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The colonoscopy quality of hospitals with different grades in China.
| Hospital grading | Cecal intubation rate, % | ADR, % | ||
|---|---|---|---|---|
| 2012 | 2019 | 2012 | 2019 | |
| Tertiary hospitals | 86.3 | 95.4 | 16.9 | 19.1 |
| Secondary hospitals | 76.1 | 89.5 | 14.2 | 16.1 |
| Other hospitals* | 67.7 | 88.3 | 13.9 | 15.5 |
| Total | 83.9 | 94.4 | 16.3 | 18.1 |
* Other hospitals including primary and ungraded hospitals.
