Age (years) Mean systolic blood pressure ± SD (mmHg)
  Underweight (BMI<18.5) Normal weight (BMI  18.5-24.9)    Overweight (BMI  25.0-29.9) Obese (BMI>30.0)
11-20yrs 105.7±8.3 110.4±8.4 108.8±9.8 109.0±8.5
21-30yrs 114.1±13.2 116.9±10.7 119.3±13.5 121.4±13.8
31-40yrs 117.5±8.8 118.8±19.9 122.1±18.4 126.0±25.2
41-50yrs   120.7±14.2 129.5±14.3 134.5±20.5
Table 3A: Mean sbp for the categories of bmi according to their age groups. Table 3A compares the mean SBP in the various categories. The mean SBP is highest in the overweight and obese age groups.