Table 1. Five-year survival and prognostic factors after lung metastasectomy—important studies.
| Primary tumor | Period (years) | Total no. of patients (no. with R0) | 5-year survival (R0) % | Prognostic factors |
| Colorectal carcinoma | ||||
| Watanabe 2009 (e39) | 1992–2004 | 122 | 67.8 | Serum CEA, lymph node involvement |
| Riquet 2010 (e40) | 1985–2007 | 127 | 35.1 before 2000 63.5 after 2000 | Radicality, treatment period |
| Welter 2007 (e41) | 1993–2003 | (169) | (39.1) | Number, lymph node involvement, disease-free interval |
| Renal cell carcinoma | ||||
| Meimarakis 2011 (e42) | 1986–2006 | 202 (175) | 39 (45) | Radicality, size, thoracic and primary lymph node involvement, disease-free interval, pleural infiltration |
| Kanzaki 2011 (e43) | 1973–2008 | 48 | 47 | Radicality, disease-free interval |
| Kawashima 2011 (e44) | 1998–2008 | 25 | 35.5 | Radicality |
R0, resection status 0; CEA, carcinoembryonic antigen