Table 3. Intraclass correlation of the family based on two-level logistic models.

Dependent variable	Men		Women		Total
	Random variance	ICC	Random variance	ICC	Random variance	ICC
Hypertension	0.192	0.055	< 0.001	< 0.001	0.141	0.041
mTCR	0.152	0.044	< 0.001	< 0.001	0.113	0.033

ICC: intraclass correlation coefficients; Residual variance: π² / 3 = 3.289.