LabNorms Population Percentiles

Thyroid-Stimulating Hormone (TSH)

Females, Age 40-49

The median TSH for females aged 40-49 in the US population is 1.55 mIU/L, with 90% of this group falling between 0.6 and 3.62 mIU/L.

NHANES 2009-2012 Thyroid Profile (Subsample A) 2009-2012 · Sample size: 282 participants · Unit: mIU/L

Percentile Distribution

Percentile P5P25P50P75P95
Value (mIU/L) 0.6 1.1 1.6 2.2 3.6
0.6 1.1 1.6 2.2 3.6
P5 P25 P50 P75 P95

Data and Methodology

Dataset
NHANES 2009-2012 Thyroid Profile (Subsample A) ( NHANES 2009–2012 Thyroid 2009 , Survey-weighted percentiles from NHANES 2009-2012 Thyroid Profile Subsample A)
Survey years
2009-2012
Sample size
282 participants
Reference population
US adults aged 20+, excluding pregnant participants, those with self-reported thyroid disease, and current thyroid medication users
Exclusion criteria
  • Age under 20
  • Pregnant at time of exam (RIDEXPRG == 1)
  • Self-reported thyroid disease (MCQ160M == 1)
  • Current thyroid medication use (RXDDRUG match against thyroid_drug_list.txt)
  • Missing analyte value
  • Missing or zero subsample weight (WTSA2YR)

Other Demographic Groups