Figure 1.

Leave-one-out, cross-validated, incremental-predictive value of incremental preconception biomarker score for prediction of GDM (blue, Model 1: established risk factors; red, Model 2: established risk factors + SHBG; green, Model 3: established risk factors + score with glucose; brown, Model 4: established risk factors + score with SHBG and glucose; purple, Model 5: established risk factors + score with SHBG, glucose, and adiponectin; yellow-green, Model 6: established risk factors + score with SHBG, glucose, adiponectin, and HOMA-IR).