A 2001 study of 4,315 Japanese patients at Ram Hospital in Chiang Mai found that the most common health complaints (classified according to ICD-10 coding) involved respiratory diseases (739 cases), digestive tract diseases, and infectious diseases.
2001年对清迈兰医院（Ram Hospital）的4315名日本人患者的研究发现，他们最常见的健康问题（根据ICD-10分类）涉及到呼吸道疾病（739例）、消化道疾病和传染性疾病。