Table 4.

Data summary for observed versus non-observed quarters 2 and 3 of 2015

Variable	Observed (N=2,740)	Non Observed (n=429)	P-value
Procedure Type			<0.001
C-section	259 (9.5%)	154 (35.9%)
General surgery	428 (15.6%)	50 (11.7%)
Neurosurgery	297 (10.8%)	19 (4.4%)
Orthopedics	548 (20.0%)	60 (14.0%)
Other Surgery	1,208 (44.1%)	146 (34.0%)
Pediatrics	807 (29.5%)	47 (11.0%)	<0.001
Emergency	237 (8.6%)	224 (52.2%)	<0.001
Trauma	303 (11.1%)	67 (15.6%)	0.008
Surgery Time			<0.001
Day	2,495 (91.1%)	132 (30.8%)
Night	96 (3.5%)	124 (28.9%)
Weekend	30 (1.1%)	173 (40.3%)
24-hour mortality	9 (0.33%)	0 (0%)	0.24
48-hour mortality	12 (0.44%)	1 (0.23%)	0.54
7-day mortality	16 (0.58%)	1 (0.23%)	0.35

Data presented as absolute number with percent (%) of total cases in parentheses.