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Table 1 Characteristics of the included studies

From: Efficacy of non-invasive brain stimulation combined with antidepressant medications for depression: a systematic review and meta-analysis of randomized controlled trials

Authors, Years

Country

Multi-center

Funding

Registered

Type of Depression

Age (T)

Age (C)

Sample size

Intervention

Outcome Measure

T(n)

C(n)

T

C

 

Burkhardt 2023 [16]

Germany

yes

yes

yes

MDD

40.2 ± 13.6

40.00 ± 13.30

77

73

tDCS + SSRI

sham tDCS + SSRI

①②③④⑤

Kumari 2023 [15]

India

no

yes

yes

MDD

32.31 ± 11.57

29.08 ± 9.79

26

24

tDCS + escitalopram

sham tDCS + escitalopram

①②③④

Li 2022 [29]

China

no

yes

yes

MDD

44.79 ± 15.25

43.61 ± 11.89

19

18

tDCS + escitalopram

sham tDCS + escitalopram

â‘ 

Pavlova 2018a [30]

Russia

no

NR

NR

mild and moderately depressed

36.00 ± 0.80

40.10 ± 2.20

22

20

tDCS + sertraline hydrochloride

sham tDCS + Sertraline hydrochloride

①②③④⑤

Pavlova 2018b [30]

Russia

no

NR

NR

mild and moderately depressed

37.0 ± 8.80

40.10 ± 12.20

27

20

tDCS + sertraline hydrochloride

sham tDCS + Sertraline hydrochloride

①②③④⑤

Zhang 2020 [31]

China

no

yes

NR

MDD

43.94 ± 11.47

43.41 ± 10.76

35

35

tDCS + Vortioxetine

sham tDCS + fluoxetine

â‘ â‘¡â‘¢

Bennabi 2014 [32]

France

no

yes

yes

MDD

60.40 ± 12.00

59.90 ± 15.40

12

12

tDCS + sertraline hydrochloride

sham tDCS + sertraline hydrochloride

yâ‘ 

Brunoni 2013 [33]

Brazil

no

yes

yes

MDD

41.00 ± 13.00

41.00 ± 12.00

30

30

tDCS + sertraline hydrochloride

sham tDCS + sertraline hydrochloride

①②③④

Pu 2023 [34]

China

no

yes

yes

mild and moderately depressed

35.24 ± 5.12

33.97 ± 4.74

50

50

high frequencyr TMS + agomelatine

sham rTMS + agomelatine

①④⑥

Ma 2023 [35]

China

no

yes

NR

MDD

32.64 ± 9.48

31.28 ± 9.86

100

100

rTMS + duloxetine

duloxetine

①②⑥⑦⑧

Akpinar 2022 [21]

Turkey

no

yes

yes

MDD

43.70 ± 14.20

45.60 ± 7.80

20

18

rTMS + Venlafaxine

sham rTMS + venlafaxine

â‘ â‘¡

Zhang 2019 [36]

China

no

yes

NR

moderate to severe depression

45.20 ± 8.70

43.70 ± 6.20

50

50

rTMS + duloxetine

sham rTMS + duloxetin

â‘ â‘¥

Wang 2017 [37]

China

no

yes

NR

MDD

28.82 ± 8.46

30.05 ± 9.47

22

21

rTMS + paroxetine

sham rTMS + paroxetine

①②③④⑦⑧

Ullrich 2012 [38]

Germany

no

NR

NR

MDD

56.98 ± 10.20

54.18 ± 7.80

22

21

ultra-highfrequency rTMS + venlafaxine or mirtazapine

sham rTMS + venlafaxineor mirtazapine

â‘ â‘¡â‘¢

Huang 2012 [39]

China

no

yes

yes

MDD

32.77 ± 7.28

31.35 ± 7.39

28

28

rTMS + citalopram

sham rTMS + citalopram

â‘ â‘£

Bretlau 2008 [40]

Germany

yes

no

yes

MDD

57.8 ± 10.0

53.10 ± 10.10

22

23

rTMS + citalopram

sham rTMS + citalopram

①③④

Herwig 2007 [41]

Germany

no

yes

NR

mild and moderately depressed

50.00 ± 15.00

49.00 ± 13.00

62

65

rTMS + venfaraxine

sham rTMS + venfaraxin

â‘ â‘£

Rossini 2005[42]

Italy

no

NR

NR

MDD

48.40 ± 13.70

46.40 ± 12.10

50

49

rTMS + escitalopram

sham rTMS + escitalopram

①②③④

Rumi 2005 [43]

Brazil

no

NR

NR

MDD

39.30 ± 12.80

38.90 ± 8.80

22

24

rTMS + amitriptyline

sham rtms + amitriptyline

â‘ â‘¢

  1. NR not report, T treatment group, C control group, MDD major depressive disorder, rTMS repetitive transcranial magnetic stimulation, tDCS transcranial direct currentstimulation
  2. â‘  depression score
  3. â‘¡ respond rate
  4. â‘¢ remit rate
  5. â‘£ drop-out rate
  6. ⑤ statetrait anxiety inventory sore
  7. â‘¥ 5-HT
  8. ⑦ NE
  9. ⑧ GABA