|
Patients with Arrhythmia |
Patients without Arrhythmia |
Overall |
p-value |
Primary admission |
71285 (3.01%) |
2299466 |
2370751 |
|
Patient level variables |
|
|
|
|
Age |
|
|
|
<.0001 |
18-49 |
30.42 |
62.2 |
61.24 |
|
50-64 |
49.25 |
33.38 |
33.85 |
|
65-79 |
18.47 |
4.21 |
4.64 |
|
≥ 80 |
1.87 |
0.22 |
0.27 |
|
Gender |
|
|
|
<.0001 |
Male |
76.42 |
65.73 |
66.05 |
|
Female |
23.58 |
34.27 |
33.95 |
|
Deyo/Charlson Score |
|
|
|
<.0001 |
<2 |
18.36 |
27.58 |
27.3 |
|
>=2 |
81.64 |
72.42 |
72.7 |
|
Hospital course |
|
|
|
|
Use of Vasopressor |
1.3 |
0.24 |
0.28 |
<.0001 |
Cardiac Catheterization |
7.17 |
1.54 |
1.71 |
<.0001 |
Endotracheal Intubation |
12.74 |
3.7 |
3.97 |
<.0001 |
CPR |
3.4 |
0.41 |
0.5 |
<.0001 |
Cardiogenic shock |
1.9 |
0.12 |
0.17 |
<.0001 |
Cardiac Arrest |
4.09 |
0.42 |
0.53 |
<.0001 |
Median household income category for patient’s zip code |
|
|
|
<.0001 |
1. 0-25th percentile |
44.85 |
49.39 |
49.25 |
|
2. 26-50th percentile |
22.9 |
23.05 |
23.05 |
|
3. 51-75th percentile |
19.16 |
17.03 |
17.09 |
|
4. 76-100th percentile |
13.09 |
10.54 |
10.61 |
|
Primary Payer |
|
|
|
<.0001 |
Medicare / Medicaid |
74.72 |
70.13 |
70.27 |
|
Private including HMO |
17.36 |
15.7 |
15.75 |
|
Self-pay/no charge/other |
7.8 |
13.95 |
13.76 |
|
Missing |
0.12 |
0.22 |
0.22 |
|
Admission type |
|
|
|
<.0001 |
Non-elective |
90.77 |
88.28 |
88.36 |
|
Elective |
9.23 |
11.72 |
11.64 |
|
Admission day |
|
|
|
<.0001 |
Weekdays |
78.14 |
78.85 |
78.83 |
|
Weekend |
21.86 |
21.15 |
21.17 |
|
Hospital characteristics |
|
|
|
|
Hospital bed size |
|
|
|
<.0001 |
Small |
8.64 |
9.38 |
9.36 |
|
Medium |
24.47 |
24.3 |
24.31 |
|
Large |
66.89 |
66.32 |
66.34 |
|
Hospital teaching status |
|
|
|
<.0001 |
Non-teaching |
30.75 |
29.33 |
29.38 |
|
Teaching |
69.25 |
70.67 |
70.62 |
|
Discharge |
|
|
|
<.0001 |
Home |
68.33 |
78.78 |
78.46 |
|
Facility |
19.04 |
12.76 |
12.95 |
|
In hospital Mortality |
9.6 |
2.84 |
3.04 |
<.0001 |
Length of Stay during index admission in days (Median, IQR) |
5(3-10) |
4 (2-7) |
4 (2-7) |
<.0001 |
Cost of care (Median, IQR) |
12210 (6248-26167) |
7577 (4401-14083) |
7665 (4435-14336) |
<.0001 |