Dorien Brouwer

67 Self-efficacy for health-related behavior change PART 1 Table 2 : Self-efficacy for behavior change Baseline Total, median (IQ) 4.3 (3.9-4.7) Medication, median (IQ) 5 (5-5) Smoking, median (IQ) 4 (3-5) Diet at home, median (IQ) 5 (4-5) Diet when not at home, median (IQ) 4 (4-5) Physical activity, median (IQ) 5 (4-5) Weight maintenance, median (IQ) 4 (4-5) Weight reducing, median (IQ) 4 (3-5) Older age (OR 1.05, 95% CI 1.01-1.09), depressive symptoms (OR 1.09, 95% CI 1.03-1.16), vascular history (OR 2.42, 95% CI 0.97-6.03), higher BMI (OR 1.15, 95% CI 1.01-1.30), higher fear (OR 1.06, 95% CI 1.01-1.12) and low physical activity (OR 1.49, 95% CI 1.01-2.21) were significantly associated with low self-efficacy for improving health-related behavior change, with BMI and depressive symptoms as the strongest correlates (Table 3 and 4). Table 3: Relations between dichotomized self-efficacy and correlates of behavior change univariable and multivariable logistic regression analysis OR (95% CI) p aOR (95% CI) p Age 0.95 (0.92-0.99) 0.02 0.95 (0.90-1.00) 0.07 Vascular history 0.41 (0.17-1.02) 0.06 0.61 (0.19-2.05) 0.43 Ces-d 0.92 (0.86-0.97) 0.01 0.91 (0.84-0.99) 0.03 BMI 0.87 (0.77-0.99) 0.03 0.79 (0.65-0.96) 0.02 Fear 0.94 (0.89-0.99) 0.02 0.96 (0.89-1.03) 0.26 Physical activity 1.49 (1.01-2.21) 0.05 1.58 (0.95-2.64) 0.08 Table 4: Relations between correlates and self-efficacy, univariable and multivariable regression analysis Beta (CI) p aBeta (95% CI) p Age -0.00 (-0.02-0.00) 0.14 -0.00 (-0.02-0.00) 0.07 Vascular history -0.21 (-0.48-0.07) 0.14 0.05 (-0.21-0.32) 0.69 Ces-d -0.04 (-0.05- -0.02) 0.00 -0.02 (-0.04-0.01) 0.01 BMI -0.05 (-0.09- - 0.01) 0.01 -0.05 (-0.10- -0.02) 0.01 Fear -0.03 (-0.04-0.01) 0.00 -0.02 (-0.03-0.00) 0.06 Physical activity 0.03 (-0.08-0.14) 0.56 0.04 (-0.07-0.15) 0.50