Skip to content

Alert Rules

Severity Levels

  • FYI: minor deviation; no immediate action required.
  • Review (48–72h): notable change; clinician review recommended.
  • Urgent (≤24h): signals of decompensation; clinician must review.

Initial Rules (v1)

  • Dyspnea jump: Micro‑check‑in breathlessness ↑ by ≥2 points from personal baseline and steps ↓ ≥20% (7‑day avg) → Review.
  • Edema + weight: Swelling ≥ “Moderate” and weight ↑ ≥1.5 kg over 3 days (if connected scale) → Urgent.
  • Sleep fragmentation: Wake after sleep onset ↑ ≥40% and HRV ↓ ≥15% vs baseline for 3 days → Review.
  • Speech strain: Pause ratio ↑ ≥30% and articulation rate ↓ ≥20% vs baseline → Review.
  • Composite drop: Ambient QoL composite ↓ ≥0.8 SD in 7 days or ≥1.0 SD in 14 days → Urgent.
  • No data: >7 days without any signal → FYI to coordinators.

Guardrails

  • Snooze windows after acknowledged actions.
  • Dual confirmation: Urgent alerts require two independent signals (unless weight rule triggers).
  • Equity checks: monitor false‑alert rate by age/sex/language; adjust thresholds if biased.