Table 3.

Association between ambulatory blood pressure monitoring indices and renal function

	uACR		BUN		eGFR		Proteinuria
	r	P	R	P	R	P	r	P
24-h mean SBP	0.351	<0.001	0.133	<0.001	−0.113	<0.001	0.199	<0.001
24-h mean DBP	−0.070	0.090	−0.182	<0.001	0.120	<0.001	.046	0.255
24-h mean arterial pressure	0.145	<0.001	−0.056	0.077	0.021	0.510	.146	<0.001
24-h mean PP	0.368	<0.001	0.237	<0.001	−0.177	<0.001	.152	<0.001
Daytime SBP	0.330	<0.001	0.097	0.002	−0.086	0.007	.178	<0.001
Daytime DBP	−0.087	0.050	−0.194	<0.001	0.125	<0.001	.032	0.426
Daytime mean arterial pressure	0.121	0.010	−0.087	0.006	0.045	0.158	.123	0.002
Daytime mean PP	0.365	<0.001	0.217	<0.001	−0.157	<0.001	.143	<0.001
Nocturnal SBP	0.318	<0.001	0.158	<0.001	−0.143	<0.001	.179	<0.001
Nocturnal DBP	−0.040	0.350	−0.120	<0.001	0.074	0.019	.074	0.065
Nocturnal mean arterial pressure	0.154	<0.001	0.007	0.829	−0.033	0.297	.149	<0.001
Nocturnal mean PP	0.345	<0.001	0.239	<0.001	−0.191	<0.001	.135	0.001
24-h SBP wSD	0.129	<0.001	0.076	0.017	−0.057	0.073	.071	0.076
24-h DBP wSD	−0.030	0.440	−0.110	0.001	0.066	0.040	−.024	0.557
Nocturnal SBP F	−0.104	0.020	−0.115	<0.001	0.098	0.002	−.062	0.120
Nocturnal DBP F	−0.113	0.010	−0.100	0.002	0.072	0.024	−0.080	0.045
24-h SBP PTE%	0.350	<0.001	0.134	<0.001	−0.106	0.001	0.185	<0.001
24-h DBP PTE%	−0.020	0.648	−0.12	<0.001	0.083	0.009	0.086	0.032
24-h SBP PTD%	−0.216	<0.001	−0.041	0.200	0.028	0.373	−0.102	0.011
24-h DBP PTD%	0.083	0.055	0.174	<0.001	−0.113	<0.001	−0.049	0.219

BUN, blood urea nitrogen; DBP, diastolic blood pressure; eGFR, estimated glomerular filtration rate; F, fall rate; uACR, urinary albumin-to-creatinine ratio; wSD, weighted SD; PTE, percent time elevation; PTD, percent time depression; SBP, systolic blood pressure.