Alanine Aminotransferase (ALT)
Males, Age 30-39
The median alanine aminotransferase (ALT) for US males aged 30-39 in the US population is 23 U/L, with 90% of the population falling between 12 U/L and 64 U/L.
NHANES 2017-March 2020 Pre-Pandemic 2017-2020 · Sample size: 540 participants · Unit: U/L
Percentile Distribution
| Percentile | P5 | P25 | P50 | P75 | P95 |
|---|---|---|---|---|---|
| Value (U/L) | 12 | 17.4 | 23 | 35 | 64 |
12 17.4 23 35 64
P5 P25 P50 P75 P95
Data and Methodology
- Dataset
- NHANES 2017-March 2020 Pre-Pandemic ( NHANES 2017–2020 2020 , Survey-weighted percentiles from full MEC sample)
- Survey years
- 2017-2020
- Sample size
- 540 participants
- Reference population
- US civilian non-institutionalized males aged 30-39 from NHANES 2017-March 2020. Includes the full population (not restricted to healthy individuals) to reflect the population distribution.
- Exclusion criteria
-
- Missing ALT measurement (LBXSATSI)
- Missing or zero MEC sample weight (WTMEC)
- Age outside 30-39 range
- Notes
- Percentiles computed using the combined pre-pandemic MEC weight (WTMECPRP). ALT measured as LBXSATSI in U/L.