White Blood Cell Count (WBC)
Males, Age 40-49
The median WBC for males aged 40-49 in the US population is 6.7 (x1000 cells/uL), with 90% of the population falling between 4.3 and 11.4.
NHANES 2017-March 2020 Pre-Pandemic 2017-2020 · Sample size: 623 participants · Unit: 1000 cells/uL
Percentile Distribution
| Percentile | P5 | P25 | P50 | P75 | P95 |
|---|---|---|---|---|---|
| Value (1000 cells/uL) | 4.3 | 5.6 | 6.7 | 8.4 | 11.4 |
4.3 5.6 6.7 8.4 11.4
P5 P25 P50 P75 P95
Data and Methodology
- Dataset
- NHANES 2017-March 2020 Pre-Pandemic ( NHANES 2017–2020 2020 , Survey-weighted percentiles from pre-pandemic MEC sample)
- Survey years
- 2017-2020
- Sample size
- 623 participants
- Reference population
- US civilian non-institutionalized males aged 40-49 from NHANES 2017-March 2020. Includes the full population (not restricted to healthy individuals) to reflect the population distribution.
- Exclusion criteria
-
- Missing WBC measurement (LBXWBCSI)
- Missing or zero MEC sample weight (WTMECPRP)
- Age outside 40-49 range
- Notes
- Percentiles computed using survey-weighted analysis (WTMECPRP weight from the pre-pandemic combined file). WBC measured as LBXWBCSI in 1000 cells/uL.