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Table 4 Odds ratios and 95% CI of incident overweight or obesity at follow-up in 6 496 participants of the SUN project according to categories of white bread and whole-grain bread consumption a

From: Glycemic load, glycemic index, bread and incidence of overweight/obesity in a Mediterranean cohort: the SUN project

White bread

 

Frequency

Consumption

Categories

 
 

≤ 1/week

2-6/week

1/day

≥ 2/day

p for trend

Participants (n)

1 755

1 411

1 939

1 391

 

Incident cases overweight/obesity

214

211

261

257

 

Age- and sex-adjusted OR (95% CI)

1 (Ref.)

1.13 (0.91-1.39)

1.06 (0.87-1.30)

1.23 (1.00-1.51)

0.066

Multivariate adjusted OR1 (95% CI)

1 (Ref.)

1.14 (0.89-1.45)

1.10 (0.88-1.38)

1.39 (1.10-1.76)

0.006

Multivariate adjusted OR2 (95% CI)

1 (Ref.)

1.13 (0.89-1.44)

1.10 (0.87-1.39)

1.40 (1.08-1.80)

0.011

Multivariate adjusted OR3 (95% CI)

1 (Ref.)

1.13 (0.89-1.44)

1.11 (0.88-1.40)

1.40 (1.08-1.82)

0.011

Multivariate adjusted OR4 (95% CI)

1 (Ref.)

1.14 (0.90-1.46)

1.11 (0.88-1.40)

1.40 (1.08-1.81)

0.008

Multivariate adjusted OR5 (95% CI)

1 (Ref.)

1.14 (0.90-1.50)

1.12 (0.89-1.41)

1.43 (1.11-1.86)

0.015

Whole-grain bread

 

Frequency

Consumption

Categories

 
 

≤ 1/week

2-6/week

1/day

≥ 2/day

p for trend

Participants (n)

5 336

543

456

161

 

Incident cases overweight/obesity

804

72

52

15

 

Age- and sex-adjusted OR (95% CI)

1 (Ref.)

1.01 (0.78-1.33)

0.87 (0.64-1.19)

0.63 (0.36-1.10)

0.089

Multivariate adjusted OR1 (95% CI)

1 (Ref.)

1.06 (0.78-1.44)

0.83 (0.58-1.18)

0.64 (0.35-1.18)

0.112

Multivariate adjusted OR2 (95% CI)

1 (Ref.)

1.07 (0.79-1.46)

0.84 (0.58-1.20)

0.66 (0.35-1.24)

0.161

Multivariate adjusted OR3 (95% CI)

1 (Ref.)

1.07 (0.79-1.46)

0.83 (0.58-1.20)

0.66 (0.35-1.23)

0.159

Multivariate adjusted OR4 (95% CI)

1 (Ref.)

1.08 (0.79-1.47)

0.84 (0.58-1.20)

0.66 (0.35-1.23)

0.200

Multivariate adjusted OR5 (95% CI)

1 (Ref.)

1.08 (0.79-1.47)

0.84 (0.58-1.20)

0.66 (0.35-1.24)

0.210

  1. aOne portion of white bread or whole-grain bread was specified as 60 g or 3 slices.
  2. OR Odd Ratio.
  3. CI Confidence Interval.
  4. 1adjusted by age, sex, physical activity, time spent in TV watching, total time of sedentary activities, smoking status, baseline BMI.
  5. 2adjusted by age, sex, physical activity, time spent in TV watching, total time of sedentary activities, smoking status, baseline BMI, fiber intake, and total energy intake.
  6. 3adjusted by age, sex, physical activity, time spent in TV watching, total time of sedentary activities, smoking status, baseline BMI, fiber intake, total energy intake, and protein percentage.
  7. 4adjusted by age, sex, physical activity, time spent in TV watching, total time of sedentary activities, smoking status, baseline BMI, fiber intake, total energy intake, and olive oil consumption.
  8. 5adjusted by age, sex, physical activity, time spent in TV watching, total time of sedentary activities, smoking status, baseline BMI, fiber intake, total energy intake, olive oil consumption, soft-drinks, and fast-food consumption.