Study of the influence of hiatus hernia on gastroesophageal reflux

Table 1 Demographic data and endoscopic findings in patients with and without hiatus hernia

	Patients with HH (n = 71)	Patients withoutHH (n = 126)	P value
Age (yr)
Patients with esophagitis	51.1 ± 1.5	40.7 ± 2.9	< 0.001
Patients without esophagitis	51.8 ± 4.2	41.0 ± 2.2	< 0.001
Sex (n, f/m)	25/46	50/76	> 0.05
Heartburn (%)	80.2	89.6	> 0.05
Regurgitation (%)	54.3	54.8	> 0.05
Chest pain (%)	60.6	61.1	> 0.05
Smoker (%)	21.1	25.4	> 0.05
Alcohol consumer (%)	36.6	27.0	> 0.05
Endoscopic findings (%)
Normal	42.3	72.2	< 0.001
Grade I-II esophagitis	42.3	26.2	< 0.05
Grade III-IV esophagitis	15.4	1.6	< 0.001

HH = Hiatus hernia