Reinfection rate and endoscopic changes after successful eradication of Helicobacter pylori

Table 3 Comparisons between the H. pylori-cured and -recurred group (mean ± SD) n (%)

	Cured group (n = 128)	Recurred group (n = 58)	P
Age (yr)	49.4 ± 11.2	51.5 ± 11.9	NS
Male:Female	65:63	33:23	NS
Follow up (mo)	40.6 ± 24.3	42.5 ± 23.7	NS
Endoscopic findings
Reflux esophagitis
Presence at initial investigation	19 (15.0)	3 (5.2)	NS
Newly developed or aggravated at follow up	25 (19.7)	8 (13.8)	NS
Improved at follow up	9 (7.1)	3 (5.2)	NS
Atrophic gastritis
Presence at initial investigation	11 (8.7)	8 (13.8)	NS
Newly developed or aggravated at follow up	7 (5.5)	2 (3.4)	NS
Improved at follow up	3 (2.4)	1 (1.7)	NS
Metaplastic gastritis
Presence at initial investigation	12 (9.4)	4 (6.9)	NS
Newly developed or aggravated at follow up	5 (3.9)	2 (3.4)	NS
Improved at follow up	7 (5.5)	2 (3.4)	NS

NS: Not significant.