Fig. 2

Geographical Distribution of Key Indicators. A, B, and C illustrate the population-weighted distribution of three key sanitation facilities across seven provinces in China: “toilets for patients”, “handwashing sinks in toilet”, and “handwashing sinks in examination rooms”. The distribution within the region is categorized by availability in healthcare facilities as 0% (red), 0–100% (green), and 100% (blue)