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Table 2 Association between childhood BMI with late-life depressive symptoms1 in an Icelandic population (N = 889)

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

  Late-life depressive symptoms (cases/n) Model 12 Model 23 Model 34
Odds Ratio 95% CI P-value Odds Ratio 95% CI P-value Odds Ratio 95% CI P-value
Continuous BMI
 BMI age 8 (kg/m2) 69/664 0.99 (0.81–1.21) 0.91 0.98 (0.79–1.20) 0.81 0.97 (0.78–1.20) 0.76
 BMI age 13 (kg/m2) 84/711 0.94 (0.84–1.06) 0.31 0.95 (0.85–1.07) 0.43 0.95 (0.83–1.07) 0.37
BMI categories
 Normal or underweight age 8 66/641 1.00 (reference)   1.00 (reference)   1.00 (reference)  
 Obese or overweight age 8 3/23 1.12 (0.32–3.90) 0.86 0.95 (0.26–3.52) 0.94 0.95 (0.25–3.49) 0.93
 Normal or underweight age 13 82/685 1.00 (reference)   1.00 (reference)   1.00 (reference)  
 Obese or overweight age 13 2/26 0.59 (0.14–2.53) 0.47 0.61 (0.13–2.72) 0.51 0.59 (0.13–2.65) 0.49
  1. BMI Body mass index, GDS Geriatric depression scale, CI Confidence intervals.
  2. 1 GDS score ≥ 5 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 at late-life
  5. 4 Model 3 = Model 2 + BMI at late-life