Table 3.
Top ranked models predicting preterm delivery based on biomarker cut-offs
| Cutoff for biomarkers1 | ||
|---|---|---|
| 75th percentile | 85th percentile | 90th percentile |
| Risk factor in model | ||
| MIF | MIF | MIF |
| CRH-total | CRH-free1 | CRH-free1 |
| CRP | CRP | CRP |
| Risk-taking behavior | Risk-taking behavior | Risk-taking behavior |
| Low education attainment | Low education attainment | Low education attainment |
| Risk behavior × CRP (interaction) | Standing at work2 | Previous preterm delivery |
| Area under ROC curve (95% CI) | ||
| 0.808 (0.743-0.874) | 0.780 (0.712-0.847) | 0.748(0.677-0.820) |
1
CRH-free dichotomized as described in text.
2
Standing 6 or more hours daily.