. Author manuscript; available in PMC: 2011 Dec 1.

Published in final edited form as: Plast Reconstr Surg. 2010 Dec;126(6):1815–1824. doi: 10.1097/PRS.0b013e3181f444bc

Table 3.

Multivariate logistic regression model of the entire study population predicting the likelihood of receiving breast reconstruction.

Variable		Odds Ratio	95% Confidence Interval	P-Value
Age		0.92	0.91-0.92	<0.000
Race/Ethnicity
	White (referent)	^***	^***	^***
	Asian	0.42	0.27-0.67	<0.000
	Black	0.55	0.31-0.98	=0.043
	Hispanic	0.67	0.46-0.97	=0.032
	Native American	2.66	0.73-9.60	=0.136
	Unknown	0.44	0.09-2.15	=0.313
T stage
	T1 (referent)	^***	^***	^***
	T0	10.98	0.65-185.52	=0.097
	T2	0.89	0.72-1.11	=0.313
	T3	0.81	0.52-1.27	=0.363
	T4	35.23	3.24-383.18	=0.003
	TX	0.70	0.41-1.20	=0.197
N Stage
	N0 (referent)	^***	^***	^***
	N1	0.83	0.66-1.04	=0.099
	N2	0.55	0.37-0.82	=0.003
	N3	0.16	0.07-0.35	<0.001
	NX	0.57	0.34-0.97	=0.038
Tumor Grade
	I (referent)	^***	^***	^***
	II	1.02	0.79-1.31	=0.905
	III	0.92	0.68-1.25	=0.59
	IV	1.52	0.74-3.11	=0.252
	Unknown	0.61	0.40-0.93	=0.021
Histology
	IDC (referent)	^***	^***	^***
	ILC	1.75	1.25-2.45	=0.001
	MDLC	1.23	0.92-1.65	=0.155
Estrogen Receptor Status
	Positive (referent)	^***	^***	^***
	Negative	0.77	0.55-1.08	=0.138
	Equivocal	3.17	0.73-13.68	=0.122
	Unknown	0.37	0.09-1.51	=0.164
Progesterone Receptor Status
	Positive (referent)	^***	^***	^***
	Negative	1.05	0.79-1.38	=0.756
	Equivocal	0.88	0.38-2.03	0.757
	Unknown	3.09	0.77-12.46	0.113
Mastectomy
	Unilateral (referent)	^***	^***	^***
	Bilateral	3.45	2.10-5.66	<0.001
Radiation
	No (referent)	^***	^***	^***
	Yes	0.39	0.29-0.53	<0.001
	Unknown	0.86	0.49-1.51	=0.594
County Status
	Urban (referent)	^***	^***	^***
	Rural	0.73	0.59-0.89	=0.002
	Near-Metro	0.51	0.28-0.93	=0.028

^***

Referent population