Table 4.

Relationship between gastroesophageal reflux disease and hiatal hernia types

	HH types				Total
	None	Type 1	Type 2	Type 3
GERD
−
n	160	13	0	0	173
Percentage HH	88.4	10.9	0.0	0.0	47.4
+
n	21	106	43	22	192
Percentage HH	11.6	89.1	100.0	100.0	52.6
Total
n	181	119	43	22	365
Percentage HH	100.0	100.0	100.0	100.0	100.0

HH: Hiatal hernia, GERD: Gastroesophageal reflux disease