| |
All Patients
|
Admitted
|
Discharged
|
P Value
|
Infectious Source
|
Non-Infectious Source
|
P Value
|
|---|
|
Number (% of enrolled)
|
N =50
|
N =32 (64)
|
N = 18 (36)
| |
N = 30 (60)
|
N =20 (40)
| |
|
Initial Triage Vitals
|
|
Temperature, F
|
100.4
|
± 1.9
|
100.1
|
± 1.9
|
100.9
|
± 1.9
|
0.147
|
100.3
|
± 1.9
|
100.5
|
± 2.0
|
0.646
|
|
Heart rate, per min
|
118.5
|
± 15.4
|
120.9
|
± 15.3
|
114.2
|
± 15.0
|
0.140
|
120.5
|
± 16.0
|
115.4
|
± 14.2
|
0.254
|
|
SBP, mmHg
|
135.0
|
± 25.1
|
136.9
|
± 27.9
|
131.6
|
± 19.3
|
0.472
|
132.4
|
± 27.6
|
138.9
|
± 20.8
|
0.375
|
|
DBP, mmHg
|
78.3
|
± 11.5
|
79.2
|
± 13.0
|
76.9
|
± 8.2
|
0.509
|
76.7
|
± 10.8
|
80.8
|
± 12.3
|
0.220
|
|
Respiratory Rate, per min
|
21.2
|
± 4.4
|
22.3
|
± 4.6
|
19.2
|
± 3.1
|
0.012
|
21.6
|
± 4.5
|
20.6
|
± 4.2
|
0.397
|
|
Laboratory Values
|
|
WBC, x 109/L
|
11.6
|
± 8.1
|
12.2
|
± 9.5
|
10.3
|
± 3.6
|
0.462
|
12.5
|
± 9.7
|
10.2
|
± 4.3
|
0.344
|
|
Hgb, g/dl
|
12.6
|
± 1.8
|
12.4
|
± 2.0
|
13.0
|
± 1.5
|
0.322
|
12.2
|
± 2.1
|
13.3
|
± 1.1
|
0.065
|
|
Creatinine, mg/dL
|
1.26
|
± 1.1
|
1.26
|
± 0.9
|
1.26
|
± 1.5
|
0.981
|
1.28
|
± 1.0
|
1.24
|
± 1.4
|
0.913
|
|
Lactate, mmol/L (37 pts)
|
1.48
|
± 0.8
|
1.68
|
± 0.8
|
0.93
|
± 0.3
|
0.010
|
1.69
|
± 0.9
|
1.02
|
± 0.4
|
0.014
|
|
Other Characteristics
|
|
ED length of stay, hours
|
8.63
|
± 7.85
|
10.32
|
± 9.13
|
5.62
|
± 3.31
|
0.041
|
10.16
|
± 9.23
|
6.33
|
± 4.44
|
0.091
|
|
Hospital length of stay, days
|
N/A
|
N/A
|
5.71
|
± 5.94
|
N/A
|
N/A
|
N/A
|
5.42
|
± 5.10
|
7.28
|
± 10.05
|
0.530
|
|
ICU, (%)
|
3
|
(6)
|
3
|
(9)
|
N/A
|
N/A
|
N/A
|
2
|
(7)
|
1
|
(5)
|
0.808
|
|
Mortality, (%)
|
2
|
(4)
|
2
|
(6)
|
0
|
(0)
|
0.279
|
2
|
(7)
|
0
|
(0)
|
0.239
|
- Data are presented as mean ± standard deviation, or count (percentage). SBP indicates systolic blood pressure; DBP, diastolic blood pressure; WBC, white blood cell count;
- ICU intensive care unit. ICU stay was recorded within current admission. Mortality was recorded up to 30 days after enrollment
