Table 3.

Basic Characteristics and Disease Patterns of Patients

Data are presented as mean±SD or number (%). p-value B1-B2 means p-value between subgroup B1 and B2; p-value B1-B3 means p-value between subgroup B1 and B3; p-value B2-B3 means p-value between subgroup B2 and B3.

GERD, gastroesophageal reflux disease; PDS, postprandial distress syndrome; EPS, epigastric pain syndrome; NERD, nonerosive reflux disease; EE, erosive esophagitis; SF-36, Short Form 36.

^*t-test; ^†Fisher exact test; ^‡Pearson chi-square test; ^§Kruskal-Wallis one-way ANOVA test.