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. 2016 Feb 8;5(2):e002984. doi: 10.1161/JAHA.115.002984

Table 3.

Thirty‐Day Patient Outcomes Before (Preintervention) and After (Intervention) Initiation of an EDOU Algorithm for Managing Atrial Fibrillation

Outcome Preintervention (n=627) Intervention (n=563) P Value
Duration of hospitalization, median (IQR), d (n=548) 2 (1–4) 2 (1–4) 0.66
Outpatient follow‐up, n (%) 491 (78) 448 (80) 0.59
Return ED visit
No. of patients (%) 116 (19) 95 (17) 0.48
No. of ED visits, No. of patients (%) (n=211)a 0.85
1 94 (81) 78 (82)
2 17 (15) 13 (14)
3 4 (3) 3 (3)
4 1 (1) 1 (1)
Hospital admission
No. of patients (%) 114 (18) 87 (15) 0.22
No. of hospital admissions, n (%) (n=201)b 0.53
1 99 (87) 78 (90)
2 14 (12) 9 (10)
3 1 (1) 0 (0)
Adverse events, n (%) (n=23)c 0.95
No. of patients (%) 12 (2) 11 (2)
Death 8 (37) 5 (45)
Cardiac arrest with return of spontaneous circulation 0 (0) 1 (9)
Acute coronary syndrome 1 (8) 1 (9)
Cerebrovascular accident 1 (8) 1 (9)
Bleeding 2 (17) 3 (27)

ED indicates emergency department; EDOU, emergency department observation unit.

a

Preintervention group, n=115; intervention group, n=93.

b

Preintervention group, n=113; intervention group, n=79.

c

Preintervention group, n=12; intervention group, n=11.