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Table 5 Multiple linear regression analysis of the associations between DQI-I and BMI based on sex in each meal

From: The association between meal-based diet quality index-international (DQI-I) with obesity in adults

BMI

 

β ± SE

95% CI

Partial R2

P Value

Women

R2 model = 0.03

 DQI-Ia(breakfast)

-0.04 ± 0.02

-0.06–0.01

0.03

0.23

 DQI-I (lunch)

0.01 ± 0.02

-0.03–0.04

0.03

0.42

 DQI-I (dinner)

0.03 ± 0.02

-0.02–0.05

0.03

0.15

Men

R2 model = 0.06

 DQI-I (breakfast)

0.005 ± 0.05

-0.10–0.10

0.07

0.70

 DQI-I (lunch)

-0.01 ± 0.04

-0.09–0.08

0.07

0.61

 DQI-I (dinner)

0.03 ± 0.04

-0.06–0.10

0.06

0.30

  1. aDQI-I diet quality index-international, β standardized coefficients, SE standard error, CI confidence interval, R2 R square results are adjusted for age, educational level, occupation, marriage, smoking status, physical activity and energy intake