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Table 1 The response to dietary knowledge questions for the total group (A: n = 639), Cardiologists only (B: n = 120) and General Internists only (C: n = 517).

From: Inadequate physician knowledge of the effects of diet on blood lipids and lipoproteins.

  A (%) B (%) C (%) p*
A good source of monounsaturated fat is (circle all that apply)?     
Butter 4 4 4  
Canola Oil 50 43 51 0.07
Corn Oil 15 13 16  
Flaxseed Oil 11 12 10  
Olive Oil 74 82 73 0.10
Safflower Oil 30 24 32  
Soybean Oil 21 18 16  
don't know 6 6 6  
The diet component that is most likely to raise triglycerides is (select one)     
Fat 42 16 47 <.001
Carbohydrate 53 78 47  
Protein 1 0.8 0.6  
don't know 5 5 5  
In general, what effect does a low-fat diet have on triglycerides?     
Increase 7 16 4 <.001
Decrease 70 52 73  
no change 20 26 26  
don't know 4 6 4  
In general, what effect does a low-fat diet have on HDL-c?     
Increase 22 11 24 <.01
Decrease 24 30 23  
No change 45 52 44  
don't know 9 7 9  
  1. * reflects significant differences between percentage of internists and cardiologists answering each question correctly.