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Article History

Received: 2 March 2018

Accepted: 20 August 2018

First Online: 27 August 2018

Authors’ information

: FAX (MPH) is an employee of the National Health Insurance Authority. BB (BSc) is a student at the Radboud University Medical Centre in Nijmegen, the Netherlands. ENB (MPH) is an employee of the National Health Insurance Authority. ES (PhD) is Senior Researcher and lecturer of International Public Health at the Radboud University Medical Centre-Radboud Institute for Health Sciences in Nijmegen, Netherlands. FAA (PhD) is a Professor of Economics at the Institute of Statistical, Social and Economic Research, University of Ghana-Legon in Accra. KvdV (PhD) is Professor of Public Health at Radboud University Medical Centre-Radboud Institute for Health Sciences, Nijmegen-The Netherlands.

: We sought ethical approval from the University of Ghana Institute of Statistical, Social and Economic Research (ISSER) Ethics Committee for Humanities (UG-ECH 057/13–14). We earlier sought official permission from the NHIA to use NHIS utilization and claims data for the analysis.

: Not applicable

: FAX and ENB are full time staff of the NHIA. However, since result from the study is meant to help improve the policy intervention under consideration, their relationship with the organization does not influence the results. All other co-authors declare no competing interests.

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