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Table 2 Metastatic status of D2 tier lymph nodes of included patients

From: Characteristics and survival outcomes related to the infra-pyloric lymph node status of gastric cancer patients

Lymph node station

Positive cases, n (%)

Numbers of metastatic LNs

Mean ± SD

Numbers of harvested LNs

Mean ± SD

No. 1

74 (61.2)

0.3 ± 0.9

1.4 ± 1.7

No. 3

58 (47.9)

1.8 ± 2.5

5.4 ± 4.6

No. 4d

32 (26.4)

0.7 ± 1.5

4.4 ± 3.7

No. 4sb

3 (2.5)

0.0 ± 0.2

0.7 ± 1.4

No. 5

15 (12.4)

0.2 ± 0.5

0.7 ± 0.9

No. 6*

34 (28.1)

0.8 ± 1.6

5.0 ± 3.4

No. 6a

8 (6.6)

0.1 ± 0.7

0.9 ± 1.7

No. 6b

8 (6.6)

0.1 ± 0.4

0.9 ± 1.4

No. 6c

26 (21.5)

0.6 ± 1.4

3.2 ± 3.3

No. 7

40 (33.1)

0.7 ± 1.1

4.4 ± 3.2

No. 8a

21 (17.4)

0.2 ± 0.5

1.6 ± 1.2

No. 9

35 (28.9)

0.4 ± 0.9

2.9 ± 2.4

No. 11p

24 (19.8)

0.3 ± 0.8

2.2 ± 1.6

No. 12a

2 (1.7)

0.0 ± 0.1

0.4 ± 0.6

  1. *There were 4 patients and 2 patients with two and four subgroup lymph node metastasis of no. 6 group