From: The impact of audit and feedback on nodal harvest in colorectal cancer
 |  | Univariate |  |  | Multivariate |  |
---|---|---|---|---|---|---|
 | OR | 95% CI | p | OR | 95% CI | p |
Age | Â | Â | 0.0006 | Â | Â | < 0.0001 |
   20-49 | 1 |  |  | 1 |  |  |
   50-64 | 0.78 | 0.53-1.15 |  | 0.82 | 0.53-1.26 |  |
   65-74 | 0.70 | 0.46-1.00 |  | 0.70 | 0.45-1.07 |  |
   ≥ 75 | 0.54 | 0.37-0.78 |  | 0.49 | 0.32-0.75 |  |
Sex | Â | Â | 0.03 | Â | Â | 0.11 |
   Female | 1 |  |  | 1 |  |  |
   Male | 0.83 | 0.69-0.98 |  | 0.85 | 0.70-1.04 |  |
Tumor location | Â | Â | < 0.0001 | Â | Â | < 0.0001 |
   Right colon | 1 |  |  | 1 |  |  |
   Left colon | 0.58 | 0.47-0.72 |  | 0.54 | 0.42-0.69 |  |
   Rectum | 0.61 | 0.49-0.76 |  | 0.52 | 0.40-0.66 |  |
   Unknown/NOS | 0.59 | 0.59-1.41 |  | 0.79 | 0.31-1.97 |  |
Cancer history | Â | Â | 0.02 | Â | Â | 0.03 |
   No | 1 |  |  | 1 |  |  |
   Yes | 0.74 | 0.57-0.95 |  | 0.74 | 0.56-0.98 |  |
Year (continuous variable) | 1.29 | 1.20-1.36 | < 0.0001 | 1.36 | 1.27-1.45 | < 0.0001 |
Surgery | Â | Â | 0.02 | Â | Â | < 0.0001 |
   Elective | 1 |  |  | 1 |  |  |
   Emergent | 0.75 | 0.59-0.95 |  | 0.60 | 0.46-0.77 |  |
Stage | Â | Â | < 0.0001 | Â | Â | 0.008 |
   I | 1 |  |  | 1 |  |  |
   II | 1.89 | 1.45-2.45 |  | 1.93 | 1.50-2.59 |  |
   III | 2.31 | 1.78-3.01 |  | 2.45 | 1.83-3.28 |  |
   Unknown | 0.24 | 0.06-1.02 |  | 0.30 | 0.07-1.33 |  |
Health District | Â | Â | < 0.0001 | Â | Â | < 0.0001 |
   No audit and feedback | 1 |  |  | 1 |  |  |
   Audit and feedback | 2.88 | 2.40-3.46 |  | 3.23 | 2.65-3.94 |  |