Table 2.
Regression models for aGFR, 1/SCR and aGFR-eGFR
| Variable | Β | SE | P-value |
|---|---|---|---|
| A | Log aGFR (log ml/min/1.73m2) | ||
| Intercept | 5.8502 | 0.0430 | |
| Sex (female vs male) | −0.2151 | 0.0128 | < 0.0001 |
| Age (yrs) | −0.0100 | 0.0005 | < 0.0001 |
| Serum creatinine (mg/dl) | −0.8639 | 0.0334 | < 0.0001 |
| Fasting plasma glucose (10 mg/dl) | 0.0061 | 0.0008 | < 0.0001 |
| HbA1c (%) | 0.0061 | 0.0030 | 0.0402 |
| B | 1/SCR (dl/mg) | ||
| Intercept | 1.4931 | 0.0566 | |
| Sex (female vs male) | 0.2821 | 0.0218 | < 0.0001 |
| Age (yrs) | −0.0082 | 0.0009 | < 0.0001 |
| HbA1c (%) | 0.0287 | 0.0033 | < 0.0001 |
| Fasting plasma glucose (10 mg/dl) | −0.0043 | 0.0007 | < 0.0001 |
| C | aGFR-eGFR (ml/min/1.73m2) | ||
| Intercept | 39.7124 | 5.3606 | |
| Sex (female vs male) | −10.5330 | 1.5884 | < 0.0001 |
| Age (yrs) | −0.5928 | 0.0708 | < 0.0001 |
| Serum creatinine (mg/dl) | −11.2485 | 4.1942 | 0.0074 |
| Fasting plasma glucose (10 mg/dl) | 0.7927 | 0.0976 | < 0.0001 |
| HbA1c (%) | 1.0216 | 0.3789 | 0.0071 |
| Duration of diabetes | 0.1916 | 0.08687 | 0.0275 |
Beta is the regression coefficient and SE is its standard error. Regression models were fit using a mixed model procedure to account for multiple examinations within individuals. Results are shown for best fitting model (lowest AIC)