Table 1.
Demographic and clinical information by RSV status
| RSV Positive (N=334) | RSV Negative (N=271) | RSV Equivocal/Not Done (N=35) | |
|---|---|---|---|
| Mean age, months (Median, IQR) | 5.3 (4.4, 5.6) | 6.5 (5.0, 6.7) | 7.4 (7.0, 7.8) |
| Male (%) | 193 (57.8) | 163 (60.2) | 15(42.9) |
| Premature, (%) (<37 wks gestation) | 62 (18.6) | 52(19.2) | 5 (14.3) |
| Admission rate, (%) | 167 (50.0) | 80(30.0) | 7 (20.0) |
| Median respiratory rate | 45 | 43 | 42 |
| Days ill before ED visit Mean (Median, IQR) | 4.8 (3, 3) | 4.1 (3, 3) | 6.0 (3, 6) |
| Temp, (°C) | 37.8 | 37.7 | 37.9 |
| Mean Pulse oximetry, (%) | 97 | 97 | 98 |
| Febrile, (%) | |||
| 38.0°C-39.0°C (%) | 78/334 (23.4) | 46/271 (17.0) | 7/35 (20.0) |
| 39.0°C-40.0°C (%) | 24/324 (7.4) | 24/271 (8.9) | 3/35 (8.6) |
| >40°C, (%) | 13/334 (3.9) | 9/271 (3.3) | 2/35 (5.7) |
| Normal Hydration, % | 287/327 (87.8) | 232/265 (87.6) | 32/33 (97.0) |
| 5% Dehydrated, (%) | 27/327 (8.3) | 27/265 (10.2) | 1/33 (3.0) |
| 10% Dehydrated, (%) | 12/327 (3.7) | 6/265 (2.3) | 0/33 (0.0) |
| 15% Dehydrated, (%) | 1/327 (0.3) | 0/265 (0.0) | 0/33 (0.0) |
| Retraction Severity | |||
| None | 24 (7.8) | 17 (6.8) | 4 (13.3) |
| Mild | 148 (48.2) | 129 (51.2) | 14 (46.7) |
| Moderate | 120 (39.1) | 94 (37.3) | 12 (40.0) |
| Severe | 15 (4.9) | 12 (4.8) | 0 (0.0) |
| Community antibiotic use | 34/328 (10.5) | 31/266 (11.8) | 6/35 (17.1) |
| Steroid use (%) | 15/334 (4.5) | 10/271 (3.7) | 2/35 (5.7) |
RSV, Respiratory Syncytial Virus; IQR, interquartile range; ED, emergency department.