Table 2:

Logistic regression analysis of factors correlated to subcarinal lymph node metastasis

Variables	SE	Sig.	OR (95% CI)
Tumour location	0.3029	0.0318	0.522 (0.360–0.693)
Number of lymph node metastasis	0.0918	0.0001	2.498 (1.939–3.155)
Number of lymph node dissection	0.0171	0.0001	0.839 (0.808–0.873)
Level 8 lymph nodes	0.2472	0.0067	0.512 (0.410–0.626)
Left gastric cardia lymph node metastasis	0.2620	0.0001	0.360 (0.243–0.501)
Depth of invasion	0.2419	0.0413	1.638 (1.233–2.183)

OR: odds ration; SE: standard error.