Table 16: Tongue features of the 43 participants.

Tongue featureFrequencyProportion of the total (%)

Tongue body color
Pink614.0
Pale1227.9
Red614.0
Purple1432.6
Red tip1534.9

Tongue body
Normal1334.9
Swollen614.0
Thin2251.2
With teeth marks2148.8
Without teeth marks2251.2

Coating texture
Thin716.3
Thick/greasy920.9
Dry614.0
Less than normal37.0
Fissure1944.2

Coating color
White2865.1
Yellow1534.9