Observational Study
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Nov 14, 2014; 20(42): 15787-15796
Published online Nov 14, 2014. doi: 10.3748/wjg.v20.i42.15787
Figure 5
Figure 5 Correlation between the change in vitamin D serum concentration from summer to winter and the winter short inflammatory bowel diseases questionnaire score in ulcerative colitis patients. VD average is the mean value of the summer/autumn and winter/spring VD serum concentrations. sIBDQ 1H2013 is the sIBDQ score measured in the winter/spring period of 2013. sIBDQ: Short inflammatory bowel diseases questionnaire; UC: Ulcerative colitis; VD: Vitamin D; CB: Confidence border.