Why the study?
Does the Risk Analysis Index (RAI) outperform the Modified 5-Item Frailty Index (mFI-5) in predicting 30-day morbidity and mortality in patients undergoing occipitocervical fusion?
Population
1637 patients who underwent occipitocervical fusion (OCF) from 2015 to 2020, median age 68 years, 51.4% male.
Comparison
Risk Analysis Index (RAI) for frailty measurement vs Modified 5-Item Frailty Index (mFI-5)
Design
Cohort
Follow-up
30-day
Key result
The Risk Analysis Index demonstrated superior discrimination for predicting 30-day mortality after occipitocervical fusion compared to the mFI-5 (C-statistic 0.79 vs 0.57; P<.001).
Authors
Loading...
RAI may aid mortality risk stratification in occipitocervical fusion; leaves open prospective validation before replacing mFI-5.
Cohort (n=1,637)
Yes
Does the Risk Analysis Index (RAI) outperform the Modified 5-Item Frailty Index (mFI-5) in predicting 30-day morbidity and mortality in patients undergoing occipitocervical fusion?
Effect estimate: C-statistic 0.79 (95% CI 0.75-0.83)
p-value: p=<.001
The Risk Analysis Index outperforms the Modified 5-Item Frailty Index in predicting 30-day mortality and major complications following occipitocervical fusion.
Sbaih et al. (2025) conducted a cohort in Occipitocervical fusion (OCF) (n=1,637). Risk Analysis Index (RAI) vs. Modified 5-Item Frailty Index (mFI-5) was evaluated on 30-day mortality (C-statistic 0.79, 95% CI 0.75-0.83, p=<.001). The Risk Analysis Index demonstrated superior discrimination for predicting 30-day mortality after occipitocervical fusion compared to the mFI-5 (C-statistic 0.79 vs 0.57; P<.001).
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: