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Palliative care · Predicting outcomes

Detsky 2017 prospective cohort

Discriminative Accuracy of Physician and Nurse Predictions for Survival and Functional Outcomes 6 Months After ICU Admission

Detsky 2017 trial design and results
Design Prospective cohort study
Treatment Physician and nurse predictions of 6-month survival and functional outcome
Control Observed outcomes at 6 months
Population 303 patients of 340 approached, median age 62, 57% men, 32% African American; follow-up completed for 299 (99%)
Follow-up 6 months
Primary endpoint Discriminative accuracy of clinician predictions for survival and functional outcomes
Result Follow-up was completed for 299 of 303 patients (99%). Clinician predictions discriminated survival reasonably well but were substantially less accurate for functional outcomes such as cognition and ability to return home.
Secondary endpoints Accuracy by clinician type, confidence and accuracy

ICU physicians' and nurses' discriminative accuracy in predicting 6-month outcomes of critically ill patients varied depending on the outcome being predicted and confidence of the predictors. Further research is needed to better understand how clinicians derive prognostic estimates of long-term outcomes.

The trial authors, in the published abstract

How it has aged

Directly relevant to conversations held every day at ICU bedsides. Families rarely ask only whether the patient will live; they ask what life will look like — the question clinicians answer least reliably. Worth knowing before offering a confident prognosis.

Publications

Discriminative Accuracy of Physician and Nurse Predictions for Survival and Functional Outcomes 6 Months After an ICU Admission

Detsky ME, Harhay MO, Bayard DF, et al. Discriminative Accuracy of Physician and Nurse Predictions for Survival and Functional Outcomes 6 Months After an ICU Admission. JAMA 2017 Jun 6;317(21):2187-2195.

  • Reasonable discrimination for survival
  • Substantially worse accuracy for functional outcomes
  • 99% follow-up at 6 months