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. Author manuscript; available in PMC: 2012 May 1.
Published in final edited form as: J Hosp Med. 2011 Mar 3;6(5):256–263. doi: 10.1002/jhm.872

Table 4.

Multivariable analysis of the association between initial pleural fluid drainage procedure and outcomes for children with complicated pneumonia while excluding those with underlying chronic comorbid conditions.

Adjusted OR (95% CI)a P-value

Additional Pleural Drainage Procedure
 Chest tube without fibrinolysis 1.80 (1.05–3.10) 0.033
 Chest tube with fibrinolysis 2.29 (1.43–3.68) <0.001
 Thoracotomy 2.74 (1.72–4.37) <0.001
 VATS Reference
Readmission within 14 days
 Chest tube without fibrinolysis 0.60 (0.33–1.06) 0.080
 Chest tube with fibrinolysis 0.35 (0.15–0.82) 0.016
 Thoracotomy 0.72 (0.43–1.22) 0.220
 VATS Reference
Adjusted Mean (95% CI)a P-value

Total LOS (days)
 Chest tube without fibrinolysis 7.7 (7.6, 7.9) 0.321
 Chest tube with fibrinolysis 7.8 (7.6, 8) 0.879
 Thoracotomy 7.7 (7.5, 7.9) 0.346
 VATS 7.8 (7.6, 8) Reference
Post-Initial Procedure LOS (days)
 Chest tube without fibrinolysis 6.7 (6.5, 6.9) 0.496
 Chest tube with fibrinolysis 6.9 (6.6, 7.1) 0.377
 Thoracotomy 6.7 (6.5, 6.9) 0.632
 VATS 6.7 (6.5, 7) Reference
Total Cost, Index Hospitalization ($)
 Chest tube without fibrinolysis 20282 (19454, 21146) 0.010
 Chest tube with fibrinolysis 21021 (20125, 21958) 0.790
 Thoracotomy 20889 (20018, 21799) 0.503
 VATS 21133 (20224, 22084 Reference
Total Cost, Episode of Illness ($)
 Chest tube without fibrinolysis 20423 (19587–21294) 0.004
 Chest tube with fibrinolysis 21188 (20282–22135) 0.316
 Thoracotomy 21007 (20128–21924) 0.277
 VATS 21414 (20488–22382) Reference
a

All models adjusted for age, sex, race, month of admission, primary payer, radiologic imaging performed, empiric antibiotic therapy, concurrent diagnosis of influenza or hemolytic uremic syndrome, timing of primary pleural fluid drainage procedure, and receipt of corticosteroids and requirement for mechanical ventilation, blood product transfusions, vasoactive infusions, intensive care unit hospitalization, extracorporeal membranous oxygenation, and arterial blood gas measurements within the first two days of hospitalization and clustered on hospital.

Abbreviations: OR, odds ratio; VATS, video-assisted thoracoscopic surgery