Table 4. 30-day outcome measures and complication rates after matching .

	65-79 years old		80+ years old		p
	[n = 1,434]		[n = 1,434]
Return to OR	19	1.30%	22	1.50%	0.637
Readmission	47	3.30%	68	4.70%	0.046
Reoperation	19	1.30%	22	1.50%	0.637
Non-home discharge	135	9.40%	389	27.10%	<0.001
Mortality	1	0.10%	6	0.40%	0.125
Surgical Complications
Overall	36	2.50%	63	4.40%	0.006
Superficial surgical site infection	2	0.10%	1	0.10%	>0.999
Deep surgical site infection	3	0.20%	1	0.10%	0.625
Dehiscence	0	0.00%	0	0.00%	–
Bleeding	31	2.20%	62	4.30%	0.001
Medical Complications
Overall	34	2.40%	53	3.70%	0.039
Wound infection	0	0.00%	0	0.00%	–
Pneumonia	8	0.60%	13	0.90%	0.273
Reintubation	4	0.30%	7	0.50%	0.548
Failure to wean intubation	2	0.10%	6	0.40%	0.288
Pulmonary embolism	3	0.20%	9	0.60%	0.145
Renal insufficiency	1	0.10%	2	0.10%	>0.999
Renal failure	0	0.00%	2	0.10%	0.5
Urinary tract infection	10	0.70%	20	1.40%	0.066
Cerebrovascular accident	1	0.10%	3	0.20%	0.625
Cardiac arrest	0	0.00%	3	0.20%	0.25
Myocardial infarction	6	0.40%	5	0.30%	0.763
Deep venous thromboembolism	2	0.10%	8	0.60%	0.109
Systemic sepsis	4	0.30%	4	0.30%	>0.999
Septic shock	1	0.10%	3	0.20%	0.625