Table 2.
Metformin self-report among adults with diabetes and routine access to care who are FDA eligible for metformin by conventional sCr thresholds by eGFR category, NHANES 1999–2010
| FDA eligible for metformin (sCr <1.4 mg/dL for women; <1.5 mg/dL for men) |
||||
|---|---|---|---|---|
| Overall study N | Metformin self-report | |||
| Study N | % | National estimate (N) | ||
| All | 3,269 | 1,331 | 40.7 | 6,517,600 |
| MDRD eGFR <30 mL/min/1.73 m2 | 0 | 0 | 0 | 0 |
| MDRD eGFR 30–44 mL/min/1.73 m2 | 53 | 18 | 34.0 | 85,400 |
| MDRD eGFR ≥45 mL/min/1.73 m2 | 3,216 | 1,313 | 40.8 | 6,432,200 |
Weights used to produce U.S. national estimates.