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Table 3 Association between childhood BMI with lifetime MDD1 in an Icelandic population (N = 889)

From: Childhood overweight and obesity and the risk of depression across the lifespan

  Lifetime MDD (cases/n) Model 12 Model 23
Odds Ratio 95% CI P-value Odds Ratio 95% CI P-value
Continuous BMI
 BMI age 8 (kg/m2) 32/664 1.15 (0.88–1.50) 0.32 1.11 (0.84–1.47) 0.46
 BMI age 13 (kg/m2) 30/708 1.14 (0.98–1.32) 0.10 1.12 (0.96–1.32) 0.14
BMI categories
 Normal or underweight age 8 24/641 1.00 (reference)   1.00 (reference)  
 Obese or overweight age 8 4/23 4.304 (1.34–13.76) 0.01 4.034 (1.16–13.96) 0.03
 Normal or underweight age 13 27/683 1.00 (reference)   1.00 (reference)  
 Obese or overweight age 13 3/25 3.00 (0.84–10.73) 0.09 2.65 (0.69–10.26) 0.16
  1. BMI Body mass index, MDD Major Depressive Disorder, GDS Geriatric depression scale, CI Confidence intervals.
  2. 1 measured at age ~ 75 y
  3. 2 Model 1 = adjusted for sex
  4. 3 Model 2 = Model 1 + education, physical activity, smoking status and alcohol use
  5. 4 Significant at P-value <0.05