Adjusted relative risk (ARR) of significant Endoscopic finding based on demographic factors among different constipation groups (constipation alone or constipation along with anemia, hematochezia, positive FOBT or weight loss). Gender group is further divided based on age groups. Indication of endoscopy included constipation alone or constipation along with another indication. Except for constipation only, the remaining groups are not mutually exclusive. The logistic regression model was adjusted for age, gender, race/ethnicity and setting (Community, University or VA). 1VA, Veteran’s administration; 2FOBT, Positive fecal occult blood test; 3CI, Confidence interval; ¶Non-Hispanic; 4Other, Asian/Pacific Islander.