Availability of refractive error correction services in selected Zambian hospitals: a cross-sectional quantitative study.

These findings show limited availability of RECS in the 20 health facilities. They also confirm that challenges in staffing levels, insufficient equipment and low rate of spectacle dispensing negatively affect availability of these services. Furthermore, insufficient infrastructure undermines service delivery. Addressing these challenges is cardinal to improving RECS delivery and enhancing universal eye healthcare coverage in Zambia.