Table V.

Multivariate Logistic Regression Model Results for Patients who Developed Residual Morbidity at the End of Follow-up and Who had Little or No Morbidity at Baseline.

		Outcome Being Modeled
Parameters in the Model	Values from the Model	Residual Shoulder Abduction Deficit1	Residual Arm Volume Difference2	Residual Arm Numbness3	Residual Arm Tingling4
Treatment Group (ALND, SLND)a	Odds Ratio	1.54	1.90	5.52	2.11
	p-value	<0.001	<0.001	<0.001	<0.001
Age (≤ 49, ≥ 50)b	Odds Ratio	-	1.41	0.658	-
	p-value	-	0.006	<0.001	-
Arm_Hand (Same, Not Same)c	Odds Ratio	-	1.77	-	-
	p-value	-	<0.001	-	-
Tumor Size (T1, T2, T3)d	Odds Ratio	-	-	0.75	-
	p-value	-	-	0.020	-
Systemic Chemo (None, Yes)e	Odds Ratio	0.732	-	-	-
	p-value	0.003	-	-	-
Radiation to Axilla (None, Yes)e	Odds Ratio	2.48	3.47	-	-
	p-value	0.037	0.007	-	-

¹Abduction Deficit ≥ 5% at 6 Month Follow-up and < 5% at Baseline

²Arm Volume Difference ≥ 5% at 36 Month Follow-up and < 5% at Baseline

³Presence of Arm Numbness at 36 Month Follow-up and None at Baseline

⁴Presence of Arm Tingling at 36 Month Follow-up and None at Baseline

^aReference is Group 2 (SLND)

^bReference is Age ≤ 49

^cReference is Affected Arm and Dominant Hand Not Same

^dOrdinal scale (T1=1, T2=2, T3=3)

^eReference is None