Table 1.

Average systolic and diastolic BP (millimeters of Hg) by age periods in systolic BP trajectory groups

Trajectory Groups	SBP, mm Hg				DBP, mm Hg
	Low Stable	Moderate Stable	High Stable	Moderate Increasing	Low Stable	Moderate Stable	High Stable	Moderate Increasing
N (%)	724 (29.8)	1283 (52.8)	296 (12.2)	127 (5.2)	724 (29.8)	1283 (52.8)	296 (12.2)	127 (5.2)
6–10, yr	96.5±8.0	101.1±8.3	105.4±8.5	107.7±10.6	61.2±7.8	63.9±8.4	66.9±8.0	70.6±8.2
11–15, yr	98.6±8.7	104.9±9.5	112.2±10.2	106.9±9.0	62.4±8.1	65.6±8.4	69.7±8.9	67.8±9.0
16–20, yr	107.5±9.9	117.1±10.2	127.1±11.8	117.9±11.2	67.1±7.8	71.7±8.9	76.3±9.2	73.8±8.6
21–25, yr	110.2±10.9	119.7±9.8	132.3±11.8	124.6±12.7	70.5±8.3	74.2±8.2	79.4±10.0	77.4±7.8
26–30, yr	109.4±7.2	118.8±8.2	133.3±7.7	135.5±10.6	72.0±6.7	74.6±8.8	82.3±10.0	87.5±7.7
31–35, yr	105.8±9.5	121.0±9.6	133.1±11.1	147.2±10.0	71.2±8.1	80.3±9.1	88.6±11.4	100.8±10.3
36–40, yr	109.0±9.8	121.5±10.3	135.6±11.6	157.3±19.1	71.4±8.2	79.0±9.6	88.7±10.1	103.2±12.9
41–45, yr	111.1±10.4	123.4±11.5	135.7±11.2	157.2±19.6	70.6±7.9	78.4±9.7	87.6±10.2	100.6±12.5

SBP, systolic BP; DBP, diastolic BP.