Table 3.

Ninety-Day Medical Complication Rates and Statistical Analysis.

Medical Complications	History of Breast Cancer	No History of Breast Cancer	Odds Ratio	95% Confidence Interval	P Value
Pulmonary embolism	0.59%	0.45%	1.323	1.09–1.59	.003
Acute post-operative  anemia	3.59%	3.54%	1.015	0.945–1.09	.16
Acute myocardial  infarction	0.16%	0.19%	0.845	0.61–1.15	.296
Deep venous thrombosis	1.23%	1.24%	0.987	0.876–1.113	.831
Pneumonia	0.74%	0.80%	0.917	0.788–1.067	.263
Pulmonary insufficiency	0.04%	0.03%	1.2	0.60–2.381	.601
Post-operative bleeding	0.67%	0.70%	0.951	0.810–1.117	.539
Cardiac complication	0.06%	0.09%	0.737	0.452–1.200	.218
Peripheral vascular  complication	0.06%	0.07%	0.781	0.463–1.318	.354
Urinary complication	0.04%	0.04%	1.118	0.581–2.151	.739
Intubation	0.20%	0.19%	1.024	0.759–1.381	.879
Transfusion of blood	2.00%	2.02%	0.986	0.897–1.084	.773
Peripheral vascular  ultrasound	0.21%	0.16%	1.32	0.965–1.805	.082
Chest computed  tomography	1.72%	1.18%	1.46	1.305–1.634	<.001