Impact of Resident Involvement on 30-Day Postoperative Outcomes in Orthopedic Shoulder Surgery

Table 3

Postoperative outcomes in 5,648 patients treated with shoulder surgery in 2010–2012, categorized by resident presence.

Outcome	Resident present				OR	CI	value
	No (3455 patients)		Yes (2193 patients)
	Value	%	Value	%
Medical complications
Acute renal failure	2	0.1	1	<0.01	1.10	0.10–12.33	0.939
Bleeding transfusion	120	3.5	132	6.0	1.71	1.32–2.21	<0.001
Cardiac arrest	5	0.1	0	0.0	0.00	0.00	0.986
CVA/Stroke	5	0.1	2	0.1	0.64	0.12–3.34	0.599
DVT/thrombophlebitis	17	0.5	9	0.4	0.77	0.34–1.75	0.534
Myocardial infarction	5	0.1	3	0.1	0.80	1.88–3.39	0.762
Peripheral nerve injury	4	0.1	6	0.3	2.44	0.68–8.70	0.169
Pneumonia	19	0.5	11	0.5	0.88	0.42–1.87	0.742
Progressive renal insufficiency	2	0.1	2	0.1	1.48	0.20–10.76	0.701
Pulmonary embolism	9	0.3	8	0.4	1.42	0.54–3.73	0.475
Sepsis	9	0.3	7	0.3	1.04	0.38–2.83	0.936
Septic shock	2	0.1	2	0.1	1.59	0.22–11.48	0.647
Unplanned intubation	9	0.3	2	0.1	0.36	0.08–1.68	0.194
Urinary tract infection	26	0.8	15	0.7	0.94	0.49–1.79	0.845
Ventilator >48 hrs	5	0.1	2	0.1	0.56	0.11–2.93	0.489
Surgical complications
Deep SSI	8	0.2	6	0.3	0.98	0.34–2.86	0.976
Organ/space SSI	11	0.3	5	0.2	0.68	0.23–1.97	0.478
Superficial SSI	10	0.3	9	0.4	1.37	0.55–3.41	0.493
Wound dehiscence	5	0.1	4	0.2	1.27	0.34–4.80	0.723
Wound occurrences	10	0.3	9	0.4	1.37	0.55–3.41	0.493
Other complications
Any readmission	28	1.4	30	2.1	1.44	0.85–2.44	0.172
In hospital >30 days	3	0.2	0	0	0.00	0.00	0.988
Return to OR	49	1.4	28	1.3	0.83	0.51–1.32	0.426
Unplanned readmission	26	1.3	26	1.8	1.32	0.76–2.30	0.324
Unplanned reoperation	10	0.5	8	0.6	1.07	0.42–2.73	0.895

CVA = cerebrovascular attack, DVT = deep vein thrombosis, SSI = surgical site infection. Denotes significant difference between cohorts ().