Skip to main content

Table 4 Sub-group analysis

From: Effectiveness of relaxation techniques ‘as an active ingredient of psychological interventions’ to reduce distress, anxiety and depression in adolescents: a systematic review and meta-analysis

Variable

No. of studies

SMD (95% CI)

I2

Q-value

df

p-value

Anxiety

 Risk of bias

  High

40

− 0.41 (− 0.57 to − 0.26)

80.73

0.64

1

0.43

  Low

6

− 0.25 (− 0.62 to 0.11)

57.36

   

 Mode of delivery

  Mixed

1

− 0.13 (− 0.87 to 0.62)

0%

3.0

2

0.22

  Onsite

33

− 0.47 (− 0.64 to − 0.30)

83.10%

   

  Technology

12

− 0.22 (− 0.48 to 0.04)

31.54%

   

 Format of delivery

  Group

28

− 0.30 (− 0.48 to − 0.11)

48.56%

2.72

2

0.26

  Individual

15

− 0.53 (− 0.77 to − 0.29)

90.84%

   

  Mixed

1

− 0.13 (− 0.97 to 0.72)

0%

   

 Type of therapy

  Multicomponent

28

− 0.38 (− 0.56 to − 0.21)

80.59%

0.004

1

0.95

  Relaxation only

18

− 0.39 (− 0.62 to − 0.17)

77.73%

   

 Booster sessions

  No

37

− 0.38 (− 0.54 to − 0.22)

70.76%

0.90

2

0.34

  Yes

5

− 0.59 (− 1.00 to − 0.18)

94.96%

   

 Intervention focus

  Preventive

24

− 0.38 (− 0.56 to − 0.19)

74.81%

1.07

2

0.59

  Treatment

21

− 0.42 (− 0.62 to − 0.22)

83.70%

   

  Both

1

0.25 (− 1.02 to 1.51)

0%

   

Depression

 Risk of bias

  High

40

− 0.30 (− 0.55 to − 0.16)

77.92%

0.68

1

0.41

  Low

10

− 0.18 (− 0.44 to 0.09)

68.35%

   

 Mode of delivery

  Mixed

1

− 0.23 (− 1.02 to 0.56)

0

0.15

2

0.93

  Onsite

38

− 0.29 (− 0.44 to − 0.14)

70.79%

   

  Technology

11

− 0.24 (− 0.49 to 0.02)

57.46%

   

 Format of delivery

  Group

33

− 0.21 (− 0.37 to − 0.05)

70.65%

1.88

2

0.39

  Individual

14

− 0.41 (− 0.65 to − 0.17)

86.06%

   

  Mixed

1

− 0.23 (− 1.032 to 0.57)

0%

   

 Type of therapy

      

  Multicomponent

29

− 0.26 (− 0.34 to − 0.06)

70.07%

0.14

1

0.71

  Relaxation only

21

− 0.27 (− 0.45 to − 0.08)

83.02%

   

 Booster sessions

  No

42

− 0.31 (− 0.47 to − 0.19)

78.64%

1.75

1

0.19

  Yes

4

− 0.03 (− 0.45 to 0.39)

67.58%

   

 Intervention focus

  Both

1

− 0.13 (− 1.36 to 1.10)

0%

0.65

2

0.72

  Preventive

26

− 0.32 (− 0.49 to − 0.15)

79.92%

   

  Treatment

23

− 0.23 (− 0.41 to − 0.15)

74.10%

   

Distress

 Risk of bias

  High

19

− 0.43 (− 0.68 to − 0.17)

86.23%

0.85

1

0.36

  Low

4

− 0.71 (− 1.25 to − 0.16)

0%

   

 Mode of delivery

  Mixed

0

− 

    

  Onsite

16

− 0.62 (− 0.87 to − 0.38)

88.39%

6.28

1

0.01

  Technology

6

− 0.06 (− 0.42 to 0.30)

33.49%

   

 Format of delivery

  Group

14

− 0.47 (− 0.78 to − 0.17)

64.06%

2.31

2

0.31

  Individual

6

− 0.64 (− 1.08 to − 0.19)

93.72%

   

  Mixed

2

0.02 (− 0.71 to 0.75)

45.24%

   

 Type of therapy

  Multicomponent

13

− 0.60 (− 0.90 to − 0.29)

90.07%

1.42

1

0.23

  Relaxation only

10

− 0.30 (− 0.67 to 0.07)

61.69%

   

 Booster sessions

  No

19

− 0.38 (− 0.64 to − 0.11)

79.86%

3.28

1

0.07

  Yes

4

− 0.96 (− 1.53 to − 0.39)

95.87%