Table 3.
Ratio of ADR, SSPDR, and ANDR to PDR by site and year of training
| Total colon | Right colon | Transverse colon | Left colon | |
|---|---|---|---|---|
| All colonoscopies | ||||
| ADR/PDR | 0.73 | 0.80 | 0.74 | 0.50 |
| SSPDR/PDR | 0.03 | 0.03 | 0.02 | 0.02 |
| ANDR/PDR | 0.20 | 0.18 | 0.12 | 0.11 |
| First-year fellow | ||||
| ADR/PDR | 0.75 | 0.81 | 0.73 | 0.50 |
| SSPDR/PDR | 0.02 | 0.03 | 0.01 | 0 |
| ANDR/PDR | 0.16 | 0.16 | 0.08 | 0.10 |
| Second-year fellow | ||||
| ADR/PDR | 0.74 | 0.79 | 0.77 | 0.52 |
| SSPDR/PDR | 0.04 | 0.02 | 0.02 | 0.03 |
| ANDR/PDR | 0.21 | 0.18 | 0.14 | 0.13 |
| Third-year fellow | ||||
| ADR/PDR | 0.68 | 0.79 | 0.69 | 0.47 |
| SSPDR/PDR | 0.03 | 0.02 | 0.05 | 0.01 |
| ANDR/PDR | 0.21 | 0.25 | 0.11 | 0.10 |
ADR adenoma detection rate, PDR polyp detection rate, SSPDR sessile serrated polyp detection rate, ANDR advanced neoplasia detection rate