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Table 4 Risk of bias checklist for assessing study quality

From: Assessing demographic access to hip replacement surgery in the United Kingdom: a systematic review

 

Study reference

Question

[34]

[2]

[29]

[27]

[1]

[30]

[35]

[36]

[31]

[32]

[4]

[37]

[28]

[39]

[33]

[38]

Were the following study characteristics reported:

 

- Study population

 

  

- Age

- Gender

- Ethnicity

  

    

 

 

 

- Primary diagnosis

 

  

  

 

- BMI

         

 

  

- Rurality of residence

   

    

      

- Distance travelled for care

    

    

      

Were patient-recorded outcome measures (PROMs) assessed?

 

      

 

 

Was patient-recorded quality of life assessed?

  

       

 

  

Was the type of hip surgery reported?

  

Was a distinction made between primary and revision surgeries?

 

 

 

Were hospital-related factors assessed? (including use of hospital fixed-effects models)

    

   

   

Did the study assess data from more than one hospital?

   

Was data from private hospitals included? (excluding ISTCs)

  

             

Were confidence intervals presented with data analysis?

 

 

 

Outcome score:

9

9

9

8

12

8

8

7

5

11

12

9

7

9

11

8

  1. Note: ISTC = Independent sector treatment centre; PROM = Patient-reported outcome measure