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Table 3 Effect of changes in dietary habits on optimal well-being

From: Associations between lifestyle behaviour changes and the optimal well-being of middle-aged Japanese individuals

A. Effect of changes in dietary habits (dinner within 2 hours before sleep) on WHO-5 scores in 2017

WHO-5 scores (raw score)

n

Mean

SD

p

Maintaining bad habits

307

11.88

4.86

 

Worsening

145

12.28

4.91

 

Improving

166

12.77

4.99

 

Maintaining good habits

1163

12.96

5.03

p < 0.01

vs maintaining bad habits

B. Association between optimal well-being and changes in dietary habits (dinner within 2 hours before sleep)

Characteristic

No. of participants with optimal WB/No. of participants

Model 1

Model 2

OR

95% CI

OR

95% CI

Maintaining bad habits

66/307

1

 

1

 

Worsening

30/145

0.94

0.58–1.54

0.91

0.54–1.54

Improving

50/166

1.59

1.03–2.45

1.58

0.99–2.52

Maintaining good habits

347/1163

1.52

1.12–2.07

1.36

0.98–1.89

C. Effect of changes in dietary habits (snacking after dinner over 3 times/week) on WHO-5 scores in 2017

WHO-5 scores (raw score)

n

Mean

SD

p

Maintaining bad habits

341

12.06

4.87

 

Worsening

164

11.95

4.83

 

Improving

175

12.58

4.66

 

Maintaining good habits

1105

13.04

5.09

p < 0.01

vs maintaining bad habits

D. Association between optimal well-being and changes in dietary habits (snacking after dinner over 3 times/week)

 

No. of participants with optimal WB/No. of participants

Model 1

Model 2

OR

95% CI

OR

95% CI

Maintaining bad habits

78/341

1

 

1

 

Worsening

36/164

0.91

0.58–1.44

0.95

0.59–1.55

Improving

48/175

1.25

0.82–1.90

1.29

0.82–2.04

Maintaining good habits

333/1105

1.36

1.02–1.81

1.30

0.95–1.77

  1. Model 1: adjusted for age, sex, and BMI; Model 2: adjusted for age, sex, BMI, and sleep quality
  2. OR odds ratio, CI confidence interval, WB well-being