Abstract: Statistical analysis of the results of health examinations of 1 613 radiation workers in Urumqi, carried out in our institution from 2019 to 2021, is presented. It showes that, compared with the control group, there's no significant difference in abnormality rate of radiation workers. The abnormality rates of white blood cell count, hemoglobin, blood sugar, thyroid function, lens and lymphocyte micronucleus in women were significantly higher than those in men. The rate of abnormal blood sugar, lens and lymphocyte micronucleus varied significantly between different ages; so were the indexes of leucocyte count, blood sugar and ocular lens for groups of service age. Theocular lens and lymphocytes showed significant differences in abnormality for different job categories.

Key words: Radiation worker, Occupational health monitoring, Abnormality rate, Ionising radiation