Table 1.

P values for test of two proportion analyses showing differences in demographic factors between the no-neoplasia and disease groups

DemographicAdenomaAdvanced adenoma
Age (<55 vs ≥55 y)N.S.0.048
Race (white vs nonwhite)N.S.N.S.
Current alcohol statusN.S.N.S.
Current smoking statusN.S.N.S.
Personal history of polypN.S.N.S.
Personal history of CRCN.S.N.S.
Family history of CRCN.S.N.S.

Abbreviation: N.S., not significant (P > 0.05).