3.1. Baseline Characteristics
The baseline characteristics and habitual dietary intakes of the participants are presented in The mean energy intake was 1368 ± 26.5 Kcal, and the distributions of energy from carbohydrates, proteins, and fat were 57.6%, 14.7%, and 27.7%, respectively, with no significant difference between the two groups. In terms of the six food groups, significantly lower intakes of non-refined grains and roots (by 0.25 bowls) and dairy (by 0.13 servings) were observed in the nutrition group.