Trends in incidence and management of cancer of the ampulla of Vater

Table 3 Multivariate relative survival analysis for cancer of the ampulla of Vater

	HR	95%CI	P value
Sex
Men	1.0
Women	0.9	0.7-1.3	0.66
Age at diagnosis
< 60 yr	1.0
60-74 yr	1.3	0.8-2.1	0.54
> 74 yr	1.2	0.7-2.0	0.60
Period at diagnosis
1976-1984	1.0
1985-1993	1.0	0.6-1.7	0.98
1994-2002	0.8	0.5-1.5	0.54
2003-2009	0.8	0.5-1.4	0.48
Stage at diagnosis
Stage I	1.0
Stage II	2.1	1.2-3.7	0.012
Stage III	3.2	1.5-6.9	0.003
Stage IV	4.7	2.7-8.1	< 0.001