Table 3.

Survival outcomes of 22,343 patients with gallbladder carcinoma from the Surveillance, Epidemiology, and End Result (SEER) database (1973–2013).

	Overall	Surgery alone	Radiation alone	Both surgery and radiation	Neither
Actuarial survival by treatment, years (mean ± SE)	2.715 ± 0.061	3.685 ± 0.093	0.815 ± 0.075	4.029 ± 0.184	0.618 ± 0.049
Cumulative survival, %
3-month	66%	75%	76%	96%	42%
6-month	50%	61%	50%	84%	23%
9-month	41%	51%	32%	72%	14%
1-year	34%	44%	29%	60%	10%
2-year	22%	31%	21%	35%	5%
3-year	17%	24%	6%	26%	3%
4-year	14%	21%	3%	21%	2%
5-year	13%	18%	2%	18%	2%

SE = standard error.