Volume 4, Issue 2, Pages 136-145 (February 2017) Burden, risk factors, and comorbidities of behavioural and emotional problems in Kenyan children: a population-based study  Dr Symon M Kariuki, DPhil, Amina Abubakar, PhD, Martha Kombe, DClin, Michael Kazungu, DClin, Rachael Odhiambo, BSc, Prof Alan Stein, MD, Prof Charles R J C Newton, MD  The Lancet Psychiatry  Volume 4, Issue 2, Pages 136-145 (February 2017) DOI: 10.1016/S2215-0366(16)30403-5 Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY license Terms and Conditions

Figure 1 Derivation of the sample for the behavioural and emotional survey Fieldworkers visited 3539 children in their homes, of whom 3273 (93%) consented to take part in the epidemiological survey. The Lancet Psychiatry 2017 4, 136-145DOI: (10.1016/S2215-0366(16)30403-5) Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY license Terms and Conditions

Figure 2 Prevalence of total CBCL problems, externalising problems, and internalising problems among 3273 preschool children living on the Kenyan coast The prevalence of total behavioural and emotional problems (A), externalising problems (B), and internalising problems (C) is provided by age group. Smoothened predictions of prevalence of behavioural and emotional problems (D), externalising problems (E), and internalising problems (F) were computed with a fractional polynomial equation. CBCL=Child Behaviour Checklist. The Lancet Psychiatry 2017 4, 136-145DOI: (10.1016/S2215-0366(16)30403-5) Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY license Terms and Conditions