Cox Regression Analysis on Time-to-Colonoscopy
| Variables | Univariate Cox Regression | Multivariable Cox Regression | ||||
|---|---|---|---|---|---|---|
| HR | 95% CI of HR | P value | HR | 95% CI of HR | P Value | |
| Age (per year increase) | 0.99 | 0.98, 1.00 | .13 | 0.99 | 0.98, 1.00 | .181 |
| Sex (female vs male) | 1.17 | 0.95, 1.43 | .14 | 1.09 | 0.83, 1.32 | .717 |
| Race (Black vs White) | 1.30 | 0.91, 1.85 | .16 | 1.38 | 0.95, 2.00 | .089 |
| Insurance (commercial vs Medicare) | 1.12 | 0.91, 1.38 | .29 | 1.10 | 0.87, 1.39 | .411 |
| Screening test method (mt-sDNA vs FIT) | 1.83 | 1.48, 2.25 | < .0001 | 1.75 | 1.40, 2.19 | < .0001 |
| Specialty (FM vs IM) | 0.87 | 0.71, 1.08 | .202 | |||
| Provider gender (female vs male) | 1.30 | 1.06, 1.60 | .01 | 1.19 | 0.95, 1.50 | .125 |
| Mid-level provider (yes vs no) | 1.16 | 0.77, 1.75 | .483 | |||
FIT, fecal immunochemical testing; FM, family medicine; HR, hazard ratio; IM, internal medicine; CI, confidence interval.