Table 1.

Demographic, hemodynamic, and biochemical data in hypertensive patients and control subjects

	Hypertensive Patients				Normotensives	P
	All	[Hb] < 14 g/dl	[Hb] ≥ 14 g/dl	P
Age, years	48 ± 11	47 ± 11	48 ± 10	0.531	45 ± 7	0.151
Male gender (%)	77 (44%)	33 (38%)	44 (50%)	0.127	15 (50%)	0.700
BMI, kg/m2	27.4 ± 3.7	27.1 ± 3.7	27.6 ± 3.6	0.368	24.2 ± 2.3	0.0001
Systolic BP, mmHg	153 ± 15	153 ± 15	153 ± 16	0.999	132 ± 4	0.0001
Diastolic BP, mmHg	94 ± 10	95 ± 10	93 ± 11	0.211	80 ± 4	0.0001
Heart rate, bpm	73 ± 9	73 ± 9	73 ± 10	0.999	71 ± 9	0.262
[Hb], g/dl	13.8 ± 1.1	12.9 ± 0.6	14.8 ± 0.5	0.0001	13.4 ± 0.6	0.054
Serum iron, μg/dl	90 ± 28	85 ± 30	94 ± 25	0.032	87 ± 26	0.585
Hematocrit, %	43 ± 4	41 ± 3	45 ± 2	0.001	41 ± 2	0.008
MCHC, g/dl	32.6 ± 1.7	32.1 ± 1.6	33.0 ± 1.6	0.0001	33.7 ± 1.1	0.0001
Cholesterol, mg/dl	206 ± 32	205 ± 31	207 ± 33	0.681	186 ± 12	0.0001
LDL-cholesterol, mg/dl	129 ± 33	128 ± 34	131 ± 32	0.550	114 ± 24	0.018
HDL-cholesterol, mg/dl	52 ± 13	53 ± 12	52 ± 13	0.599	57 ± 11	0.048
Triglyceride, mg/dl	118 ± 40	115 ± 41	121 ± 40	0.330	103 ± 28	0.050
Glucose, mg/dl	95 ± 11	94 ± 11	97 ± 12	0.087	87 ± 7	0.0001
Insulin, U/L	14.1 ± 7.2	12.7 ± 6.8	15.5 ± 7.4	0.010	7.7 ± 3.4	0.0001
HOMAIR	3.3 ± 1.9	3.0 ± 1.7	3.7 ± 2.0	0.014	1.7 ± 0.7	0.0001
Creatinine, mg/dl	0.92 ± 0.17	0.91 ± 0.18	0.92 ± 0.16	0.699	0.79 ± 0.10	0.0001
eGFR, ml/min per 1.73 m2	84 ± 21	83 ± 21	85 ± 21	0.620	98 ± 18	0.0001
CRP, mg/L	4.2 ± 2.5	3.8 ± 2.2	4.6 ± 2.8	0.038	1.5 ± 0.6	0.0001
FBF, % increase
ACh	328 ± 216	398 ± 253	267 ± 150	0.0001	664 ± 108	0.0001
SNP	320 ± 114	328 ± 113	313 ± 114	0.385	348 ± 97	0.206

Data are expressed as mean ± SD unless otherwise stated.