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1982年5月～1989年12月共观察糖尿病患者60例和非糖尿病者60例(男64、女56),年龄31～69岁。糖尿病与牙周炎的关系如表1、2。
From May 1982 to December 1989, 60 patients with diabetes and 60 non-diabetic patients (male 64, female 56) were observed, ranging in age from 31 to 69 years. The relationship between diabetes and periodontitis is shown in Table 1 and 2.