.441 (0.186)0.422 (0.088)0.0020.022
DissSHO0.345
(0.068)
I0.424 (0.129)0.374 (0.113)0.397 (0.104)0.363 (0.037)< 0.0010.1250.154< 0.0010.0040.209
II0.552 (0.134)0.497 (0.198)0.574 (0.215)0.553 (0.152)0.0400.023
Repeatability (%) ↑97.5
(1.2)
I93.3 (5.4)95.2 (1.6)95 (1.9)94.8 (3.6)0.0800.5210.0050.0500.7100.310
II84.8 (6.6)84.4 (9.7)79.7 (5.8)81 (8)0.2530.465
TCIBIC0.423
(0.109)
I0.40 (0.107)0.414 (0.209)0.444 (0.225)0.452 (0.113)0.5020.8770.0980.4140.1750.124
II0.254 (0.137)0.269 (0.082)0.343 (0.118)0.199 (0.118)0.1350.078
TCIAD0.66
(0.102)
I0.522 (0.104)0.558 (0.114)0.564 (0.099)0.583 (0.132)0.0610.8570.5990.0040.0280.046
II0.399 (0.188)0.542 (0.11)0.404 (0.172)0.325 (0.185)0.0400.018
TCIPD0.405
(0.15)
I0.397 (0.109)0.429 (0.125)0.422 (0.183)0.435 (0.094)0.1030.9280.1930.5790.2910.242
II0.287 (0.082)0.336 (0.081)0.337 (0.084)0.238 (0.108)0.5580.168
  1. a) Linear mixed-model considering separately primary and secondary dystonia subjects. b) Linear mixed-model considering the whole sample. In red, p < 0.05