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. 2016 Jul 22;14:189. doi: 10.1186/s12957-016-0946-x

Table 1.

Immunostaining for cytoplasmic p62, nuclear Beclin-1 and LC3 expression

Cytoplasmic p62 expression Nuclear Beclin-1 expression LC3 expression
Negative Positive p value Negative Positive p value Negative Positive p value
Histological grading 0.920 0.746 0.016
 1 3 (10 %) 27 (90 %) 15 (53.6 %) 13 (46.4 %) 25 (83.3 %) 5 (16.7 %)
 2 9 (12.6 %) 61 (87.1 %) 37 (53.6 %) 32 (46.4 %) 50 (74.6 %) 17 (25.4 %)
 3 3 (11.5 %) 23 (88.5 %) 12 (63.2 %) 7 (36.8 %) 13 (50 %) 13 (50 %)
Tumour stage 0.491 0.373 0.124
 pT1 0 (0 %) 3 (100 %) 1 (33.3 %) 2 (66.6 %) 2 (66.7 %) 1 (33.3 %)
 pT2 0 (0 %) 12 (100 %) 4 (36.4 %) 7 (63.6 %) 10 (83.3 %) 2 (16.7 %)
 pT3 11 (14.3 %) 66 (85.7 %) 43 (60.6 %) 28 (48.3 %) 57 (76 %) 18 (24 %)
 pT4 4 (12.5 %) 28 (87.5 %) 15 (51.7 %) 14 (48.3 %) 17 (54.8 %) 14 (45.2 %)
Lymph node metastases status 0.072 0.500 0.272
 pN0 4 (6.9 %) 54 (93.1 %) 31 (55.4 %) 25 (44.6 %) 42 (75 %) 14 (25 %)
 pN+ 11 (17.2 %) 53 (82.8 %) 30 (53.6 %) 26 (46.4 %) 43 (68.3 %) 20 (31.7 %)
Distant metastasis 0.189 0.118 0.027
 pM0 9 (9.6 %) 85 (90.4 %) 52 (57.8 %) 38 (42.2 %) 71 (77.2 %) 21 (22.8 %)
 pM+ 5 (17.9 %) 23 (82.1 %) 9 (40.9 %) 12 (59.1 %) 15 (55.6 %) 12 (44.4 %)
KRAS status 0.607 0.297 0.242
 KRAS wildtype 11 (12.2 %) 79 (87.8 %) 46 (57.5 %) 34 (42.5 %) 66 (74.2 %) 23 (25.8 %)
 KRAS mutated 4 (11.8 %) 30 (88.2 %) 17 (50 %) 17 (50 %) 21 (65.6 %) 11 (34.4 %)