병의 시작부터 입원까지의 평균 기간은 2.65 ± 0.36일로, 입원 환자의 대부분은 72시간까지였다.
The average period from the onset of the disease to admission to the clinic was 2.65 ± 0.36 days, with the bulk of patients entering the hospital up to 72 hours.