| All Patients | Admitted | Discharged | P Value | Infectious Source | Non-Infectious Source | P Value | |||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Number (% of enrolled) | N =50 | N =32 (64) | N =Â 18 (36) | Â | N = 30 (60) | N =20 (40) | Â | |||||
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 |