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Table 2 Baseline Characteristics of the included studies

From: Clinical effects of cognitive behavioral therapy in heart failure patients: a meta-analysis of randomized controlled trials

Study ID

Study arms

Sample

Age, years, M ± SD

Sex, male (%)

Body mass index, Kg/m2, M ± SD

Married, n (%)

Employed, n (%)

Education (≥ 12 y), n (%)

Income (< 30,000 $/y), n (%)

NYHA classification, n (%)

Most common comorbidities, n (%)

Antidepressant medication use at admission, n (%)

I

II

III

IV

Previous myocardial infarctions

Diabetes

Prior stroke

COPD

Hypertension

History of renal disease

History of atrial fibrillation

Cajanding et al. 2016

CBT

52

Reported as age groups

33 (69%)

NR

36 (75%)

NR

15 (31%)

NR

7 (15%)

20 (42%)

19 (40%)

2 (4%)

23 (48%)

9 (17.3%)

6 (11.5%)

4 (7.7%)

19 (36.5%)

NR

NR

NR

Control

48

34 (65%)

NR

39 (75%)

NR

16 (31%)

NR

5 (10%)

23 (44%)

21 (40%)

3 (6%)

19 (36.5%)

8 (15.4%)

4 (7.7%)

4 (7.7%)

18 (34.6%)

NR

NR

NR

Dekker et al. 2012

CBT

21

68 ± 10

11 (52%)

28.2 ± 6.4

14 (66.7%)

2 (10%)

5 (24%)

NR

0 (0%)

6 (29%)

15 (71%)

0 (0%)

8 (38%)

9 (43%)

4 (19%)

12 (57%)

NR

9 (43%)

8 (38%)

7 (33%)

Control

21

64 ± 12

12 (57%)

33.8 ± 9.7

10 (48%)

1 (5%)

9 (45%)

NR

0 (0%)

2 (10%)

16 (76%)

3 (14%)

9 (43%)

10 (48%)

4 (19%)

5 (25%)

NR

7 (33%)

11 (52%)

8 (38%)

Freedland et al. 2015

CBT

79

56.2 ± 11.5

39 (49.4%)

34.7 ± 7.9

34 (43.0%)

17 (21.5%)

67 (84.8%)

34 (49.3%)

46 (58.2%)

33 (41.8%)

0 (0%)

25 (31.7%)

27 (34.2%)

NR

11 (13.9%)

54 (68.4%)

NR

26 (32.9%)

26 (32.9%)

Control

79

55.5 ± 10.9

46 (58.2%)

32.6 ± 7.8

40 (50.6%)

17 (21.5%)

68 (86.1%)

32 (48.5%)

45 (57.0%)

34 (43.0%)

0 (0%)

24 (31.6%)

33 (41.8%)

NR

18 (22.8%)

59 (74.7%)

NR

30 (38.0%)

26 (32.9%)

Freedland et al. 2022

CBT

69

58.0 ± 11.5

36 (52.2%)

NR

26 (37.7%)

NR

17 (24.6%)

35 (50.7%)

44 (63.8%)

NR

NR

28 (40.6%)

28 (40.6%)

NR

14 (20.3%)

56 (81.2%)

21 (30.4%)

23 (33.3%)

31 (44.9%)

Control

70

58.3 ± 12.2

35 (50%)

NR

27 (38.6%)

NR

14 (20.0%)

30 (42.9%)

47 (67.1%)

NR

NR

21 (30.0%)

35 (50.0%)

NR

21 (30.0%)

61 (87.1%)

12 (17.1%)

28 (40.0%)

31 (44.3%)

Hwang et al. 2022

CBT

14

66.54 ± 11.33

9 (64.3%)

NR

11 (78.6%)

3 (21.4%)

5 (35.7%)

3 (21.4%) *

0 (0.0%)

6 (42.9%)

6 (42.9%)

2 (14.3%)

NR

NR

NR

NR

NR

NR

NR

NR

Control

12

67.41 ± 17.14

3 (25%)

NR

8 (66.7%)

1 (8.3%)

9 (75.0%)

3 (25.0%) *

0 (0.0%)

6 (50%)

6 (50%)

0 (0.0%)

NR

NR

NR

NR

NR

NR

NR

NR

Khayati et al. 2020

CBT

40

53.08 ± 10.11

22 (55%)

NR

36 (90%)

14 (35%)

10 (25%)

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

Control

40

51.63 ± 8.33

24 (60%)

NR

35 (87.5%)

13 (32.5%)

12 (30%)

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

Moradi et al. 2022

CBT

33

58.70 ± 7.91

18 (54.5%)

NR

22 (66.7%)

4 (12.1%)

5 (15.2%)

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

Control

33

58.24 ± 8.32

20 (60.6%)

NR

25 (75.8%)

6 (18.1%)

2 (6.1%)

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

NR

  1. CBT: Cognitive behavioral therapy, NYHA: New York Heart Association, NR: not reported, COPD: chronic obstructive pulmonary disease