“…For example, around 50 journal articles have used secondary data from one of the two major national household surveys on health in Japan: the Comprehensive Survey of Living Conditions 15 – 34 and the National Nutrition Survey (renamed the National Health and Nutrition Survey in 2003). 17 – 19 , 25 , 32 , 35 – 63 Topics covered by the articles using the Comprehensive Survey of Living Conditions include socioeconomic factors, 15 , 20 , 23 , 24 , 27 , 32 inequality, 19 , 21 , 26 , 28 gender differences, 16 , 33 self-rated health, 15 , 24 , 29 mental health, 20 , 27 , 34 activities of daily living, 33 and health-related quality of life. 16 , 22 Articles using the National (Health and) Nutrition Survey have examined anemia, 41 , 50 oral health, 45 – 47 , 49 dyslipidemia, 52 , 55 hypertension, 37 , 60 diabetes, 62 weight status and obesity, 35 , 40 , 42 – 44 and lifestyle-related factors, including tobacco smoking, 45 – 47 dietary intake, 38 , 39 , 53 , 54 , 58 , 59 , 63 and physical activity.…”