This study is research subjects focused on staffs in the department of medical records . Five hospitals in Taichung ocean-line area were selected. Questionnaires were given directly to study subjects. One hundred and thirteen were given, with ninety-two completed, which had return rate of 81.4. The study results are as followed: 1.Most of the study subjects were females; in the age of under 30; unmarried; with diploma of two-year college; under three years of working experience; and with monthly salary of under NT$25,000. 2.Male, under and including 20 years of age, unmarried, high school graduate, under one year of working experience and salary of under NT$20,000 in the department of medical records had higher role stress. 3.Female, over 41 years old, married, with master's degree, over ten years of working experience, and salary of over NT$3 5,000 in the department of medical records had stronger possibility of higher organizational commitment. 4.This study showed that role stress and organizational commitment had negative relationship. This meant that personals of higher role stress had lower organizational commitment.