Fig. 2

Stages of Diabetes Reversal for 463 Patients at Baseline and at 90 Days by Type 2 Diabetes Cluster. Diabetes reversal stages: Stage 6: > = 3 antidiabetic medications; Stage 5: dual oral therapy; Stage 4: metformin monotherapy (< 2000 mg) with eA1c between 5.7 and 6.4%; Stage 3: no antidiabetic medication with eA1c between 5.7 and 6.4%; Stage 2: HbA1c < 6.5% without antidiabetic medication; Stage 1: HbA1c < 5.7% without antidiabetic medication for less than 1 year; Stage 0: HbA1c < 5.7% without antidiabetic medication for more than 1 year. MOD: mild obesity-related diabetes; MARD: mild age-related diabetes; SIRD: severe insulin-resistant diabetes; SIDD: severe insulin-dependent diabetes