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. 2021 Aug 5;2021(8):CD009149. doi: 10.1002/14651858.CD009149.pub3

3. Risk of bias economic studies ‐ CHEC list criteria.

Study Risk of bias issues  
PW‐led care for adults with common mental disorders
Gureje 2019 (STEPCARE) 
      		 No discounting  
Time horizon = 1 year    
Not explicitly stated perspective/viewpoint  
  
Araya 2003/Araya 2006   No discounting  
Time horizon < 1 year  
A societal perspective would have been more appropriate 
Not all relevant costs reported 
Not all relevant outcomes included (only ambulatory, not hospital) 
Patel 2017 No discounting  
No sensitivity analysis  
Patel 2010/Buttorff 2012 No discounting
Time horizon < 1 year
PW‐led care for women with maternal depression
Lund 2020 
  		 No discounting  
Time horizon = 1 year  
Gureje 2019 (EXPONATE)
  		 No discounting  
Not all outcomes are appropriately valued  
Time horizon = 1 year  
Fuhr 2019
  		 No discounting  
Not all outcomes are appropriately valued  
No source of data mentioned  
Time horizon = 1 year  
Sikander 2019
 		 No discounting  
Time horizon < 1 year  
PW‐led care for adults with alcohol or substance use disorders
Nadkarni 2019
  		 No discounting  
Time horizon = 1 year   
Sorsdahl 2015
/Dwommoh 2018  
  		 No discounting  
Time horizon < 1 year  
  
Papas 2020
/Galarraga 2017   
  		 No discussion of ethical and distribution issues 
Nadkarni 2017  
  		 No discounting  
Time horizon = 1 year   
PW‐led care for adults with severe mental disorders
Tan 2005 No discounting  
No sensitivity analysis  
No incremental analysis of costs performed  
No discussion of conflicts of interests  
Not all outcomes are appropriately valued  
No source of data mentioned  
Barfar 2017
  		 No discounting  
No discussion of conflicts of interests  
Not all outcomes are appropriately valued  
Li 2002
  		 No discounting  
No sensitivity analysis  
No incremental analysis of costs performed  
No discussion of conflicts of interests  
Not all outcomes are appropriately valued  
No source of data mentioned 
Time horizon < 1 year   
Malakouti 2015
  		 No discounting  
No sensitivity analysis  
Time horizon = 1 year  
Chatterjee 2014
  		 No discounting  
No sensitivity analysis  
No source of data mentioned  
 PW‐led care for children and adolescents with PTS and CMDs
Barron 2016          
  		 No discounting  
No sensitivity analysis  
No incremental analysis of costs performed  
No discussion of conflicts of interests  
No source of data mentioned  
Tol 2008           
/Jordans 2011 
  		 No discounting  
No sensitivity analysis  
No incremental analysis of costs performed  
No perspective/viewpoint explicitly stated 
Tol 2012 /Jordans 2011 No discounting  
No sensitivity analysis  
No incremental analysis of costs performed  
No perspective/viewpoint explicitly stated