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Table 3 Pooled results of LNM at each station

From: Pathological and oncological outcomes of pylorus-preserving versus conventional distal gastrectomy in early gastric cancer: a systematic review and meta-analysis

Outcomes

No. of studies

No. of participants

Statistical method

Effect size

P

Heterogeneity

I2

P

Station 1

2 [36, 43]

491

Odds ratio (M-H, fixed, 95% CI)

1.32 [0.33, 5.35]

0.70

0%

0.40

Station 3

2 [36, 43]

492

Odds ratio (M-H, fixed, 95% CI)

0.98 [0.38, 2.51]

0.96

0%

1.00

Station 4sb

2 [36, 43]

491

Odds ratio (M-H, fixed, 95% CI)

0.42 [0.03, 6.77]

0.54

NA

NA

Station 4d

2 [36, 43]

491

Odds ratio (M-H, fixed, 95% CI)

1.13 [0.38, 3.37]

0.82

0%

0.67

Station 5

3 [17, 36, 43]

384

Odds ratio (M-H, fixed, 95% CI)

1.68 [0.07, 42.69]

0.75

NA

NA

Station 6

3 [17, 36, 43]

621

Odds ratio (M-H, fixed, 95% CI)

1.42 [0.40, 5.05]

0.59

70%

0.04

Station 7

2 [36, 43]

490

Odds ratio (M-H, fixed, 95% CI)

1.64 [0.57, 4.76]

0.36

45%

0.18

Station 8

2 [36, 43]

471

Odds ratio (M-H, fixed, 95% CI)

0.83 [0.12, 5.95]

0.85

0%

0.52

Station 9

2 [36, 43]

469

Odds ratio (M-H, fixed, 95% CI)

0.84 [0.15, 4.72]

0.84

NA

NA

Station 11p

2 [36, 43]

426

Odds ratio (M-H, fixed, 95% CI)

2.39 [0.25, 23.04]

0.45

0%

0.59