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Table 5 Relation between education and the estimates of own knowledge vs. the number of correct answers to the 14 knowledge statements

From: The use of opioids at the end of life: the knowledge level of Dutch physicians as a potential barrier to effective pain management

  3-9 correct answers 10 correct answers 11 correct answers 12-14 correct answers p-value*
  N = 114 N = 95 N = 105 N = 93  
  % % % %  
Received specific education in palliative care 60 68 78 87 <0.05
Grade given for own knowledge before completing the questionnaire (1-10)      <0.05
• <5.5 11 1 1 3  
• 5.5-6.5 19 11 10 5  
• 6.6-7.5 46 60 51 46  
• 7.6-8.5 20 27 34 41  
• 8.6-10 5 1 5 4  
Grade given for own knowledge after completing the questionnaire (1-10)     ≥0.05 <0.05
• <5.5 11 1 3 2  
• 5.5-6.5 24 6 8 6  
• 6.6-7.5 48 61 50 41  
• 7.6-8.5 15 32 37 46  
• 8.6-10 2 0 4 6  
Are there enough options for you for additional education about opioids and pain management?      <0.05
• Yes 77 94 93 95  
• No 23 6 7 5  
  1. * chi square test to test differences in physician characteristics for physicians with different numbers of correct answers (categorized in 4 groups)
  2. Physicians graded their own knowledge about opioids and pain management by scoring 1-10. After completing the knowledge statements, respondents were asked to again grade their own knowledge. Physicians could not see how they did on the knowledge statements, they did not receive the answers to the knowledge statements immediately after completing the questionnaire.