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Table 3 The results of subgroup meta-analysis

From: CT-assessed sarcopenia is a predictive factor for both long-term and short-term outcomes in gastrointestinal oncology patients: a systematic review and meta-analysis

Subgroup

Cohort

HR or RR

95%CI

P value

I2

Long-term outcome (HR)-Overall survival

 Overall

20

1.602

1.369–1.873

< 0.001

59.5%

 Asian countries

12

1.776

1.556–2.026

< 0.001

41.9%

 Non-Asian countries

8

1.368

1.117–1.676

0.002

60.1%

 Zhuang criteria

2

1.622

1.326–1.983

< 0.001

0%

 Martin criteria

5

1.343

1.200–1.503

< 0.001

0%

 Prado criteria

6

1.976

0.934–4.182

0.075

74.2%

 CRC surgery

7

1.523

1.201–1.930

0.001

63.1%

 EC surgery

5

1.567

1.089–2.253

0.015

52.9%

 GC surgery

8

1.703

1.281–2.262

< 0.001

60.6%

Long-term outcome (HR)-Disease-free survival

 Overall

11

1.461

1.297–1.646

< 0.001

0%

 Asian countries

9

1.566

1.357–1.808

< 0.001

0%

 Non-Asian countries

2

1.255

1.014–1.553

0.037

0%

 Zhuang criteria

2

1.568

1.274–1.930

< 0.001

0%

 Martin criteria

3

1.249

1.024–1.523

0.028

0%

 Prado criteria

3

1.271

0.778–2.075

0.338

0%

 CRC surgery

4

1.282

1.058–1.554

0.011

0%

 EC surgery

1

2.060

0.626–6.783

0.235

–

 GC surgery

6

1.578

1.355–1.839

< 0.001

0%

Short-term outcome (RR)-Total complication after surgery

 Overall

15

1.188

1.083–1.303

< 0.001

26.4%

 Asian countries

10

1.165

1.046–1.298

0.005

43.9%

 Non-Asian countries

5

1.252

1.045–1.499

0.015

0%

 Zhuang criteria

4

1.423

1.214–1.667

< 0.001

0%

 Martin criteria

5

1.246

1.017–1.527

0.034

0%

 Prado criteria

2

1.074

0.842–1.371

0.565

0%

 CRC surgery

6

1.314

1.101–1.568

0.002

0%

 EC surgery

4

1.051

0.900–1.226

0.531

0%

 GC surgery

5

1.218

1.046–1.419

0.011

61.9%

Short-term outcome (RR)-Major complication after surgery

 Overall

14

1.228

1.042–1.448

0.014

12.1%

 Asian countries

7

1.244

1.001–1.545

0.049

45.9%

 Non-Asian countries

7

1.206

0.936–1.553

0.148

0%

 Zhuang criteria

2

2.084

1.359–3.196

0.001

50%

 Martin criteria

5

0.988

0.690–1.413

0.946

0%

 Prado criteria

4

1.309

0.978–1.750

0.070

0%

 CRC surgery

4

0.899

0.545–1.481

0.675

0%

 EC surgery

4

1.181

0.932–1.495

0.169

0%

 GC surgery

6

1.393

1.076–1.803

0.012

48.3%

  1. Abbreviation: RR relative risk, HR hazard ratio, CI confidence interval, EC esophageal cancer, GC gastric cancer, CRC colorectal cancer
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