Table 1 Characteristics of randomized controlled trials included in the systematic review and in each network of primary outcomes.

From: CBT treatment delivery formats for generalized anxiety disorder: a systematic review and network meta-analysis of randomized controlled trials

Characteristic

Systematic review

Network meta-analysis

Efficacy network

Acceptability network

Number of studies

52

 

25

 

26

 

Number of patients included

4361

 

1925

 

1955

 

Women %

69.7

 

67

 

68.2

 

Mean age (years)

43.0

 

50.6

 

46.3

 
 

N

%

N

%

N

%

Year of publication

 1990–2000

3

5.8

2

8

2

7.7

 2001–2010

10

19.2

9

36

10

38.5

 2011–2020

28

53.8

13

52.0

12

46.2

 2020–2023

11

21.2

1

4

2

7.7

N sessions/modules

 1–6

8

15.4

5

20

5

19.2

 7–12

24

46.2

9

36

10

38.5

 13–29

18

34.6

9

36

9

34.6

 Unclear

2

3.8

2

8

2

7.7

Risk of bias

 High

13

25.0

5

20

5

19.2

 Some concerns

26

50.0

11

44

13

50

 Low

13

25.0

9

36

8

30.8