Table 4.

Data of patient's number and deceased cases in age groups.

Age	Fatal event	Patient no.	%
U20	510	55290	0.9
20–29	5	1912	0.26
30–39	139	11527	1.2
40–49	202	3002	6.7
50–59	838	41790	2.0
60–69	2157	25496	8.5
A70	7319	42378	17.3
Sum	11170	181395	6.2

The incidence of severe AP rose continuously between ages 30 and 70.