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Table 2 Guidance reported in the included handbooks

From: Guidance for updating clinical practice guidelines: a systematic review of methodological handbooks

Group responsible for updating CPG
  n (%)
Are the participants in the updating group specified?   
  Yes 12 34.3
  No 23 65.7
What members do the updating group consist of?   
  Similar to the development team 7 20.0
  Updating group specifically defined 4 11.4
  Not defined 24 68.6
Identification of new evidence
Time frame for updating   
  ≤1 year 3 8.6
  2-3 years 14 40.0
  4-5 years 8 22.9
  No specific time frame indicated 10 28.6
Identification of new evidence   
  Specific strategy 9 25.7
  Non specific strategy 2 5.7
  Not defined 24 68.6
Assessment of the need for an update
Assessment of the need for an update   
  Specific strategy 8 22.8
  Not defined 27 77.1
Updating strategy
Distinction between different updates (partial / full)   
  Yes 8 22.9
  No 27 77.1
Literature search   
  Specific strategy 11 31.4
  Similar to the development process 6 17.1
  No strategy defined 18 51.4
Evidence selection   
  Specific strategy 3 8.6
  Similar to the development process 8 22.9
  Not defined 24 68.6
Evidence assessment   
  Specific strategy 5 14.3
  Similar to the development process 8 22.9
  Not defined 22 62.9
Evidence synthesis   
  Specific strategy 3 8.6
  Similar to the development process 5 14.3
  Not defined 27 77.1
External review   
  Specific strategy 5 14.3
  Similar to development process 6 17.1
  Non specific strategy 2 5.7
  Not defined 22 62.9
Edition and dissemination
Indication of changes   
  Specific strategy 5 14.3
  Not defined 30 85.7
Dissemination of the updated CPG   
  Specific strategy 3 8.6
  Not defined 32 91.4