Hypothetical examples of combinations of effects that would outweigh the additional costs of a robot-assisted procedure when compared with laparoscopy
| Scenario I* | Scenario II* | Scenario III* | Scenario IV* | |
| Duration of operation (min) | − 25 | 0 | −5 | +15 |
| Conversion | 0 | 0 | −2% | 0 |
| Complication with CD I/II | −10% | 0 | −5% | −5% |
| Complication with CD III–V | −5% | 0 | −5% | −3% |
| Lasting complication | 0 | 0 | −5% | −3% |
| Positive margin | 0 | 0 | −3% | 0 |
| Hospitalization (day) | 0 | −1 | 0 | −1 |
| QALY | 0 | 0.02 | 0 | 0 |
*The percentages in the table are absolute percentages, the percentage of patients in the total group of patients in which this must be prevented.
CD, Clavien-Dindo; QALY, quality-adjusted life year.