For senior citizens enrolled in medicare HMOs, the size of payments depends on where they live. As HMOs for seniors become uneconomical in rural areas, the system is in danger of breaking down.
对于参加医疗保险健康维护组织（HMO）的老年人来说，支付金额的多少取决于他们居住的地点。由于面向老年人的健康维护组织在农村地区变得不经济，该系统有崩溃的危险。
