The food intake of 12 “C grade” in-patients in Tokyo National Sanatorium was investigated by the previous method and at the same time their time study was carried out for 3 days in May, 1950.
The average intake of calories and protein were adequated compared with the recommended dietary allowance by the government. But the intake of other nutrients especialy Vitamin A, Vitamin B₂ and calcium was short compared with them.
According to the time study, daily schedule of “C grade” in-patients was regular. The average energy expenditure of them was, in term of healthy persons, about 1700 calories.