. Author manuscript; available in PMC: 2014 Feb 1.

Published in final edited form as: Obesity (Silver Spring). 2013 Feb;21(2):10.1002/oby.20279. doi: 10.1002/oby.20279

TABLE 1.

Clinical characteristics of all subjects enrolled in a weight loss program (baseline and 6 months)

Variable	Baseline (N = 332)	6-month follow-up (N = 332)	P
Weight (kg)	100.7 ±18.1	87.6 ±16.7	<0.01
BMI (kg/m²)	34.7 ±4.6	30.2 ±5.0	<0.01
Waist circumference (cm)	102.7 ±12.9	92.1 ±13.0	<0.01
Subjects with GERD symptoms	124 (37%)	51 (15%)	<0.01
GERD symptom score	2.1 ±3.7	0.8 ±2.6	<0.01
Heartburn score	0.6 ±1.4	0.3 ±1.1	<0.01
Regurgitation score	0.9 ±1.6	0.3 ±0.9	<0.01
PPIs/H2RAs use	35 (11 %)	26 (8%)	ns

GERD, gastroesophageal reflux disease; H2RA; histamine 2 receptor antagonist; ns, not significant; PPI, proton pump inhibitor.