P165 Vitamin D deficiency is associated with poor sleep quality in patients with Crohn’s disease

Abstract Background Sleep disturbances affect 40-50% of patients with Crohn’s Disease and are associated disease flares. Symptoms, treatment side effects pro-inflammatory status have been shown to an effect on sleep quality duration. Vitamin D deficiency affects between 18% 70% inflammatory bowel (IBD) is independently lower Health Related Quality Life greater activity. Our primary aim was assess for a correlation in people IBD. secondary the impact these factors life. Methods 54 were invited attend testing complete survey. defined as serum less than 30 nmol/L. The survey included general demographic information, Pittsburgh Index (PSQI), activity score (Harvey Bradshaw Index), Short Inflammatory Bowel Questionnaire (SIBDQ). One-way ANOVA tests unpaired t-tests used calculate statistical significance. Results · Median age 42.5 years. 50% female (n=27) male (n=27). Mean duration IBD 17 years 46% clinical remission per HBI, 13% had mild activity, 37% moderate 4% severe disease. mean global PSQI 7.7, 61% (n=33) participants having >5, indicating poor quality. 24% (n=15) 10.5 compared 6.7 those without (P= 0.008). Conclusion poorer IBD, which turn impacts life presenting fatigue difficulties should be assessed levels treated where deficient.