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Table 2 Comparison of life-style factors including dietary intake at baseline between workers who increased weight (BMI) and those who did not after five-year follow-up

From: Common risk factors for changes in body weight and psychological well-being in Japanese male middle-aged workers

BMI group

Number of workers

Value (mean ± SD)

Absolute value of the “overintake/underintake fraction” (mean ± SD)

Exercise (score)a

Alcohol (score)

Smoking (score)

Breakfast (%)

Lunch (%)

Supper (%)

Daily (%)

No increase

89

1.18 ± 0.386

1.17 ± 0.376

1.38 ± 0.489

23.9 ± 2.89

15.3 ± 4.24

58.8 ± 7.14

21.4 ± 3.40

Increase

21

1.76 ± 0.436***

1.19 ± 0.402

1.52 ± 0.512

22.3 ± 1.76

14.5 ± 3.33

65.2 ± 5.90*

22.4 ± 2.21

  1. Statistical analysis of differences was performed by use of Student’s t test. Statistically significant difference compared with the value for workers who did not increased weight (BMI), *p < 0.05, ***p < 0.001
  2. aThe responses to the physical exercise frequency were classified as never (less than one day, 2 points), a few days (2–3 days, 1 point), and always (more than four days, 1 point) per week
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Environmental Health and Preventive Medicine

ISSN: 1347-4715

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