Primary Care Areas

Primary Care Areas (PCAs) are geographic regions designed to represent Arizona communities while maintaining population numbers sufficient for statistical analysis. These regions are defined by existing political and community boundaries, demographics and common utilization of primary care services.基层医疗区域（Primary Care Areas，PCAs）是为代表亚利桑那州各社区而划定的地理区域，其设定需保证辖区内人口规模足以支撑统计分析工作。此类区域的划定依据现有政治与社区边界、人口统计学特征，以及基层医疗服务的普遍使用情况。