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Table 4 Results of logistic regression analysis for predicting a pass on the IBLCE exam (N = 78)

From: The IBLCE exam: candidate experience, motivation, study strategies used and predictors of success

Criteria Variables Odds Ratio 95% CI for Odds ratio R2*
Model 1†
 Passed the test (0-No, 1-Yes) How many hours of clinical practice you had(1-less than five to 3-more than ten) 260.59 0.83,81,691.2 0.68
Number of hours of bedside learning (1-less than 5 to 3-more than 10) 0.45 0.06,3.09
Forms of informal breastfeeding education have you attended: Breastfeeding conferences/symposiums(0-No, 1-Yes) 2.51 0.24 26.36
Forms of informal breastfeeding education have you attended: 20-h course for primary health care teams (0-No, 1-Yes) 2.55 0.97,6.71
Forms of informal breastfeeding education have you attended: Breastfeeding webinars(0-No, 1-Yes) 1.66 0.51,5.38
Motivation for sitting exam: To improve my knowledge in breastfeeding (0-No, 1-Yes) 1.42 0.58,3.44
Motivation for sitting exam: So I can work as an IBCLC (0-No, 1-Yes) 1.11 0.56,2.21
Study strategies used: Reread handouts (0-No, 1-Yes) 0.10 0.01,2.21
Study strategies used: Tested myself with practice questions (0-No, 1-Yes) 0.22 0.01,3.61
Study strategies used:Studied with others (0-No, 1-Yes) 1.12 0.54,2.34
Study strategies used Underlined or highlighted while reading(0-No, 1-Yes) 0.81 0.33,1.99
Materials used: Course handouts(0-No, 1-Yes) 0.56 0.09,3.57
Materials used: Translated questions from Comprehensive Lactation Consultant Exam Review (0-No, 1-Yes) 1.44 0.54,3.86
How clear were instructions provided by IBCLC regarding exam procedure (1-unclear to 3-completely clear) 1.18 0.07,19.55
How clear were the photographs used in the test?(1-unclear to 3-completely clear) 2.68 0.22,32.51
Constant 0.06  
Model 2‡
 Passed the test (0-No, 1-Yes) How many hours of clinical practice you had(1-less than five to 3-more than ten) 0.48 0.28,0.82 0.42
Non-formal breastfeeding education: Congresses/Simposiums(0-No, 1-Yes) 7.49 2.26,24.84
How clear were the photographs used in the test?(1-unclear to 3-completely clear) 3.49 1.17,10.41
Constant   0.08
  1. *Nagerlkerke R squared.
  2. † Enter method, some variables which were significant between groups were not fitted in the model, due to the large amount of error
  3. ‡ Stepwise method, only data for significant variables were included.