Risk of station 12a lymph node metastasis in patients with lower-third gastric cancer

Table 6 Possibility of regional lymph node predictors of station 12a lymph node invasion

Possible predictor	Sensitivity	Specificity	False negative	False positive	P value	Kappa value
No. 1	27.8	94.6	72.2	5.4	0.263	0.261
No. 2	16.7	96.1	83.3	3.9	0.041	0.168
No. 3	72.2	75.2	27.8	24.8	0.000	0.288
No. 4d	0.0	97.7	100.0	2.3	1.000	-0.036
No. 4sa	16.7	93.8	83.3	6.2	0.2101	0.126
No. 4sb	38.9	88.4	61.1	11.6	0.557	0.249
No. 5	22.2	91.5	77.8	8.5	0.148	0.690
No. 6	61.1	72.1	38.9	27.9	0.000	0.196
No. 7	44.4	79.8	55.6	20.2	0.011	0.176
No. 8a	33.3	87.6	66.7	12.4	0.191	0.572
No. 8p	0.0	97.7	100.0	2.3	1.0001	-0.036
No. 9	11.1	89.9	88.9	10.1	0.011	0.711
No. 10	0.0	98.4	100.0	1.6	1.0001	-0.025
No. 11d	0.0	99.2	100.0	0.8	1.0001	-0.013
No. 11p	5.6	98.4	94.4	1.6	0.001	0.062

¹Fisher test.