Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Performance indices of the logistic regressions models.
| Logistic Regression Model | Test dataset | Optimism- corrected value |
|---|---|---|
| A. Full model | ||
| dxy (Somers’ D) | 0.655 | 0.526 |
| R2 | 0.413 | 0.253 |
| Brier | 0.171 | 0.214 |
| B.Simplified Model | ||
| dxy (Somers’ D) | 0.624 | 0.500 |
| R2 | 0.374 | 0.223 |
| Brier | 0.178 | 0.217 |
In the original dataset and after correction for optimism with 200 bootstrap samples. For A) The full model and B) the simplified model (PCOS-HS index)
