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. 2009 Nov 21;15(43):5461–5464. doi: 10.3748/wjg.15.5461

Table 1.

Comparison of 24-h pH monitoring and esophageal manometry findings in the IDR group and control group

	IDR group	Control group	P-value
	n = 97	n = 100	P-value
Age (yr)	47.8 ± 13.4	44.9 ± 12.8	0.134
Sex (F/M)	47/50	42/58	0.512
BMI (kg/m²)	26.6 ± 3.8	26.2 ± 3.8	0.437
EBCA (mmHg)	73.6 ± 44.4	77.6 ± 41.0	0.507
LESP (mmHg)	9.6 ± 7.4	12.7 ± 10.3	0.019
DeMeester score	42.6 ± 24.3	6.2 ± 4.8	0.000

IDR: Isolated distal reflux; BMI: Body mass index; EBCA: Esophageal body contraction amplitude; LESP: Lower esophageal sphincter pressure.