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Table 2 Association of BMI with mammographic screening non-participation in the Diet, Cancer, and Health Cohort

From: Body mass index and participation in organized mammographic screening: a prospective cohort study

    Model 11 Model 22 Model 33 Model 44
BMI BMI value N (%) OR (95% CI) OR (95% CI) OR (95% CI) OR (95% CI)
Underweight <18.5 74 (1.4) 2.19 (1.26-3.82) 2.39 (1.37-4.18) 2.23 (1.27-3.95) 2.24 (1.27-3.96)
Normal range 18.5-24.9 2,381 (46.4) 1.00 (ref.) 1.00 (ref.) 1.00 (ref.) 1.00 (ref.)
Overweight 25.0-29.9 1,772 (34.5) 0.69 (0.56-0.85) 0.71 (0.58-0.87) 0.74 (0.60-0.92) 0.75 (0.61-0.93)
Obese class I 30.0-34.9 657 (12.8) 0.77 (0.57-1.02) 0.79 (0.59-1.06) 0.83 (0.62-1.12) 0.85 (0.63-1.15)
Obese class II 35.0-39.9 182 (3.6) 1.34 (0.88-2.04) 1.39 (0.91-2.12) 1.47 (0.95-2.27) 1.54 (0.99-2.39)
Obese class III >40.0 68 (1.3) 1.74 (0.94-3.22) 1.80 (0.97-3.35) 1.76 (0.93-3.32) 1.81 (0.95-3.44)
  1. 1Model 1: Crude. 2Model 2: Adjusted for age and birth cohort. 3Model 3: Adjusted for age, birth cohort, education, menarche age, menopausal status, menopausal age, hormone replacement therapy use, oral contraceptives use, parity, age first childbirth, breastfeeding, smoking, alcohol, and sports.
  2. 4Model 4: Adjusted for model 3 + comorbidity.