Table IV.
Assessment of the test power of the analyzed indexes
| Group I – NPDR | Group II – P/PDR | |||||||
|---|---|---|---|---|---|---|---|---|
| Oral treatment | Insulin treatment | Oral treatment | Insulin treatment | |||||
| WPP | WPU | WPP | WPU | WPP | WPU | WPP | WPU | |
| Population mean (Mi) | 8.2440 | 6.7500 | 9.4570 | 7.8270 | 10.621 | 8.4480 | 11.020 | 8.9040 |
| SD (Sigma) | 0.9237 | 0.6380 | 0.5340 | 0.6320 | 1.4030 | 1.2030 | 1.6300 | 1.5100 |
| number (N) | 25.000 | 25.000 | 18.000 | 18.000 | 24.000 | 24.000 | 24.000 | 24.000 |
| Power | 0.9315 | 0.9933 | 1.0000 | 1.0000 | 1.0000 | 1.0000 | 1.0000 | 1.0000 |
power; one mean, test t, H0: Mil = Mi0; p < 0,05