中学校生徒の食生活実態

抄録

This is the summary of the dietary survey of urban junior high school students.
Junior high school students were at the peak of growth which is an important stage from the viewpoint of nutrition. The subjects 133 male students and 128 female students, whose average age was thirteen years. The survey covered three days in mid-May of 1976.
The results of this study are as follows:
1. Of the nutritive elements, calcium, vitamin A and vitamin B₂ were in short supply. The intake of starches and vegetables were insufficient.
2. As for the distribution of activities of junior high school students, 60% of the day was spent at home and 40% at school. However, the energy expended in school activities exceeded 50%. This was mostly devoted to sport club activities after school. As compared with the static home life, active life at school plays an important role in the student's growth and development.
3. Energy intake per day of the students exceeded the consumed energy. Food intake at night was considerabley higher than the energy consumed. The intake at breakfast was rather low being affected by overeating in the evening.
4. The essential amino acid intake was found to be sufficient in both quality and quantity.
5. Consumption of milk is a good illustration of dietary habits. Milk is provided at school and all students drink it at lunch. Therefore, both milk and rice were found to be consumed in abundance. This situation was different from the dietary habits of high school students or woman university students.
6. The protein intake of junior high school students was on the whole good in quality and quantity, but was scanty on the ingestion of vegetables and fruits groups.