LabNorms Population Percentiles

Calcium

Females, Age 40-49

The median total calcium for US females aged 40-49 in the US population is 9.1 mg/dL (2.27 mmol/L), with 90% of the population falling between 8.6 and 9.7 mg/dL.

NHANES 2017-March 2020 Pre-Pandemic 2017-2020 · Sample size: 1,033 participants · Unit: mg/dL

Percentile Distribution

Unit:
Percentile P5P25P50P75P95
Value (mg/dL) 8.6 8.9 9.1 9.4 9.7
8.6 8.9 9.1 9.4 9.7
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
1,033 participants
Reference population
US civilian non-institutionalized females 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 total calcium measurement (LBXSCA)
  • Missing or zero MEC sample weight (WTMEC)
  • Age outside 40-49 range
Notes
Percentiles computed using survey-weighted analysis (WTMEC weight, divided by 2 to pool two cycles). Total calcium measured as LBXSCA in mg/dL.

Other Demographic Groups