Table 2.
Proportion of Subjects Progressing to Diabetes, Months Until Progression, and Rate of Progression, by IFG Stage.
| Added IFG (100–109 mg/dl)
|
Original IFG (110–125 mg/dl)
|
||||||
|---|---|---|---|---|---|---|---|
| Did Not Progress to Original IFG | Progressed to Original IFG | Total, Added IFG | Initial IFG Stage was Added IFG | Initial IFG Stage was Original IFG | Total, Original IFG | Total, All Subjects | |
| Number (%) of Subjects | 3,753 (82.9%) | 773 (17.1%) | 4,526 | 773 (45.5%) | 926 (54.5%) | 1,699 | 5,452 |
| Number (%) Progressing to Diabetes1,2,3 | 201 (5.4%) | 164 (21.2%) | 365 (8.1%) | 164 (21.2%) | 249 (26.8%) | 413 (24.3%) | 614 (11.3%) |
| If Progressed to Diabetes, Mean (SD) Months from 1st FPG measure in stage to progression to diabetes1,3 | 31.1 (23.2) | 54.1 (27.6) | 41.4 (25.8) | 29.5 (25.9) | 28.7 (26.5) | 29.0 (26.2) | 36.3 (27.9) |
| Diabetes Incidence per Year1,3 | 0.91% | 3.24% | 1.34% | 5.16% | 5.87% | 5.56% | 1.95% |
1
Among Added IFG subjects, those who did and did progress to Original IFG differ significantly, p<0.0001
2
Among Original IFG subjects, those whose initial IFG stage was Added vs. Original IFG differ significantly, p=0.007
3
Total Added and Original IFG subjects differ significantly, p<0.0001