Primary health care as the main guarantor of a healthy population in the country and a global challenge in the world: a systematic review

Background Primary health care (PHC) is a fundamental aspect of healthcare systems globally, playing a crucial role in maintaining the health of the population. Despite its importance, there are still gaps in the delivery of PHC services. This study aims to analyze the healthcare system and the existing gaps to develop strategies for improving PHC services. Methods This study is a meta-analysis of the last ten years of written research on PHC services. The data sources include peer-reviewed articles and other relevant literature on PHC services. The study explores PHC services in different countries, assesses existing research, and creates and implements new strategies for improving medical services in practice Studies focused explicitly on primary health care systems, policies, or interventions were included in the study. Eligibiloty criteria included research conducted within the past ten years to present contemporary insights, studies available in peer-reviewed journals and reputable databases and literature examining the influence of PHC on population health outcomes. This meta-analysis incorporates 38 studies within the last decade. Results The study identifies gaps in PHC services, including issues with access to care, affordability, and quality of care. It provides insights into the challenges faced by PHC systems worldwide, highlighting the need for strategies to address these issues. Conclusions The study contributes to a better understanding of the challenges faced by PHC systems worldwide and provides insights for policymakers and healthcare providers to improve healthcare services. The study’s findings underscore the importance of addressing the gaps in PHC services to improve health outcomes and ensure the provision of equitable and accessible healthcare services.