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Variables

KNOWN ISSUES Please be sure to check the known issues before using this variable in analysis.

Name

systbp

Label

Average Systolic blood pressure (BP) (Sleep Heart Health Study Visit One (SHHS1))

Description

Seated Systolic Blood Pressure (BP) (Average of two measurements)

Units

millimeters of mercury

Type

numeric

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Visit 1	5,691	127.4	± 19.3	125.0	52.0	214.0	113	5,804
Interim Follow-up Visit	-	-	-	-	-	-	-	-
Visit 2	-	-	-	-	-	-	-	-
CVD Outcomes	-	-	-	-	-	-	-	-

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	5,691	127.4	± 19.3	125.0	52.0	214.0	113	5,804
35-44 years	317	119.2	± 14.6	118.0	89.0	183.0	25	342
45-54 years	971	122.8	± 17.2	120.0	84.0	195.0	46	1,017
55-64 years	1,740	124.8	± 18.3	123.0	77.0	208.0	29	1,769
65-74 years	1,606	131.1	± 20.1	129.5	52.0	210.0	11	1,617
75-84 years	953	132.8	± 20.2	131.0	86.0	214.0	2	955
85 years or older	104	131.4	± 22.4	131.0	82.0	198.0	-	104

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	5,691	127.4	± 19.3	125.0	52.0	214.0	113	5,804
Male	2,709	128.4	± 18.5	126.0	52.0	203.0	56	2,765
Female	2,982	126.5	± 20.0	124.0	79.0	214.0	57	3,039

	N	Mean	StdDev	Median	Min	Max	Unknown	Total
Total	5,691	127.4	± 19.3	125.0	52.0	214.0	113	5,804
White	4,857	126.9	± 19.2	125.0	52.0	214.0	50	4,907
Black	480	133.5	± 20.0	132.0	87.0	210.0	35	515
Other	354	125.0	± 18.3	124.0	88.0	202.0	28	382