Use of systematic reviews in clinical practice guidelines: case study of smoking cessation

C A Silagy , L F Stead , T Lancaster

Use of systematic reviews to underpin recommendations in clinical practice guidelines. Values are numbers (percentages)

TotalRecommendations with explicit evidence baseRecommendations based on systematic reviews
United States6059 (98)28 (47)
New Zealand1816 (89)10 (56)
United Kingdom2215 (68)13 (59)
Canada55 (100)3 (60)