Epidemiological and Clinical-Pathological Aspects of Helicobacter pylori Infection in Brazilian Children and Adults

Table 3

Distribution of demographic and clinical-pathological characteristics of children and adolescents evaluated for H. pylori infection.

Variables	H. pylori status		Total	value
	Negative	Positive
(%)	58 (75.3)	19 (24.7)	77
Age (years) mean ± SD	15.2 ± 2.3	16.2 ± 1.9	15.5 ± 2.3	0.12
Age range	9–18	10–18	9–18
Gender
Female	44 (75.9)	17 (89.5)	61	0.33
Male	14 (24.1)	2 (10.5)	16
Residence
Rural	6 (10.9)	1 (5.3)	7	0.67
Urban	49 (89.1)	18 (94.7)	61
Endoscopic diagnosis
Normal stomach	7 (2.5)	—	7	0.18
Endoscopic lesion	51 (97.5)	19 (100)	70
Eradication therapy
Yes	—	5 (41.7)	5	—
No	—	7 (58.3)	7
After therapy
Eradicated	—	2 (66.6)	2	—
Not eradicated	—	1 (33.3)	1	—

 = sample number (subjects without information in the medical records were excluded from the analysis).