Serum anti-Helicobacter pylori antibody titer and its association with gastric nodularity, atrophy, and age: A cross-sectional study

Table 3 Comparison of the endoscopic findings of Helicobacter pylori-infected patients aged < 60 years and those ≥ 60 years

	Group C		P value	Group D		P value
	Age < 60 yr	Age ≥ 60 yr		Age < 60 yr	Age ≥ 60 yr
Number	48	28		36	9
Kyoto classification score, mean ± SD	1.52 ± 1.56	2.61 ± 1.75	0.0068	2.19 ± 1.53	2.89 ± 0.928	0.084
Open-type atrophy	7	14	0.0014	14	8	0.0098
Intestinal metaplasia	4	15	< 0.001	6	6	0.0062
Enlarged folds	8	4	1.0	3	3	0.084
Nodularity	2	1	1.0	10	0	0.17
Diffuse redness	9	6	0.77	9	0	0.17
Gastric ulcer	3	2	1.0	0	0	1.0
Duodenal ulcer	4	6	0.16	4	0	0.57
Regular arrangement of collecting venules	12	4	0.38	3	0	1.0
Fundic gland polyps	4	0	0.29	0	0	1.0
Superficial gastritis	11	5	0.77	7	0	0.31
Gastroesophageal reflux disease	2	1	1.0	3	2	0.26
Barrett's esophagus	13	10	0.45	9	2	1.0
Hiatal hernia	5	5	0.48	3	0	1.0

P-values were calculated with Mann-Whitney U test or Fisher's exact test, as appropriate. SD: Standard deviation.