Table 3. Compliance, Results, and Explanations for Incomplete mt-sDNA Testing.
mt-sDNA: multi-target stool DNA
| Outcomes | Off-Label, n (%) | On-Label, n (%) | Total, n (%) | |
| mt-sDNA compliance | Completed | 47 (57.3%) | 357 (59.8%) | 404 (59.5%) |
| Incomplete | 35 (42.7%) | 240 (40.2%) | 275 (40.5%) | |
| mt-sDNA result | Negative | 37 (78.7%) | 285 (79.8%) | 322 (79.7%) |
| Positive | 9 (19.1%) | 65 (18.2%) | 74 (18.3%) | |
| Indeterminate without resubmission | 1 (2.1%) | 7 (2.0%) | 8 (2.0%) | |
| Reason for mt-sDNA incompletion | Follow-up/order expired | 25 (71.4%) | 191 (79.6%) | 216 (78.6%) |
| Refusal/order canceled | 7 (20.0%) | 25 (10.4%) | 32 (11.6%) | |
| Insurance issues | 0 (0.0%) | 10 (4.2%) | 10 (3.6%) | |
| Erroneous order | 3 (8.6%) | 14 (5.8%) | 17 (6.2%) | |
| Underwent follow-up colonoscopy for positive mt-sDNA | 7 (77.8%) | 45 (69.2%) | 52 (70.3%) | |