Table 4. Patients' prognosis.

Prognosis	Report, (n)	Mean±SD	Range	Median	Reference
Postoperative comorbidity (%)	8	33.2±13.2	17-52.6	30.8	[5,10,12,14,16,17,23,27]
Operative mortality (%)	10	9.3±6.7	0-22	7.9	[5,6,10,12,14,16,17,22,23,26]
1-year survival (%)	6	63.5±11.8	46-80	63	[9,11,16,22,26,27]
3-years survival (%)	6	33.1±12.1	31-53	33	[9,11,16,22,26,27]
5-years survival (%)	13	30.5± 11.5	16-53	26.8	[5,6,10-12,14,16,17,22,23,25-27]
Median survival (month)	12	23.0±10.7	8.7-50	22.5	[5,10-12,16,22,23,25,26]
SD: Standard deviation.