The causes of waste time were: waiting for surgeons 40%, anesthesists17%, operating room 30% and legal procedures 6%.
Nguyên nhân kéo dài thời gian phẫu thuật: chờ PTV: 40%, chờ BSGM: 17%, Chờ phòng mổ: 30%, chờ thủ tục hành chánh: 6%.