Ethnicity and gender related differences in extended intraesophageal pH monitoring parameters in infants: a retrospective study

Table 2 Patients with abnormal EPM findings (GERD group) as divided by gender

	Males	Females	p value
Number of patients	101	80	NS
Mean age (months ± SD)	4.08 ± 2.16	4.28 ± 3.14	0.62
Mean reflux index % ± SD	11.47 ± 7.90	12.45 ± 9.32	0.44
Mean number of reflux episodes ± SD	102.59 ± 61.5	107.55 ± 91.81	0.66
Mean number of reflux episodes >5 minutes	3.34 ± 2.75	4.03 ± 4.59	0.21

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