RBC Folate
Males, Age 40-49
The median RBC folate for males aged 40-49 in the US population is 462 ng/mL, with 90% of this group falling between 272 and 833 ng/mL.
NHANES 2017-March 2020 Pre-Pandemic 2017-2020 · Sample size: 301 participants · Unit: ng/mL
Percentile Distribution
Unit:
| Percentile | P5 | P10 | P25 | P50 | P75 | P90 | P95 |
|---|---|---|---|---|---|---|---|
| Value (ng/mL) | 272 | 309 | 368 | 462 | 579 | 737 | 833 |
| Percentile | Value (ng/mL) |
|---|---|
| P5 | 272 |
| P10 | 309 |
| P25 | 368 |
| P50 | 462 |
| P75 | 579 |
| P90 | 737 |
| P95 | 833 |
272 368 462 579 833
P5 P25 P50 P75 P95
Data and Methodology
- Dataset
- NHANES 2017-March 2020 Pre-Pandemic ( NHANES 2017-2020 2020 , Survey-weighted percentiles from NHANES 2017-March 2020 pre-pandemic combined cycles using the published folate subsample weight WTFOLPRP applied directly with no division.)
- Survey years
- 2017-2020
- Sample size
- 301 participants
- Reference population
- US males aged 40-49, excluding pregnant participants
- Exclusion criteria
-
- Age under 20
- Pregnant at time of exam (RIDEXPRG == 1)
- Missing analyte value
- Missing or zero pre-pandemic folate sample weight (WTFOLPRP)