Prevalence, histologic and clinical characteristics of heterotopic gastric mucosa in Chinese patients

Table 1 Patient demographics

Characteristic	HGM(+)	HGM(-)	P
Male	275	68423	-
Female	145	32552	-
Male/Female	65.5/34.5	67.8/32.2	0.31
Age range (yr)	22-80	19-85	-
Mean age (yr)	42.3	46.9	0.10

HGM: Heterotopic gastric mucosa.

Table 2 Histopathologic characteristics of patients (n = 420)

Histopathologic characteristics	n (%)
Pathologic classification
Fundic-type	216 (51.4)
Antral-type	43 (10.2)
Transitional-type	65 (15.5)
Chronic inflammation	235 (55.9)
Atrophy	35 (8.3)
Intestinal metaplasia	13 (3.1)
Dysplasia	6 (1.4)
Helicobacter pylori	42 (10.0)
Gastroesophageal reflux disease	47 (11.2)
Barrett’s esophagus	2 (0.5)

Table 3 Prevalence of clinical symptoms

Clinical symptoms	HGM(+)n (%)	HGM(-)n (%)	P
Heartburn and regurgitation	38 (9)	6261 (6.2)	0.02
Throat discomfort	24 (5.7)	3635 (3.6)	0.02
Dysphagia	39 (9.3)	3231 (3.2)	0.00
Retrosternal pain	17 (4.0)	4847 (4.1)	0.47
Epigastric discomfort	260 (61.9)	10098 (10.0)	0.00

HGM: Heterotopic gastric mucosa.

Table 4 Multivariate analysis of risk factors for the diagnosis of heterotopic gastric mucosa

Factors	OR	95%CI	P
Male gender	0.051	0.029-0.091	0.00
Throat discomfort	1.314	0.573-3.014	0.52
Heartburn and regurgitation	1.471	0.864-2.504	0.16
Dysphagia1	6.836	3.337-14.007	0.00
Retrosternal pain	0.742	0.361-1.527	0.42
Epigastric discomfort1	115.826	64.536-207.879	0.00

¹Indicates a significant association with the presence of HGM (P < 0.01). CI: Confidence interval; OR: Odds ratio.