Clinical Research
Copyright ©The Author(s) 2004.
World J Gastroenterol. Nov 15, 2004; 10(22): 3332-3335
Published online Nov 15, 2004. doi: 10.3748/wjg.v10.i22.3332
Table 1 Gender and age distribution of 190 subjects in symptom severity groups
Severity of symptomsRespondersUpper digestive endoscopy
24-h pH monitoring
SubjectsMen/WomenMean age (yr)SubjectsMen/WomenMean age (yr)
Normal21024017/2345.5 ± 9.9158/745.3 ± 10.4
Mild3324020/2046.1 ± 14.4156/946.5 ± 13.3
Moderate744018/2247.4 ± 9.6105/547.4 ± 10.6
Severe242011/949.1 ± 10.2104/649.7 ± 11.5
Total253214066/7447.0 ± 11.05023 /2747.2 ± 11.5