Additional findings of this study included increased healthcare utilization (abdominal CT scans, colonoscopic evaluations) and increased medication use (steroids, immunomodulators, anti-TNF agents) among patients with Crohn’s disease with co-existing psychiatric disorders, while the number of all-cause hospitalizations was increased among patients with ulcerative colitis and Crohn’s disease with such disorders [26]. The gene discussed is TNF; the disease is psychiatric disorder.