LabNorms Population Percentiles

Total Iron-Binding Capacity (TIBC)

Females, Age 50-59

The median total iron-binding capacity (TIBC) for US females aged 50-59 in the US population is 326 µg/dL (58.4 µmol/L), with 90% of the population falling between 252 µg/dL and 407 µg/dL.

NHANES 2017-March 2020 Pre-Pandemic 2017-2020 · Sample size: 733 participants · Unit: µg/dL

Percentile Distribution

Unit:
Percentile P5P25P50P75P95
Value (µg/dL) 252 297 326 356 407
252 297 326 356 407
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
733 participants
Reference population
US civilian non-institutionalized females aged 50-59 from NHANES 2017-March 2020. Includes the full population (not restricted to healthy individuals) to reflect the population distribution.
Exclusion criteria
  • Missing total iron-binding capacity measurement (LBDTIB)
  • Missing or zero MEC sample weight (WTMEC)
  • Age outside 50-59 range
Notes
Percentiles computed using the combined pre-pandemic MEC weight (WTMECPRP). Total iron-binding capacity measured as LBDTIB in µg/dL.

Other Demographic Groups