Table 3.

Wrist ratio and wrist-palm ratio in controls and carpal tunnel syndrome patients

	Controls		CTS
	WR (mean±SD)	P	WPR (mean±SD)	P
Controls	0.694±0.034	-	0.371±0.031	-
WIF 2.9–3.6 ms	0.697±0.037	0.312	0.374±0.032	0.639
WIF 3.7–4.4 ms	0.701±0.036	0.050	0.382±0.027	0.038
WIF>4.4 ms	0.704±0.041	0.009	0.387±0.035	0.003
WIF unrecordable	0.719±0.035	0.003	0.401±0.037	0.000

WR=Wrist ratio, WPR=Wrist-palm ratio, SD=Standard deviation, CTS=Carpal tunnel syndrome, WIF=Wrist to index finger ratio (median sensory peak latency, 14 cm)