Table 3.
Numbers and Rates of Healthcare-Associated Viral Respiratory Infections (per 1000 Patient-Days) According to Virus and Hospital Unit
| Virus or Hospital Unit |
CCMC | MCH | |||
|---|---|---|---|---|---|
| na | Rate (95% CI) | n | Rate (95% CI) | Overall Rate (95% CI) | |
| Respiratory virus | 1 | ||||
| Adenovirus | 7 | 0.05 (0.01–0.09) | 20 | 0.18 (0.10–0.26) | 0.11 (0.07–0.15) |
| hMPV | 7 | 0.05 (0.01–0.09) | 9 | 0.08 (0.03–0.13) | 0.06 (0.04–0.10) |
| Influenza A/B | 7 | 0.05 (0.01–0.09) | 12 | 0.11 (0.05–0.17) | 0.08 (0.05–0.12) |
| PIV | 23 | 0.16 (0.10–0.23) | 38 | 0.34 (0.23–0.45) | 0.24 (0.19–0.31) |
| RSV | 17 | 0.12 (0.06–0.18) | 28 | 0.25 (0.16–0.35) | 0.18 (0.13–0.24) |
| Rhinovirusb | 51 | 0.49 (0.35–0.62) | 104 | 0.94 (0.76–1.12) | 0.72 (0.61–0.83) |
| Coronavirus | NA | — | 15 | 0.14 (0.07–0.20) | — |
| Syndromic | NA | — | 11 | 0.10 (0.04–0.16) | — |
| Unit | |||||
| PICU | 20 | 1.47 (1.00–2.09) | 17 | 1.67 (0.97–2.68) | 1.54 (1.13–2.04) |
| NICU | 5 | 0.23 (0.12–0.42) | 31 | 1.37 (0.93–1.95) | 0.60 (0.44–0.82) |
| Med/Surg | 33 | 0.69 (0.49–0.95) | 152 | 2.22 (1.88–2.61) | 1.55 (1.34–1.79) |
| H/Onc | 28 | 1.84 (1.27–2.59) | 11 | 1.17 (0.59–2.10) | 1.61 (1.17–2.16) |
| Total | 112 | 0.80 (0.66–0.97) | 211 | 1.91 (1.66–2.19) | 1.29 (1.15–1.44) |
Abbreviations: CCMC, Cohen Children’s Medical Center; CI, confidence interval; hMPV, human metapneumovirus; MCH, Montreal Children’s Hospital; NA, not applicable; NICU, neonatal intensive care unit; PICU, pediatric intensive care unit; PIV, parainfluenza virus; RSV, respiratory syncytial virus; Med/Surg, medical/surgical; H/Onc, hematology/oncology.
aNumber of episodes during 36-month study period.
bRhinovirus was detected in the last 3 months of the first year at the CCMC; the denominator used was 105 043 patient-days.