Retrospective Study
Copyright ©The Author(s) 2019.
World J Gastroenterol. May 21, 2019; 25(19): 2338-2353
Published online May 21, 2019. doi: 10.3748/wjg.v25.i19.2338
Table 4 Demographic characteristics and response of para-aortic nodes
VariablenResponse of PAN
P-valueTreatment
P-value
Complete responseResidual tumorWith D2 resectionWithout D2 resection
Tumor location0.56470.0931
Upper2110 (41.7)11 (45.8)7 (31.8)14 (53.8)
Middle2112 (50.0)9 (37.5)10 (45.5)11 (42.3)
Lower62 (8.3)4 (16.7)5 (22.7)1 (3.8)
Clinical tumor stage0.55100.4545
T332 (8.3)1 (4.2)2 (9.1)1 (3.8)
T44522 (91.7)23 (95.8)20 (90.9)25 (96.2)
Clinical nodal stage0.26730.1640
N0-196 (25.0)3 (12.5)6 (27.3)3 (11.5)
N2-33918 (75.0)21 (87.5)16 (72.7)23 (88.5)
Macroscopic type0.21990.5158
1-3 or 54122 (91.7)19 (79.2)18 (81.8)23 (88.5)
472 (8.3)5 (20.8)4 (18.2)3 (11.5)
No. of PAN stations involved0.10440.0012
1-23520 (83.3)15 (62.5)21 (95.5)14 (53.8)
3-4134 (16.7)9 (37.5)1 (4.5)12 (46.2)
Largest PAN in short-axis0.08220.0899
< 10 mm2214 (58.3)8 (33.3)13 (59.1)9 (34.6)
≥ 10 mm2610 (41.7)16 (66.7)9 (40.9)17 (65.4)
Largest PAN in short-axis0.04550.0026
< 15 mm3621 (87.5)15 (62.5)21 (95.5)15 (57.7)
≥ 15 mm123 (12.5)9 (37.5)1 (4.5)11 (42.3)
Overall (RECIST)0.01090.1405
CR + PR1910 (41.7)9 (37.5)7 (31.8)12 (46.2)
SD + PD101 (4.2)9 (37.5)3 (13.6)7 (26.9)
NE1913 (54.2)6 (25.0)12 (54.5)7 (26.9)
Primary lesions (JGCA)0.04310.1405
CR + PR2516 (66.7)9 (37.5)14 (63.6)11 (42.3)
SD + PD238 (33.3)15 (62.5)8 (36.4)15 (57.7)