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肌肉骨骼痛,尤其是关节痛和后背痛是最为常见的慢性痛类型。引起关节痛最常见的原因是各种关节炎。患者往往寻求药物缓解关节痛,而关节痛是导致残疾的主要原因之一。根据美国健康访谈调查的数据,大约5 250万(22.7%)的成年人被医生诊断患有关节炎。2 270万(9.8%)患关节炎并因关节炎导致活动受限。预计到2030年,大约6 700万,即四分之—的美国成年人将被医师诊断患有关节炎。据报道大约30%成年人在检查的30天内患有各种类型的关节痛,其中膝关节是最主要的疼痛部位。2007年,一项由欧洲委员会发起的欧洲民意调
Musculoskeletal pain, especially joint pain and back pain, is the most common type of chronic pain. The most common cause of joint pain is a variety of arthritis. Patients often seek medication to relieve joint pain, which is one of the major causes of disability. According to data from the U.S. Health Interview Survey, about 52.5 million (22.7%) of adults are diagnosed with arthritis by their doctors. Twenty-two million (9.8%) had arthritis and limited mobility due to arthritis. It is estimated that by 2030, about 67 million, or about a quarter, of American adults will be diagnosed with arthritis by their physicians. About 30% of adults reportedly suffered from various types of joint pain within 30 days of examination, with the knee being the most prominent site of pain. In 2007, a European poll launched by the European Commission