. Author manuscript; available in PMC: 2017 May 1.

Published in final edited form as: Int J Cardiol. 2016 Feb 17;210:164–172. doi: 10.1016/j.ijcard.2016.02.087

Table 3.

Weekend Admission’s association with Acute Coronary Syndrome Patient’s Procedural Usage and Length of Stay

	Weekday	Weekend	Unadjusted OR	Adjusted OR
Cardiac procedure as the 1^st procedure, after admission^*
STEMI	46.47%	47.62%	1.05 (1.04–1.05) ^†	0.97 (0.96–0.98) ^†
NSTE-ACS	37.03%	30.32%	0.74 (0.74–0.75) ^†	0.753 (0.750–0.756) ^†
Any procedure on 1^st Day of Admission
STEMI	92.66%	88.32%	0.60 (0.59–0.61) ^†	0.58 (0.58–0.59) ^†
NSTE-ACS	86.23%	73.46%	0.44 (0.44–0.45) ^†	0.42 (0.42–0.42) ^†
Length of Stay>3 days
STEMI	44.31%	49.92%	1.25 (1.24–1.26) ^†	1.24 (1.22–1.25) ^†
NSTE-ACS	33.48%	44.35%	1.58 (1.58–1.59) ^†	1.45 (1.44–1.46) ^†
Length of Stay> 3 days in survivors
STEMI	46.24%	52.93%	1.31 (1.30–1.32) ^†	1.30 (1.29–1.32) ^†
NSTE-ACS	33.44%	44.89%	1.62 (1.62–1.63) ^†	1.49 (1.48–1.50) ^†

Adjusted for Age, Sex, Race, Year of admission, Elixhauser comorbidities, Primary Payer, Hospital Location, Hospital Teaching Status, Hospital Bed-size, and Total Hospital Admissions

Includes percutaneous coronary intervention, coronary artery bypass graft, and angiography.

^†

p<0.05

Note. Odds Ratio, OR; ST-elevation myocardial infarction, STEMI; Non- ST-elevation Acute Coronary Syndrome, NSTE-ACS.