Lean Mass Index (LMI): Males, Age 40-44
What these numbers mean
A value around 20.04 kg/m² is typical (50th percentile) for males in this age group. Scores above about 21.90 kg/m² fall near the 75th percentile or higher, indicating above-average performance. Scores below about 18.44 kg/m² fall near the 25th percentile; about 75% of the reference population scored higher.
Also see: 35-39 · 45-49 · All ages
Data source: Kelly et al. (NHANES DXA) About this study
Lean Mass Index (LMI) Body Composition Males 40-44
lean mass index LMI lean body mass LBM lean muscle mass skeletal muscle NHANES DXA body composition norms normative data normative values reference values percentiles benchmarks reference ranges standards Lean Mass Index (LMI) Percentile Chart (kg/m²)
Poor 16.48 kg/m²
Below average 18.44 kg/m²
Average 20.04 kg/m²
Above average 21.90 kg/m²
Excellent 25.18 kg/m²
This percentile chart shows how common a value is, not whether it is healthy.