Does Helicobacter pylori infection eradication modify peptic ulcer prevalence? A 10 years' endoscopical survey

Table 1 Changes in prevalence of peptic ulcer after ten years in Padova

Padova	1986-1987	1995-1996	P
	n (%)	n (%)
Population	3703	5727
Total of ulcers	470 (12.7)	361 (6.3)	< 0.001
Duodenal ulcer	326 (8.8)	275 (4.8)	< 0.001
Gastric ulcer	144 (3.9)	86 (1.5)	< 0.001

Table 2 Changes in prevalence of peptic ulcer after ten years in Parma

Parma	1992	2002	P
	n (%)	n (%)
Population	3779	3828
Total of ulcers	588 (15.6)	459 (12)	< 0.001
Duodenal ulcer	349 (9.2)	236 (6.1)	< 0.001
Gastric ulcer	239 (6.3)	223 (5.8)	NS

Table 3 Characteristics of the population from Parma

	1992	2002
Population (n)	3779	3828
Origin	2185 out-patients, 1594 in-patients	1985 out-patients, 1843 in-patients
Age (yr)	69.4 (range 5-94)	62.3 (range 12-97)
Sex (M/F)	54.4%/45.6%	53.4%/46.6%

Table 4 Characteristics of the population from Padova

	1986-1987	1995-1996
Population (n)	3703	5727
Age (yr)	54 (range 15-91)	51 (range 14-98)
Sex (M/F)	39.7%/ 60.3%	53.5%/ 46.5%