The 1123 cases were differentiated into spleen kidney qi deficiency, spleen kidney yang deficiency, liver kidney yin deficiency and qi yin deficiency;

• 辨证论治组分为脾肾气虚、脾肾阳虚、肝肾阴虚、气阴两虚4型治疗,活血化瘀组以“肾病化瘀汤”治疗。