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Table 2 Quality of evidence assessment

From: Efficacy and safety of traditional Chinese medicine in the treatment of menopause-like syndrome for breast cancer survivors: a systematic review and meta-analysis

Participants (studies) Follow-up

Risk of bias

Inconsistency

Indirectness

Imprecision

Publication bias

Overall certainty of evidence

Study event rates (%)

Relative effect (95% CI)

Anticipated absolute effects

With Treatment of BC

With TCM

Risk with Treatment of BC

Risk difference with TCM

Total score of KMI

           

2023

(28 RCTs)

serious a

not serious

not serious

not serious

none

Moderate

1010

1013

S MD 1.84 SD lower (2.21 lower to 1.46 lower)

Hot flashes and night sweats in KMI

           

387

(6 RCTs)

serious a

serious b

not serious

serious c

none

Very low

194

193

S MD 0.68 SD lower (1.1 lower to 0.27 lower)

Paresthesia in KMI

           

379

(6 RCTs)

serious a

not serious

not serious

serious c

none

Low

190

189

 

MD 0.48 lower

(0.74 lower to 0.21 lower)

Osteoarthralgia in KMI

           

420

(7 RCTs)

serious a,d

serious b

not serious

not serious

none

Low

210

210

S MD 0.41 SD lower (0.6 lower to 0.21 lower)

Anxiety in KMI

           

432

(7 RCTs)

serious a

not serious

not serious

not serious

none

Moderate

216

216

 

MD 0.85 lower

(1.13 lower to 0.58 lower)

Insomnia in KMI

           

479

(8 RCTs)

serious a,d

serious b

not serious

not serious

none

Low

240

239

S MD 0.61 SD lower (0.8 lower to 0.43 lower)

ORR

           

871

(13 RCTs)

not serious

serious b

not serious

not serious

none

Moderate

250/439 (56.9%)

368/432 (85.2%)

not es timable

569 per 1000

 

E2

           

1484

(21 RCTs)

serious a,d

very serious b

not serious

not serious

none

Very low

724

760

S MD 0.02 SD higher (0.24 lower to 0.28 higher)

FSH

           

1404

(20 RCTs)

serious d

serious b

not serious

not serious

none

Low

685

719

 

MD 0.09 SD lower (0.84 lower to 0.66 higher)

LH

           

1081

(15 RCTs)

serious d

serious b

not serious

not serious

none

Low

525

556

 

MD 0.99 lower

(1.38 lower to 0.6 lower)

AEs

           

1186

(6 RCTs)

not serious

serious b

not serious

not serious

none

Moderate

67/598 (11.2%)

45/588 (7.7%)

not es timable

112 per 1000

 
  1. CI confidence interval, MD mean difference, RR risk ratio, SMD standardised mean difference
  2. Explanations
  3. aMost information is from studies at unclear risk of bias
  4. bClinical heterogeneity exists owing to the different treatment plan
  5. cSmall sample size
  6. dPotential limitations are likely to lower confidence in the estimate of effect