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Table 4 Meta-analysis for lymph node metastasis

From: Prognostic prediction of systemic immune-inflammation index for patients with gynecological and breast cancers: a meta-analysis

Comparison

Studies

RR (95%CI)

PA value

I2

PH value

Model

Overall

 

7

1.34(1.20, 1.50)

< 0.001

0.0

0.544

F

Subgroup

 

Country

Asian

7

1.34(1.20, 1.50)

< 0.001

0.0

0.544

F

Non-Asian

0

Sample size

< 200

3

1.30(1.05, 1.61)

0.017

0.0

0.707

F

> 200

4

1.36(1.19, 1.55)

< 0.001

27.3

0.248

F

Cut-off

< 600

4

1.18(0.97, 1.43)

0.094

0.0

0.393

F

> 600

3

1.46(1.27, 1.67)

< 0.001

0.0

0.972

F

Cancer type

Cervical cancer

2

1.04(0.74, 1.48)

0.807

0.0

0.338

F

Ovarian cancer

2

1.47(1.23, 1.75)

< 0.001

0.0

0.881

F

Breast cancer

3

1.35(1.15, 1.59)

< 0.001

0.0

0.617

F

TNBC

1

1.43(1.13, 1.80)

0.0003

Other BC type

2

1.29(1.03, 1.60)

0.026

0.0

0.404

F

Follow-up

< 48 m

5

1.31(1.13, 1.52)

< 0.001

16.4

0.310

F

> 48 m

2

1.41(1.19, 1.66)

< 0.001

0.0

0.822

F

  1. TNBC triple-negative breast cancer, RR relative risk, CI confidence interval, m month, F fixed-effects, PAP value for association, PHP value for heterogeneity