Bulletin of the World Health Organization

Cardiovascular risk management and its impact on hypertension control in primary care in low-resource settings: a cluster-randomized trial

Shanthi Mendis, S Claiborne Johnston, Wu Fan, Olulola Oladapo, Ali Cameron & Mohammed F Faramawi

Volume 88, Number 6, June 2010, 412-419

Table 3. Differences in risk factors at 12-month follow-up among participants in a clinical trial of the World Health Organization risk management package for cardiovascular disease, China and Nigeria, 2005–2006

Characteristic Site Aa
Site Bb
Intervention
(n = 584)
Control
(n = 605)
P-value Intervention
(n = 530)
Control
(n = 447)
P-value
Mean change in SBP in mmHg (SD) −13.28 (12.25) −9.42 (11.77) < 0.0001 −11.01 (15.37) −6.61 (20.57) 0.0002
Mean change in DBP in mmHg (SD) −6.07 (7.54) −4.54 (7.57) 0.0005 −5.36 (9.99) −2.03 (13.20) < 0.0001
Mean change in BMI in kg/m2 (SD) 0.06 (1.71) 0.07 (2.03) 0.66 −0.22 (1.56) 0.92 (1.28) < 0.0001
No. who quit smoking (%)c 7.00 (3.6) 4.00 (2.00) 0.38 22.00 (100.0) 32.00 (74.4) 0.023
No. with increased fruit consumption (%)b 219 (37.7) 218 (36.1) 0.30 495.00 (93.4) 84.00 (18.8) < 0.0001
No. with increased vegetable consumption (%)d 91.00 (15.6) 108 (17.9) 0.17 75.00 (14.2) 31.00 (7.00) 0.0002

BMI, body mass index; DBP, diastolic blood pressure; mmHg, millimetres of mercury; SBP, systolic blood pressure; SD, standard deviation.

a China.

b Nigeria.

c Subjects who quit smoking during the study as a result of the counselling provided.

d From “seldom” to “several times per week”, or from “several times per week” to “daily”.

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