CRP and inflammatory bowel disease: Previous studies have shown that the skeletal muscle volume is associated with not only age but also BMI, serum CRP, and ESR—indicators of chronic malnutrition or inflammation status of IBD patients.1,15,23 Likewise, in this study, SMI correlated positively with CRP and ESR, smoking history, gastrointestinal surgery history and negatively with BMI and Hb.