수술 전 OHA 약물을 복용한 환자들은 평소와 같이 OHA, 즉 수술 다음날 통제되지 않는 고혈당인 경우 IV정규 인슐린을 투여했다.
Patients who took OHA medication before surgery were managed with OHA as usual, or IV regular insulin in case of uncontrolled hyperglycemia the day after surgery.