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Table 3 Daily intake of food groups and nutrients among participants at baseline (n = 9298)

From: Associations between diet and mental health using the 12-item General Health Questionnaire: cross-sectional and prospective analyses from the Japan Multi-Institutional Collaborative Cohort Study

Continuous variablesParticipants with a GHQ score ≥ 4Participants with a GHQ score < 4 
MeanSDMeanSDPa
Food groups (g)
 Fish46.024.850.226.9< 0.001
 Meat and chicken38.321.737.221.60.006
 Dairy products123.2104.5126.4105.30.147
 Vegetables132.977.9136.978.70.012
Nutrients
 Energy (kcal)16673301718338< 0.001
 Protein (g)51.710.253.210.7< 0.001
 Fat (g)44.510.643.710.80.001
 Carbohydrate (g)2326024262< 0.001
 Calcium (mg)510141523143< 0.001
 Vitamin B1 (mg)0.6540.0810.6520.0860.192
 Vitamin B2 (mg)1.080.251.100.25< 0.001
 Vitamin D (μg)6.692.847.303.20< 0.001
 Carotene (μg)31131381317013340.009
 Saturated fatty acids (g)11.412.6711.362.700.409
 Monounsaturated fatty acids (g)16.403.8416.093.81< 0.001
 n-6 polyunsaturated fatty acids (g)11.072.9010.912.870.012
 n-3 polyunsaturated fatty acids (g)2.220.532.230.550.250
 n-3 highly-polyunsaturated fatty acids (g)0.6640.2820.7200.318< 0.001
  1. GHQ General Health Questionnaire, SD Standard deviation. aFood groups: Mann-Whitney test; nutrients: t-test after logarithmic transformation