Table 3.

Odds ratios (OR)s and P‐values for 1‐, 5‐, and 10‐year Overall Mortality (OM) as well as Cancer‐Specific Mortality (CSM) for the different primary LN sites selected for the analytic sample using Multiple Logistic Regression (MLR)

Multiple Logistic Regression Model (Training set)	1‐year OM		5‐year OM		10‐year OM		1‐year CSM		5‐year CSM		10‐year CSM
Primary LN site	OR	P‐value	OR	P‐value	OR	P‐value	OR	P‐value	OR	P‐value	OR	P‐value
LNs of HFN	1	Ref.	1	Ref.	1	Ref.	1	Ref.	1	Ref.	1	Ref.
LNs of IAB	1.97	<0.0001	1.45	0.0048	1.25	0.0808	1.99	<0.0001	1.75	<0.0001	1.56	0.0008
IL LNs	1.4	0.0504	1.47	0.0023	1.53	0.0003	1.42	0.0785	1.64	0.0005	1.73	<0.0001
IT LNs	1.54	0.0029	1.62	<0.0001	1.57	<0.0001	1.47	0.0204	1.69	<0.0001	1.66	<0.0001
P LNs	2.06	0.0285	1.35	0.2972	1.03	0.9125	2.48	0.0108	1.84	0.0447	1.55	0.1387
LN of AA	1.45	0.0093	1.39	0.0021	1.16	0.1443	1.37	0.0604	1.45	0.002	1.26	0.0432

LN, Lymph Nodes; HFN, Head, face, and neck; IT, Intrathoracic; IAB, Intra‐abdominal; AA, Axilla or arm; IL, Inguinal region or leg; P, Pelvic.