Phase                              Factors           Reference
Pre-operative Chemotherapy Parquin1996 [6]
  Radiation Parquin1996 [6]
  Alcohol abuse Licker2003 [7]
  Pulmonary fibrosis Chida2008 [8]
Intra-operative Pneumonectomy Licker2003 [7]
  Rt. pneumonectomy (as compared with lt.) Nohl-Oser1972 [9]
  Intraoperative fluid overload (> 2L) Parquin1996 [6]
  High tidal volume / pressure during OLV Jeon2009 [10]
  High insp. oxygen fraction Grocott2008 [11]
Post-operative Perioperative fluid balance (< 1.5L) Evans2012 [12]
  Remaining lung perfusion (<55%) Parquin1996 [6]
Table 1: Risk factors for lung injury after thoracic surgery.