Pack Years Calculator

Calculate smoking pack years. (Packs/day × Years).

Smoking History

Packs

packs

Years

years

Pack Years

Total Pack-Years20.0Cumulative

Moderate Exposure

"Elevated risk profile. Consider discussing lung function tests with your physician."

Clinical Risk Category

Screening Benchmarks

Moderate Risk15 - 30

High Risk (CT Threshold)≥ 30

Disclaimer: This tool is for informational purposes only and is not a substitute for professional medical advice.

Overview

Pack years = (Cigs/day/20) × Years. Screening ≥20.

Fun Facts

Formula: Pack years = (Cigarettes/day / 20) × Years

Used with this

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