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Table 2 Trend in Blood Pressure: Hypertension only (n = 451)

From: Decentralising NCD management in rural southern Africa: evaluation of a pilot implementation study

ParameterValueVisit 1Visit 2Visit 3Visit 4
Systolic BP (mmHg)Valid values429434419422
Mean (sd.)149 (28)142 (24)138 (22)139 (24)
Range90–25995–22290–21086–240
Values > 140 (%)57463939
Values > 180 (%)13757
Diastolic BP (mmHg)Valid values427432413419
Mean (sd.)86 (14)81 (13)81 (13)81 (13)
Range49–13448–14150–12450–123
Values > 90 (%)29201918
Values > 110 (%)4211