Table 8.

Multinomial or binary logistic regression models

Compared groups	HRV measure, factor or covariate	β	p	OR	95% CI of OR
Normal eGFR versus Moderate decreased eGFR	Intercept	5.971	0.021
	LF/HF	1.000	0.038	2.718	1.057	to	6.984
	Systolic BP	−0.003	0.779	0.997	0.974	to	1.020
	Age	−0.109	<0.001	0.897	0.847	to	0.948
	Absence of family history of hypertension	1.082	0.047	2.951	1.014	to	8.588
Mild decreased eGFR versus Moderate decreased eGFR	Intercept	0.527	0.819
	LF/HF	0.969	0.034	2.637	1.075	to	6.465
	Systolic BP	0.024	0.027	1.024	1.003	to	1.046
	Age	−0.058	0.020	0.943	0.898	to	0.991
	Absence of family history of hypertension	0.710	0.122	2.034	0.827	to	5.001
Normal IMT group versus Plaque group1	Intercept	5.552	0.002
	SDNN	0.018	0.024	1.018	1.002	to	1.033
	Age	−0.169	<0.001	0.844	0.796	to	0.896
	Absence of family history of hypertension	0.347	0.532	1.415	0.476	to	4.211
Thickening group versus Plaque group1	Intercept	2.688	0.101
	SDNN	0.005	0.446	1.005	0.992	to	1.019
	Age	−0.080	0.001	0.923	0.879	to	0.970
	Absence of family history of hypertension	−1.072	0.071	0.342	0.107	to	1.096
Normal IMT group versus Plaque group1	Intercept	5.777	0.001
	SDANN	0.017	0.021	1.017	1.003	to	1.032
	Age	−0.169	<0.001	0.845	0.797	to	0.696
	Absence of family history of hypertension	0.357	0.523	1.429	0.478	to	4.270
Thickening group versus Plaque group1	Intercept	2.626	0.101
	SDANN	0.006	0.351	1.006	0.993	to	1.020
	Age	−0.080	0.001	0.923	0.879	to	0.970
	Absence of family history of hypertension	−1.059	0.075	0.347	0.108	to	1.112
group with Hypertrophy versus group without Hypertrophy2	Intercept	−5.240	0.004	0.005
	LF/HF	−0.155	0.528	0.856	0.563	to	1.302
	Age	0.068	<0.001	1.071	1.036	to	1.107
	Cholesterol	−0.006	0.141	0.994	0.986	to	1.002
	Diuretics	−0.854	0.011	0.426	0.220	To	0.823

β: regression coefficient.

p: p-value referred to each variable in the regressions (multinomial or binary logistic).

OR: odds ratio, which is exp(β).

95% CI: 95% confidence interval.

¹ multinomial logistic regression.

² binary logistic regression.