혈당 측정은 하루 전 절식시킨 다음 혈액을 채취하여 공복 혈당을 1주일마다 동일한 시간에 공복 혈당의 변화를 측정하였다.
For measuring blood glucose, blood was collected after fasting the day before, and fasting glucose was measured every week at the same time.