Volume 21, Number 8—August 2015
Research
Hospital Resource Utilization and Patient Outcomes Associated with Respiratory Viral Testing in Hospitalized Patients
Sunita Mulpuru
, Shawn D. Aaron, Paul E. Ronksley, Nadine Lawrence, and Alan J. Forster
, Shawn D. Aaron, Paul E. Ronksley, Nadine Lawrence, and Alan J. Forster
Table 1
Baseline characteristics of hospitalized adults admitted with respiratory symptoms, Ottawa, Ontario, Canada, 2004–2012*
| Variable | Without NP swab samples, n = 21,845 | With NP swab samples, n = 2,722 | Total, n = 24,567 | p value |
|---|---|---|---|---|
| Age at admission, mean ± SD | 67.7 ± 17.14 | 65.99 ± 18.31 | 67.48 ± 17.28 | <0.001 |
| Female sex, no. (%) | 10,891 (49.9) | 1,420 (52.2%) | 12,311 (50.15) | 0.023 |
| Admitted during influenza season, no. (%) | 12,958 (59.3) | 2,221 (81.6%) | 15,179 (61.8) | <0.001 |
| Baseline risk of death, mean ± SD | 0.14 ± 0.15 | 0.14 ± 0.14 | 0.14 ± 0.15 | 0.65 |
| Elixhauser score quartiles | <0.001 | |||
| 0 | 5,636 (25.8) | 981 (36.0) | 6.617 (26.9) | |
| 1 | 5,877 (26.95) | 762 (28.0) | 6,639 (27.0) | |
| 2 | 5,200 (23.8) | 558 (20.55) | 5,758 (23.4) | |
| 3 | 5,132 (23.5) | 421 (15.5) | 5,553 (22.6) |
*NP, nasopharyngeal.
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