apache-iv-score

Compute APACHE IV scores from first 24-hour physiology, age, and chronic health data.

40|17|Updated Oct 27, 2025
One-click install
npx skills add https://github.com/hannesill/m4 --skill apache-iv-score
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: apache-iv-score
Source: https://github.com/hannesill/m4/tree/main/src/m4/skills/clinical/apache-iv-score
Command: npx skills add https://github.com/hannesill/m4 --skill apache-iv-score

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

APACHE IV scoring provides hospital mortality risk estimates for ICU patients, enabling clinicians and researchers to benchmark performance and calibrate studies. It clarifies when to apply pre-computed scores (eICU) versus custom mappings for MIMIC-IV, and highlights limitations of diagnosis mapping and data extraction.

Core Features & Use Cases

  • Pre-computed scores in eICU: use existing apachepatientresult where available, or derive scores through mapping in MIMIC-IV.
  • Severity assessment & benchmarking: supports ICU mortality prediction, cohort characterization, and cross-dataset comparisons.
  • Implementation guidance: explains when full SQL/ETL implementation is feasible versus using pre-computed scores, and discusses data requirements.

Quick Start

Input the patient's first 24-hour physiology data, age, and chronic conditions to compute the APACHE IV score.

Frequently Asked Questions about apache-iv-score

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I compute APACHE IV scores for ICU mortality prediction?

To compute APACHE IV scores for ICU mortality prediction, input the patient's first 24-hour physiology data, age, and chronic health conditions to estimate hospital mortality risk.

Does this APACHE IV scoring skill work with both eICU and MIMIC-IV datasets?

Yes, APACHE IV scoring works with both datasets. It utilizes pre-computed apachepatientresult scores in eICU and applies custom variable mappings and diagnosis mapping for MIMIC-IV.

What data is needed to calculate APACHE IV scores for ICU severity assessment?

Calculating APACHE IV scores for ICU severity assessment requires first 24-hour clinical physiology variables, patient age, chronic health data, and diagnosis mapping for spline-based age adjustments.

What are the limitations of calculating APACHE IV scores in MIMIC-IV?

Calculating APACHE IV scores in MIMIC-IV is complex due to limitations in diagnosis mapping and data extraction, often requiring derived data, external references, or custom SQL/ETL implementation.

When should I use pre-computed APACHE IV scores versus deriving them myself?

Use pre-computed APACHE IV scores when working with eICU's apachepatientresult table; derive them yourself only when full SQL/ETL implementation is feasible for MIMIC-IV cohort benchmarking.

Can I use APACHE IV scores for cross-dataset ICU benchmarking?

Yes, APACHE IV scores enable ICU mortality prediction and cross-dataset benchmarking by providing standardized severity assessment for cohort characterization across eICU and MIMIC-IV.