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Table 2 Prevalence estimates by sex and age group for systolic blood pressure (SBP) and body mass index (BMI) in Agincourt sub-district, South Africa, 2010 [8]

From: Burden of stroke attributable to selected lifestyle risk factors in rural South Africa

  Males Females
Age group n SBP BMI n SBP BMI
   Mean (SD)   Mean (SD)
25–29 181 127.7 (9.7) 22.6 (3.6) 312 120.7 (10.1) 26.7 (5.6)
30–34 171 126.4 (10.6) 23.3 (4.3) 323 124 (11) 28.1 (6.3)
35–39 197 127.3 (11.8) 22.9 (4.4) 345 125.7 (12.1) 27.4 (6.1)
40–44 113 127.5 (13.7) 23.8 (4.8) 213 127.5 (14.1) 28.4 (6.4)
45–49 134 132.8 (13.9) 25.6 (7.9) 238 131.8 (13.3) 28.9 (7.6)
50–54 73 135.4 (10.5) 24.4 (4.9) 127 135.8 (13.6) 28.9 (7.2)
55–59 83 131.9 (14.1) 23.7 (5.1) 121 139.8 (14.7) 29.2 (6.6)
60–64 111 140.4 (13.6) 24.5 (5.2) 132 135.5 (12.2) 28.5 (6.8)
65–69 87 140.6 (15.9) 24.3 (4.5) 124 140.5 (14) 27.8 (5.7)
70–74 86 141.3 (13) 24.3 (5) 67 138.8 (11.4) 28.1 (6.8)
75–79 36 140.3 (13.5) 22.5 (4.3) 67 138.8 (12.4) 26.4 (5.3)
80+ 52 137.9 (11.3) 23.7 (4.1) 66 143.7 (13.5) 25 (5.7)
  1. Table 2 shows the prevalence of risk factors in Agincourt sub-district, South Africa, in 2010. The sample size (n) shown is for participants whose blood pressure was measured; this varied slightly more than the sample size for body-mass index