Home / Variables / human.lean_mass
Lean (fat-free) mass
human.lean_massstatus: draft confidence: medium reviewer: none (unreviewed)
Citations
Related variables
Record fields
- id
- human.lean_mass
- name
- Lean (fat-free) mass
- definition
- Fat-free body mass; appendicular lean mass (ALM) reference. Canonical method = DXA.
- domain
- human
- system
- whole_body
- region
- whole_body
- type
- continuous
- entity
- UBERON:0001134
- quality
- PATO:0000125
- relation
- RO:0000053
- unit
- kg
- allowed_range
- min
- 20
- max
- 100
- distributions
- model
- empirical_percentiles
- population
- id
- nhanes_dxa_kelly_2009
- name
- US civilian (NHANES DXA, Kelly 2009)
- sampling
- civilian_representative
- sex
- M
- years
- 1999-2004
- measurement_protocol
- DXA
- source
- nhanes_dxa_kelly_2009
- params
- percentiles
- 50
- 28.1
- unit
- kg
- conditioned_on
- human.biological_sex
- human.age
- notes
- Appendicular lean mass (ALM). Median-only from the published report; full percentiles need microdata re-pull.
- model
- empirical_percentiles
- population
- id
- nhanes_dxa_kelly_2009
- name
- US civilian (NHANES DXA, Kelly 2009)
- sampling
- civilian_representative
- sex
- F
- years
- 1999-2004
- measurement_protocol
- DXA
- source
- nhanes_dxa_kelly_2009
- params
- percentiles
- 50
- 17.2
- unit
- kg
- conditioned_on
- human.biological_sex
- human.age
- notes
- Appendicular lean mass (ALM). Median-only from the published report; full percentiles need microdata re-pull.
- dependencies
- incoming
- human.age
- human.biological_sex
- outgoing
- (none)
- evidence
- definition_sources
- nhanes_dxa_kelly_2009
- relationship_sources
- nhanes_dxa_kelly_2009
- confidence
- medium
- status
- draft
- version
- 0.1.0
- reviewer
- —
- notes
- Sarcopenia: declines ~3-8%/decade after ~30. Entity skeletal muscle tissue is a proxy (lean = fat-free, broader).