Table 1: The characteristics of the patients included in the analysis.
| 
 | Bacteremia negative (N = 35) | Bacteremia Positive (N = 75) | Measure of association/ differences P-value | 
| Gender | 
 | 
 | 0.462** | 
| Female | 11 (31.43%) | 29 (38.67%) | 
 | 
| Male | 24 (68.57%) | 46 (61.33%) | 
 | 
| Age (in years) | 3.70 (± 2.43) | 4.24 (± 3.09) | 0.3561** | 
| Weight (in kilograms) | 15.89 (± 6.36) | 16.80 (± 7.60) | 0.5415** | 
| Short bowel syndrome | 
 | 
 | 0.094* | 
| No | 3 (8.57%) | 1 (1.33%) | 
 | 
| Yes | 32 (91.43%) | 74 (98.67%) | 
 | 
| Intestinal obstruction/pseudo obstruction | 
 | 
 | 0.537* | 
| No | 34 (97.14%) | 74 (98.67%) | 
 | 
| Yes | 1 (2.86%) | 1(1.33%) | 
 | 
| Other GI diagnosis | 
 | 
 | 0.237* | 
| No | 33 (94.29%) | 74 (98.67%) | 
 | 
| Yes | 2 (5.71%) | 1 (1.33%) | 
 | 
| History of prematurity | 
 | 
 | 0.189^ | 
| No | 11 (31.43%) | 15 (20%) | 
 | 
| Yes | 24 (68.57%) | 60 (80%) | 
 | 
| Type of central line | 
 | 
 | 0.380* | 
| PICC | 3 (8.57%) | 3 (4%) | 
 | 
| BroviacÒ | 32 (91.43%) | 72 (96%) | 
 | 
| Number of CVC lumens | 
 | 
 | NA | 
| 1 | 35 (100%) | 74 (98.67%) | 
 | 
| 2 | 0 (0%) | 1 (1.33%) | 
 | 
| TPN administered through central line | 
 | 
 | 0.537* | 
| No | 1 (2.86%) | 1 (1.33%) | 
 | 
| Yes | 34 (97.14%) | 74 (98.57%) | 
 | 
| Additional enteral nutrition | 
 | 
 | 0.999* | 
| No | 1 (2.86%) | 3 (4.00%) | 
 | 
| Yes | 34 (97.14%) | 72 (96%) | 
 | 
| G-tube or GJ tube present? | 
 | 
 | 0.873^ | 
| No | 7 (20%) | 16 (21.33%) | 
 | 
| Yes | 28 (80%) | 59 (78.67%) | 
 | 
| Any prior bacteremia | 
 | 
 | 0.999* | 
| No | 2 (5.71%) | 6 (8%) | 
 | 
| Yes | 33 (94.29%) | 69 (92%) | 
 | 
| Fever measured prior to arrival | 
 | 
 | 0.267* | 
| No | 1 (2.86%) | 8 (10.67%) | 
 | 
| Yes | 34 (97.14%) | 67 (89.33%) | 
 | 
| Height of fever at home | 101.45 (± 0.93) | 101.86 (± 1.06) | 0.0642** | 
| Presence of upper respiratory symptoms | 
 | 
 | 0.665^ | 
| No | 19 (54.29%) | 44 (58.67%) | 
 | 
| Yes | 16 (45.71%) | 31 (41.33%) | 
 | 
| Triage/Initial temperature (Co) | 37.96 (± 0.98) | 38.17 (± 1.04) | 0.3107** | 
| Triage/Initial heart rate | 147 (± 25.26) | 152.28 (± 25.87) | 0.3175** | 
| Triage/Initial respiratory rate | 27.08 (± 5.30) | 29.55 (± 9.71) | 0.1634** | 
| Triage/Initial systolic blood pressure | 110.81 (± 11.52) | 111.82 (± 17.42) | 0.7684** | 
| Triage/Initial diastolic blood pressure | 68.48 (± 11.60) | 66.39 (± 11.77) | 0.4146** | 
| Triage/Initial pulse oximetry | 98.8 (± 1.35) | 98.34 (± 2.94) | 0.3777** | 
| Total white blood cell count | 7.3 (3.96 - 10.76) | 6.66 (4.69 - 10.8) | 0.613~ | 
| Total absolute neutrophil count | 4.09 (2.44 - 6.97) | 4.98 (2.9 - 7.35) | 0.320~ | 
| CRP | 3.9 (2 - 6.1) | 4.3 (2.9 - 6.6) | 
 | 
| Urine dip and/or micro obtained | 
 | 
 | 0.551^ | 
| No | 17 (48.57%) | 41 (54.67%) | 
 | 
| Yes | 18 (51.43%) | 34 (45.33%) | 
 | 
| Urine leukocyte esterase | 
 | 
 | 0.155^ | 
| Negative | 15 (42.86%) | 28 (37.33%) | 
 | 
| Trace | 0 (0%) | 3 (4%) | 
 | 
| Small | 0 (0%) | 2 (2.67%) | 
 | 
| Moderate | - | - | 
 | 
| Large | - | - | 
 | 
| Unknown | 3 (8.57%) | 1 (1.33%) | 
 | 
| Urine nitrite | 
 | 
 | 0.178* | 
| Negative | 15 (42.86%) | 32 (42.67%) | 
 | 
| Positive | 0 (0%) | 1 (1.33%) | 
 | 
| Unknown | 3 (8.57%) | 1 (1.33%) | 
 | 
| Urine microscopy count | 
 | 
 | 0.074* | 
| 0-3 | 5 (14.29%) | 8 (10.67%) | 
 | 
| 3-5 | 0 (0%) | 2 (2.67%) | 
 | 
| 5-10 | 3 (8.57%) | 0 (0%) | 
 | 
| No micro obtained | 10 (28.57%) | 24 (32%) | 
 | 
| Total fluid bolus given in ED (milliliters) | 340 (0 - 624) | 475 (80-800) | 0.312~ | 
| Total fluid bolus/weight (kg) | 20.08 (0 - 40.12) | 29.20 (18.74 - 57.06) | 0.137~ | 
| Total fluid bolus/weight (kg) category | 
 | 
 | 
 | 
| 0 - 20 | 17 (48.57%) | 29 (38.67%) | 0.068* | 
| > 20 - 40 | 9 (25.71%) | 22 (29.33%) | 
 | 
| > 40 - 60 | 7 (20%) | 7 (9.33%) | 
 | 
| > 60 | 2 (5.71%) | 17 (22.67%) | 
 | 
| Disposition | 
 | 
 | 0.305* | 
| Admit to floor | 35 (100%) | 71 (94.67%) | 
 | 
| Admit to NICU or PICU | 0 (0%) | 4 (5.33%) | 
 | 
| Reason for ICU admission | 
 | 
 | NA | 
| Vasoactive meds needed | 0 (0%) | 3 (4%) | 
 | 
| Other | 0 (0%) | 1 (1.33%) | 
 | 
| Discharge temp (Co) | 37.17 (± 0.77) | 37.17 (± 0.69) | 0.9585** | 
| Discharge heart rate | 126.09 (± 20.02) | 129.05 (± 21.34) | 0.4901** | 
| Discharge respiratory rate | 25.89 (± 5.41) | 27.75 (± 8.04) | 0.2166** | 
| Discharge systolic blood pressure | 103.20 (± 9.36) | 101.14 (± 12.85) | 0.3978** | 
| Discharge diastolic blood pressure | 66.83 (± 11.97) | 61.86 (± 13.59) | 0.0675** | 
| Discharge pulse oximetry | 99.06 (± 1.20) | 98.30 (± 5.53) | 0.4396** | 
| Urine culture obtained | 
 | 
 | 0.491^ | 
| No | 20 (57.14%) | 48 (64%) | 
 | 
| Yes | 15 (42.86%) | 27 (36%) | 
 | 
| Platelets | 186 (117 - 262) | 146 (99 - 196) | 0.043~ | 
^: Statistical difference is based on Chi-Square test.
**: The difference in mean between two groups is based on two sample t-test.
~: The difference in median between two groups is based on quantile regression model.
*: Statistical differences are based on Fisher’s exact test.