Table 4 Associations between laboratory findings, clinical outcomes, pneumonia and presence of a virus in hospital episodes with respiratory symptoms
From: Respiratory tract virus infections in the elderly with pneumonia
|  | Pneumonia+/virus+ (1) | Pneumonia+/virus- (2) | Pneumonia−/virus+ (3) | Pneumonia−/virus- (4) | P (1vs2) | P (1vs3) | P (3vs4) | P (1vs4) |
|---|---|---|---|---|---|---|---|---|
WBC over 15 | 7 (21%) | 22 (29%) | 8 (7.5%) | 30 (19%) | 0.4 | 0.03 | 0.01 | 0.8 |
CRP over 100 | 24 (71%) | 47 (60%) | 40 (37%) | 80 (49%) | 0.3 | 0.001 | 0.06 | 0.02 |
Had a revisit | 11 (32%) | 26 (33%) | 32 (30%) | 67 (41%) | 0.9 | 0.8 | 0.06 | 0.3 |
Over 13 nights at ward | 11 (32%) | 23 (29%) | 28 (26%) | 59 (36%) | 0.8 | 0.5 | 0.08 | 0.7 |
Death at ward | 1 (2.9%) | 10 (13%) | 7 (6.5%) | 11 (6.8%) | 0.1 | 0.4 | 0.9 | 0.4 |