TABLE 2.
Demographics of nonadmitted patients, grouped by respiratory pathogen PCR resultsa
| Characteristic | Value for group |
|||
|---|---|---|---|---|
| Influenza virus detected | Non-influenza virus pathogen detected | No pathogen detected | Total | |
| Total no. (%) of patients included | 105 (100) | 109 (100) | 81 (100) | 295 (100) |
| No. (%) of patients of age (yr) at testing (NS) | ||||
| <40 | 24 (22.9) | 19 (17.4) | 13 (16) | 56 (19) |
| 40–59 | 27 (25.7) | 29 (26.6) | 26 (32.1) | 82 (27.8) |
| 60–79 | 42 (40) | 55 (50.5) | 34 (42) | 131 (44.4) |
| ≥80 | 12 (11.4) | 6 (5.5) | 8 (9.9) | 26 (8.8) |
| No. (%) of patients with order location (NS) | ||||
| ED | 55 (52.4) | 66 (60.6) | 45 (55.6) | 166 (56.3) |
| Outpatient | 29 (27.6) | 22 (20.2) | 20 (24.7) | 71 (24.1) |
| Treatment room | 21 (20) | 21 (19.3) | 16 (19.8) | 58 (19.7) |
| Mean TAT (h) (SD) | ||||
| Clinical (NS) | 3.2 (3.4) | 3.4 (5.9) | 3.1 (3.6) | 3.2 (4.5) |
| Intralaboratory (NS) | 2.1 (2.0) | 2.2 (4.5) | 1.8 (0.7) | 2.0 (3.0) |
| No. (%) of patients with influenza vaccine status (NS) | ||||
| Not reported | 48 (45.7) | 38 (34.9) | 29 (35.8) | 115 (39) |
| Yes | 57 (54.3) | 71 (65.1) | 52 (64.2) | 180 (61) |
| No. (%) of patients with underlying lung disease (NS) | ||||
| COPD | 12b (11.4) | 12 (11) | 16 (19.8) | 40 (13.6) |
| Asthma | 8 (7.6) | 9 (8.3) | 4 (4.9) | 21 (7.1) |
| Otherc | 1 (1) | 2 (1.8) | 4 (4.9) | 7 (2.4) |
| None | 84 (80) | 86 (78.9) | 57 (70.4) | 227 (76.9) |
| No. (%) of patients with immunosuppression status (NS) | ||||
| Yes | 7 (6.7) | 8 (7.3) | 6 (7.4) | 21 (7.1) |
| No | 98 (93.3) | 101 (92.7) | 75 (92.6) | 274 (92.9) |
a
Shown are demographics of all patients included for chart review. All categorical data were compared with a chi-squared test. TATs were compared via a Kruskal-Wallis test.
b
Two patients with both chronic obstructive pulmonary disease and lung cancer.
c
Other includes lung cancer and interstitial lung disease.