Brief Article
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Feb 14, 2011; 17(6): 779-783
Published online Feb 14, 2011. doi: 10.3748/wjg.v17.i6.779
Table 1 Subject characteristics and serum magnesium concentrations
Control group (n = 38)Constipation group (n = 120)P value
Age (yr)5.5 (2.0-10.8)4.7 (3.0-6.8)NSa
Gender, male (%)63.247.5NSb
Serum magnesium concentration (mg/dL)2.2 (2.0-2.3)2.4 (2.3-2.5)< 0.001a