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Table 5 Multiple logistic regression analysis for variables predicting the likelihood of belonging in the bariatric surgery group (1) (vs. non-surgical treatment group = 0)

From: A comparison of behavioral and psychological characteristics of patients opting for surgical and conservative treatment for morbid obesity

  n = 430
Variable OR 95 % CI p
 Gender (Men = 0; Women = 1) 1.48 [0.74, 2.97] 0.26
 BMI 1.00 [0.93, 1.08] 0.98
 Age 0.98 [0.95, 1.01] 0.13
Family obesity
 - obese parent/sibling and as a child (1) vs. none (0) 1.99 [0.92, 4.31] 0.08
 - obese parent/sibling or as a child (1) vs. none (0) 1.36 [0.67, 2.72] 0.39
Unhealthy eating habits: frequency soda drinks 1.24 [1.02, 1.50] <0.05
% years dieting 1.01 [0.99, 1.03] 0.39
# organized diet programs 1.05 [0.96, 1.15] 0.28
# times lost >10 kg 1.02 [0.93, 1.12] 0.68
Total number of diet strategies used 1.16 [1.01, 1.33] <0.05
Social influence on treatment decision 0.83 [0.65, 1.05] 0.12
Readiness for change-increase physical activity 0.59 [0.48, 0.73] <0.001
General self-efficacy 3.44 [1.65, 7.14] <0.001
Coping planning: eating 1.80 [1.06, 3.03] <0.05
Weight loss goal: % happy weight loss 1.05 [1.02, 1.08] <0.01
Future expectations
 - positive emotions 1.53 [1.23, 1.89] <0.001
 - improved social life 0.89 [0.75, 1.06] 0.20
Depressive mood 1.19 [1.09, 1.29] <0.001
Binge eating
 - now (1) vs. never (0) 0.38 [0.20, 0.71] <0.01
 - previously (1) vs. never (0) 0.68 [0.34, 1.67] 0.29
Resilience factors: personal strength 1.02 [0.61, 1.70] 0.95
Resilience factors: structural style 1.38 [0.98, 1.96] 0.07
  1. Note: Covariates in italics; OR Odds ratio, CI Confidence interval