Comparative Analysis of Tongue Indices between Patients with and without a Self-Reported Yin Deficiency: A Cross-Sectional Study

Table 2

Tongue indices.

Variables	Levene’s test		Yin deficiency	Control	value
		value
Tongue coating percentage (%)	3.195	0.079	34.79 ± 10.76	44.13 ± 14.08	0.004
Tongue body area
	1.352	0.249	51.72 ± 2.41	50.50 ± 2.83	0.064
	0.892	0.349	22.38 ± 1.17	22.26 ± 1.61	0.729
	0.209	0.649	10.77 ± 1.81	11.39 ± 2.02	0.194
Whole tongue area
	0.893	0.348	50.07 ± 2.23	49.51 ±2.79	0.373
	1.937	0.169	19.39 ± 1.52	18.21 ± 2.06	0.010
	0.107	0.745	10.30 ± 1.73	10.84 ± 2.00	0.244

The variables were compared by an independent samples -test; .