SaO2 unit converter
Convert SaO2 between % and fraction (0–1). Type in either box. The factors come from our catalog and are checked by code.
AI-verified against cited sources. Awaiting expert reviewLast reviewed 2026-10-03
1 % = 0.01 fraction (0–1). Nothing you type here leaves your browser.
The conversion
- 1 % = 0.01 fraction (0–1)From % to fraction (0–1): divide by 100. Back again: multiply by 100.
Common values
From zero to about twice the usual upper limit, plus the usual limits themselves.
| % | fraction (0–1) |
|---|---|
| 20 | 0.2 |
| 40 | 0.4 |
| 60 | 0.6 |
| 80 | 0.8 |
| 95 | 0.95 |
| 100 | 1 |
Usual ranges in each unit
What labs print as the reference range, by who was tested. Sources for each range are on the SaO2 page.
| Who | % | fraction (0–1) |
|---|---|---|
| Adults | 95–100 | 0.95–1 |