HbA1c Reference Ranges for Females, Age 70+
NHANES 2017-March 2020 Pre-Pandemic 2017-2020 · n = 1,140 · %
The median HbA1c for US females aged 70 and over is 5.8%, with the full population distribution shifted upward compared to younger women.
Unit:
| Percentile | P5 | P25 | P50 | P75 | P95 |
|---|---|---|---|---|---|
| Value (%) | 5.1 | 5.5 | 5.8 | 6.2 | 7.7 |
5.1 5.5 5.8 6.2 7.7
P5 P25 P50 P75 P95
Data and Methodology
- Dataset
- NHANES 2017-March 2020 Pre-Pandemic
- Survey years
- 2017-2020
- Sample size
- 1,140 participants
- Reference population
- US civilian non-institutionalized females aged 70 and over from NHANES 2017-March 2020. Includes the full population (not restricted to healthy individuals) to reflect the population distribution.
- Exclusion criteria
-
- Missing HbA1c measurement
- Missing or zero MEC sample weight (WTMEC)
- Age under 70
- Notes
- Percentiles computed using survey-weighted analysis (WTMEC weight, divided by 2 to pool two cycles). HbA1c measured as glycohemoglobin percentage (LBXGH). To convert to mmol/mol: (% - 2.15) x 10.929.
- Sources