2013年10月《Ann Intern Med》杂志一项最新病例对照研究显示,初级保健利用率越高的患者其结直肠癌(CRC)的发病率、死亡率越低。研究人员回顾性评估了美国1994-2005年期间确诊为CRC的患者(受试者年龄在67-85岁之间,均为社会医疗保险受益者)接受初级保健医生(PCPs)随访的频率,并将其纳入一项配对病例对照研究中。初级保健随访主要包括在确诊前的4~27个月所做的随访。研究数据主要来自美国社会医疗保险数据库。 A recent case-control study in Ann Intern Med in October 2013 showed that patients with higher primary health care had lower incidences of colorectal cancer (CRC) and lower mortality. The researchers retrospectively assessed the frequency of follow-up visits to primary care physicians (PCPs) in the United States between 1994 and 2005 for patients diagnosed with CRC (subjects aged 67-85, both beneficiaries of social health insurance) They were included in a matched case-control study. Primary care follow-up mainly includes a follow-up of 4 to 27 months prior to diagnosis. Research data mainly from the United States social health insurance database.