Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Gender, Age, Physiology (GAP) Index.
| Predictor | Points | ||
|---|---|---|---|
| Gender | |||
| Female | 0 | ||
| Male | 1 | ||
| Age, years | |||
| ≤60 | 0 | ||
| ≤61 | 1 | ||
| ≤62 | 2 | ||
| Physiology | |||
| FVC, % predicted | |||
| >75 | 0 | ||
| >76 | 1 | ||
| >77 | 2 | ||
| DLco, % predicted | |||
| >55 | 0 | ||
| 36–55 | 1 | ||
| ≤35 | 2 | ||
| Cannot perform | 3 | ||
| Stage | I | II | III |
| Points | 0–3 | 4–5 | 6–8 |
| Mortality (%) | |||
| 1-year | 5.6 | 16.2 | 39.2 |
| 2-year | 10.9 | 29.9 | 62.1 |
| 3-year | 16.3 | 42.1 | 76.8 |
Modified from [35].
