Prisms to Shift Pain Away: Pathophysiological and Therapeutic Exploration of CRPS with Prism Adaptation

Table 4

Comparison between patients before adaptation and controls for the three conditions used in the tapping task.

	Effect	Group		Condition (uni/bi)		Hand		Group × condition		Group × hand		Condition × hand		Group × condition × hand
ANOVA	Statistics
No vision	Period	1.16	0.310	4.69	0.059	0.20	0.666	1.66	0.230	2.46	0.152	0.13	0.731	2.88	0.124
	Amplitude	1.18	0.306	7.92	0.020	4.78	0.057	2.15	0.176	0.35	0.569	0.36	0.563	0.55	0.477
Crossed hands	Period	0.83	0.386	0.00	0.956	0.71	0.423	2.09	0.182	0.70	0.425	0.09	0.765	0.00	0.968
	Amplitude	2.88	0.124	5.60	0.042	8.50	0.017	0.11	0.742	0.26	0.624	1.53	0.247	0.40	0.541
Full vision	Period	0.45	0.520	3.94	0.078	2.42	0.154	0.05	0.822	2.24	0.169	2.82	0.128	1.68	0.227
	Amplitude	1.73	0.221	0.28	0.612	5.75	0.040	0.05	0.825	0.31	0.590	0.15	0.705	0.02	0.883

Crucially, no main effect of group or group hand interaction was found.