Table 1.

SPIDER Framework to Determine the Eligibility of Studies for the Review Process.

Sample	Health-care facilities (this will include, primary health-care facilities, secondary, and tertiary health facilities). Studies conducted in SSA countries
Phenomenon of Interest	Efficiency of health-care facilities
Designs	Cross-sectional study, survey, interview, focus group, case reports, and observational study.
Evaluation	– Methods of measuring technical efficiency – Inputs and outputs used in measuring technical efficiency – Health facilities performance – Factors associated with efficiency of health facilities
Research type	Qualitative, quantitative, and mixed methods