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Table 2 Quality assessment data

From: International rates of receipt of psychological therapy for psychosis and schizophrenia: systematic review and meta-analysis

Study

Was the sample frame appropriate to address the target population?

Were study participants sampled in an appropriate way?

Were the study subjects and the setting described in detail?

Was the data analysis conducted with sufficient coverage of the identified sample?

Were valid methods used for the identification of the condition?

Was the condition measured in a standard, reliable way for all participants?

Was there appropriate statistical analysis?

Was the response rate adequate, and if not, was the low response rate managed appropriately?

Raw score

Score (%)

Addington et al. [35]

Y

Y

Y

Unclear

Y

Y

Y

N

13/16

81

Bedard et al. [49]

Y

Y

N

Y

Y

Unclear

Y

N/A

11/14

79

Bioque et al. [33]

Y

Y

Y

Unclear

Y

Y

Y

Y

14/16

88

Breitborde et al. [19]

Y

N

Y

Unclear

Y

Unclear

Y

N

10/16

63

Clarke et al. [20]

Y

N

Y

Unclear

Unclear

Unclear

Y

N/A

7/14

50

Coentre et al. [30]

Y

Y

Y

Y

Unclear

Unclear

Y

Y

12/16

75

Coleman et al. [36]

Y

Y

N

Y

Y

Unclear

Y

N/A

11/14

79

Colling et al. [29]

Y

Y

Y

Y

Y

Y

Y

N/A

14/14

100

Cotter et al. [50]

Y

Y

Y

Y

Unclear

Y

Y

N/A

12/14

86

Dubreucq et al. [32]

Y

Y

Y

Y

Y

Y

Y

Y

16/16

100

Fischler et al. [24]

Y

Y

N

Y

Y

Unclear

Y

N/A

11/14

79

Greenfield et al. [27]

Y

Y

Y

Y

Unclear

Unclear

Y

N/A

10/14

71

Haddock et al. [23]

Y

Y

Y

Unclear

Y

Y

Y

N/A

12/14

86

Harvey et al. [28]

Y

Y

Y

Y

Y

Unclear

Y

Y

14/16

88

Johns et al. [22]

Y

Y

Y

Y

Y

Unclear

Y

N/A

12/14

86

Mason et al. [34]

Y

Y

Y

Y

Y

Y

Y

N/A

14/14

100

Molag et al. [31]

Y

Y

Y

Y

Unclear

Unclear

Y

N/A

10/14

71

North et al. [51]

Y

Y

Y

Y

Y

Unclear

Y

N

13/16

81

Oluwoye et al. [37]

Y

Y

Y

Y

Y

Y

Y

N/A

14/14

100

Rathod et al. [21]

Y

Y

Y

Y

Unclear

Unclear

Y

N/A

10/14

71

Royal college of psychiatrists [25]

Y

Y

Y

Y

Y

N

Y

Y

15/16

94

Royal college of psychiatrists [26]

Y

Y

Y

Y

Y

N

Y

Y

15/16

94