| Younger Adults | Older Adults |
---|
β | P value | β | P value |
---|
FT3 (pmol/L) | 0.094 |  < .001 | 0.083 |  < .001 |
FT4 (pmol/L) | -0.056 |  < .001 | -0.032 | 0.032 |
TSH (mIU/L) | -0.046 |  < .001 | -0.081 |  < .001 |
- eGFR estimated Glomerular Filtration Rate calculated by the 2009 CKD-EPI formula, FT3 Free Triiodothyronine, FT4 Free Thyroxine, TSH Thyroid-Stimulating Hormone
- a Multiple linear regression analysis, adjusting for some traditional influencing factors like gender, age, body mass index, and serum urine acid