Introduction: The Ministry of Health of Peru (MINSA) is implementing policies and strategies to ensure equitable access to care, timeliness and quality. Sufficient human resources (RHUS) properly distributed in the different levels of care is needed to accomplish this. Thus, it is essential to adequately estimate the gap of RHUS, especially at primary care level. Objectives: To develop, validate and implement a district population dispersion index (IDP) characterizing the district, and to provide dispersion in estimating RHUS gap at primary care level. Design: Observational and analytical study. Location: Directorate General Management Human Resources Development MINSA, Peru. Participants: All districts of Peru were considered for analysis. Interventions: An exploratory factor analysis was performed. It considered demographic, social and economic access to health services, obtained from ...