PICOTS approach to frame the research question
| Population | All patients with a confirmed or suspected diagnosis of visceral leishmaniasis as per study authors |
| Index model | All published prognostic models that develop, validate and/or update (recalibrate/extend) a risk model |
| Comparator model | Not applicable |
| Outcomes | Any clinical outcome that occurs following diagnosis |
| Timing | All prognostic models developed at the time of, or following diagnosis. No restriction on the prediction horizon |
| Setting | No restriction |