In-House Validated Map of Lymph Node Stations in a Prospective Cohort of Colorectal Cancer: A Tool for a Better Preoperative Staging

Table 2

Distribution of lymph node metastasis (LNM) upon clinicopathological parameters.

Variable			value
Gender; Male (); Female ()	(i) 29; (ii) 10	(i) 49; (ii) 24	0.52
Tumor localization; (i) Cecum (); (ii) Ascending (); (iii) Transverse (); (iv) Descending (); (v) Sigmoid (); (vi) Superior rectum (); (vii) Middle rectum (); (viii) Inferior rectum ()	(i) 2; (ii) 0; (iii) 4; (iv) 3; (v) 11; (vi) 9; (vii) 6; (viii) 3	(i) 11; (ii) 2; (iii) 6; (iv) 3; (v) 9; (vi) 14; (vii) 14; (viii) 15	0.15
Vascular invasion (); (i) (); (ii) ()	(i) 16; (ii) 23	(i) 13; (ii) 60	0.01
Lymphatic invasion (); (i) (); (ii) ()	(i) 32; (ii) 7	(i) 14; (ii) 59	˂0.0001
Perineural invasion (); (i) (); (ii) ()	(i) 18; (ii) 21	(i) 7; (ii) 66	˂0.0001
Budding degree (b); (i) (); (ii) ()	(i) 35; (ii) 14	(i) 32; (ii) 31	0.03