Table 3 Predictors of OAC action within 14 days of emergency department discharge diagnosis of atrial fibrillation/flutter

Intercept

18.1 (12.8–23.4)

<.0001

Female (ref: male)

14.5 (7.5–21.6)

−3.6 (−5.4 to −1.9)

<.0001

Age, years (ref: < 64 yo)

 65–74

23.8 (16.3–31.2)

5.7 (3.5 to 7.8)

<.0001

 75–84

27.0 (19.0–35.1)

8.9 (6.2 to 11.7)

<.0001

 85 + 

14.3 (6.1–22.4)

−3.8 (−6.7 to −1.0)

0.01

Race/Ethnicity (ref: Non-Hispanic White)

 Black/African American

21.3 (11.6–31.0)

3.2 (3.2 to 7.6)

0.15

 Asian

21.1 (12.4–29.8)

3.0 (−0.4 to 6.4)

0.09

 Multi/Other/Unknown

18.8 (10.4–27.3)

0.7 (−2.5 to 3.9)

0.66

 Hispanic White

23.6 (14.6–32.6)

5.5 (1.8 to 9.2)

< 0.01

CHA₂DS₂ VASC (ref: Low 2–3)

 Moderate 4–5

22.6 (15.1–30.2)

4.5 (2.3 to 6.8)

<.0001

 High 6–9

17.1 (8.8–25.3)

−1.1 (−4.0 to 1.9)

0.49

Year of Visit (ref: 2010)

 2011

18.9 (10.5–27.2)

0.8 (−2.4 to 3.8)

0.64

 2012

17.7 (9.3–26.0)

−0.5 (−3.5 to 2.6)

0.77

 2013

20.0 (11.6–28.4)

1.9 (−1.2 to 5.0)

0.23

 2014

22.5 (13.9–31.2)

4.4 (1.0 to 7.8)

0.01

 2015

25.5 (16.9–34.1)

7.4 (4.1 to 10.7)

<.0001

 2016

31.3 (22.6–40.1)

13.2 (9.7 to 16.7)

<.0001

 2017

34.1 (15.2–43.1)

16.0 (12.3 to 19.7)

<.0001

Provider Race/Ethnicity (ref: Non-Hispanic White)

 Black/AA

22.4 (11.5–33.3)

4.3 (−1.3 to 9.9)

0.13

 Asian

22.6 (15.4–29.8)

4.5 (2.6 to 6.4)

<.0001

 Multi/Other/Unknown

19.5 (10.2–28.9)

1.4 (−2.6 to 5.5)

0.49

 Hispanic White

18.7 (9.7–27.8)

0.6 (−3.1 to 4.4)

0.74

ED Beds

 20 to < 30 (ref = < 20)

12.8 (4.6–21.0)

−5.3 (−8.3 to 2.4)

< 0.001

 30 to < 50

14.3 (6.3–22.2)

−3.8 (−6.5 to −1.2)

< 0.01

 50 + 

11.0 (2.2–19.7)

−7.1 (−10.6 to −3.7)

<.0001

Observation Unit Type

 Virtual Only (ref = none)

18.2 (9.1–27.3)

0.1 (−3.8 to 3.9)

0.98

 Non-Virtual

22.2 (12.8–31.5)

4.1 (0.0 to 8.1)

0.05