Table 1

Characteristics of patients from whom Helicobacter pylori strains were isolated

	N	%
Age	2204
Children (0–18 years)	311
0–6	42	13.5
7–12	128	41.1
13–18	141	45.3
Adults (19–99 years)	1893
19–29	169	8.9
30–39	281	14.8
40–49	397	20.9
50–59	414	21.8
60–69	343	18.1
70–79	216	11.4
80–89	69	3.6
90–99	4	0.2
Gender	2204
Female	1127	51.1
Male	1077	48.8
Symptoms	1633
Anaemia	86	5.2
Dyspepsia^*	1160	71
Haemorrhage	52	3.1
Other	335	20.5
Endoscopy results	1631
Erosions	136	8.3
Gastric malignancy	10	0.6
Normal^†	1108	67.9
Ulcer and ulcer scar	377	23.1

↵* Epigastric pain was the major complaint in 740 cases.
↵† Includes cases with slight inflammation.