1. Prevalence of elevated blood pressure in children and adolescents in Africa: a systematic review and meta-analysis 
Dr Jean Jacques Noubiap, MD, Mickael Essouma, MD, Jean Joel Bigna, MD, Ahmadou M Jingi, MD, Leopold N Aminde, MD, Jobert Richie Nansseu, MD 
The Lancet Public Health 
Volume 2, Issue 8, Pages e375-e386 (August 2017)
DOI: /S (17)
Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY 4.0 license Terms and Conditions

2. Figure 1 Study selection
The Lancet Public Health 2017 2, e375-e386DOI: ( /S (17) )
Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY 4.0 license Terms and Conditions

3. Figure 2
Prevalence of elevated blood pressure in children and adolescents by UNSD African regions
UNSD=United Nations Statistics Division.
The Lancet Public Health 2017 2, e375-e386DOI: ( /S (17) )
Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY 4.0 license Terms and Conditions

4. Figure 3
Prevalence of elevated blood pressure in children and adolescents in Africa stratified by BMI category
Underweight: BMI less than 2 SDs below the WHO growth standard mean for age and sex; normal: BMI between 2 SDs below and 1 SD above the mean; overweight: BMI more than 1 SD above the mean; and obesity: BMI more than 2 SDs above the mean. BMI=body-mass index.
The Lancet Public Health 2017 2, e375-e386DOI: ( /S (17) )
Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY 4.0 license Terms and Conditions