Table 5 Results of univariate (unadjusted) analysis for factors associated with a high level of knowledge regrading CRC risk factors and screening among medical students (N = 581)

  < 22 (Ref)*

 22–23

1.45–3.36

  > 23

0.59–1.52

 4th (Ref)*

 5th

1.54–3.40

 6th

1.75–4.07

 Male (Ref)*

 Female

0.82–1.59

 College1 (Ref)*

 College2

1..45–2.88

 Poor (Ref) *

 Good

2.19–4.35

 Patient fear of finding cancer

0.55–0.898

 Patient believes screening is not effective

0.717–1.122

 Patient embarrassment/anxiety of screening

0.382–0.630

 Patient does not perceive CRC** as a serious health threat

0.588–0.906

 Patient has no symptoms of a health problem

0.471–0.737

 Patient lack of knowledge about colorectal cancer

0.339–0.576

 Patient procrastinates the procedure

0.619–0.991

 Screening costs too much or insurance doesn’t cover

0.596–0.961

 Lack of recommendations for screening in primary care

0.480–0.765

 Shortage of trained providers to conduct screening other than FOBT***

0.485–.0777

 Shortage of trained providers to conduct follow-up with invasive endoscopic procedures

0.367–0.618

 Lack of knowledge about colorectal cancer guidelines

0.721–1.12