Table 1.

Selected Physiological Characteristics and Hemodynamics

Variables		Age category				ANOVA results
		19–34	35–49	50–64	65–79	Sex	Age	Interaction
Number	Men	23	26	38	24
	Women	17	19	46	26
Age, years	Men	27 ± 5	43 ± 5	60 ± 3	70 ± 4	ns	P<0.0001	ns
	Women	28 ± 5	43 ± 5	59 ± 4	68 ± 2
Height, cm	Men	172 ± 5	172 ± 5	167 ± 6	165 ± 7	P<0.0001	P<0.0001	ns
	Women	159 ± 6	159 ± 5	155 ± 5	152 ± 7
Body mass, kg	Men	70 ± 12	70 ± 10	65 ± 9	62 ± 9	P<0.0001	P<0.05	ns
	Women	52 ± 5	57 ± 8	54 ± 6	52 ± 8
Body mass index, kg/m2	Men	23.7 ± 3.8	23.8 ± 2.9	23.4 ± 2.7	22.8 ± 2.3	P<0.0001	ns	ns
	Women	20.7 ± 1.9	22.4 ± 2.9	22.5 ± 2.4	22.5 ± 2.4
Heart rate, bpm	Men	57 ± 10	57 ± 8	59 ± 7	58 ± 6	P<0.01	ns	ns
	Women	59 ± 9	63 ± 7	62 ± 8	62 ± 7
Brachial SBP, mmHg	Men	117 ± 12	127 ± 19	127 ± 17	132 ± 15	P<0.01	P<0.0001	ns
	Women	104 ± 7	115 ± 13	126 ± 15	128 ± 15
Brachial MAP, mmHg	Men	86 ± 10	98 ± 16	98 ± 13	102 ± 13	P<0.0001	P<0.0001	ns
	Women	77 ± 5	88 ± 12	96 ± 12	97 ± 13
Brachial DBP, mmHg	Men	68 ± 9	80 ± 13	81 ± 10	81 ± 10	P<0.01	P<0.0001	ns
	Women	61 ± 5	72 ± 10	76 ± 9	77 ± 9
Brachial PP, mmHg	Men	50 ± 6	47 ± 7	46 ± 10	51 ± 10	ns	P<0.05	P<0.05
	Women	43 ± 6	43 ± 6	50 ± 9	51 ± 10
Aortic SBP, mmHg	Men	106 ± 14	118 ± 22	119 ± 20	129 ± 19	P<0.0001	P<0.0001	ns
	Women	94 ± 9	105 ± 15	120 ± 18	121 ± 19
Aortic PP, mmHg	Men	37 ± 10	37 ± 10	37 ± 13	47 ± 15	ns	P<0.0001	P<0.05
	Women	32 ± 10	31 ± 8	43 ± 13	43 ± 15
Brachial PP/aortic PP	Men	1.83 ± 0.36	1.43 ± 1.28	1.19 ± 0.16	1.14 ± 0.10	P<0.0001	P<0.0001	P<0.01
ratio	Women	1.49 ± 0.26	1.20 ± 0.16	1.10 ± 1.10	1.09 ± 0.14

Data are mean±SD. SBP=systolic blood pressure, DBP=diastolic blood pressure, MAP=mean arterial pressure, PP=pulse pressure.