Table 2:

Characteristics of MIMIC III Patients by Atrial Fibrillation Status

	Nurse charted AF plus ICD coded AF (n = 835)	Only Nurse charted AF (n = 227)
Age, mean (SD)	72.6 (11.3)	69.1 (13.0)
Male sex, n (%)	55.8%	58.1%
Race
White	73.8%	73.1%
Black	7.9%	7.9%
Latino	1.8%	3.1%
Asian	3.0%	3.1%
Other	13.5%	12.8%
Discharge location
Home	21.6%	34.4%
SNF	20.6%	17.2%
Transfer	2.8%	2.2%
Long term facility	12.7%	7.0%
Hospice	1.3%	1.3%
Expired	22.5%	20.7%
Other	18.6%	17.2%
Length of stay in days, mean (SD)	16.1 (13.4)	13.0 (12.0)
Hypertension	51.0%	46.3%
CHF	63.4%	59.0%
Diabetes	38.3%	45.8%
Ischemic stroke	6.3%	7.5%
Electrical cardioversion	4.9%	0.4%
CABG	11.5%	7.5%
Intubation	42.3%	43.3%
Echocardiogram	16.6%	15.9%
Pulmonary artery catheterization	7.3%	6.2%
Cardiac catheterization	20.1%	22.0%
Warfarin	49.9%	42.7%
Digoxin	30.4%	14.1%
Beta blocker	88.6%	84.6%
Calcium channel blocker	47.8%	22.5%
Antiarrhythmic	49.5%	32.2%
Other anticoagulants	92.6%	86.3%
Vasopressors	71.6%	56.4%
Heart rate, bpm, mean (SD)	91.0 (20.8)	82.0 (17.7)
Mean arterial pressure, mmHg, mean (SD)	80.2 (47.5)	80.9 (30.7)
Systolic blood pressure, mmHg, mean (SD)	118.7 (25.6)	127.1 (29.3)
Diastolic blood pressure, mmHg, mean (SD)	57.4 (16.2)	57.6 (16.3)
Creatinine, ng/dl, mean (SD)	1.9 (1.7)	2.0 (1.7)
Troponin, ng/ml, mean (SD)	0.4 (1.8)	0.4 (1.1)
Hemoglobin, g/dl, mean (SD)	11.3 (2.3)	11.4 (2.1)
NT-proBNP, pg/ml, mean (SD)	11153.2 (11270.1)	9351.7 (11592.8)