총 7명의 3교대 간호사가 참여하였으며 면담 당시 평균 연령은 36.3세로 최저 32세에서 최고 39세이었다.
A total of 7 three-shift nurses participated, and the average age at the time of interview was 36.3 years old, ranging from minimum 32 years old to maximum 39 years old.