Skip to main content

Table 1 Multivariable associations for multinomial antepartum prediction model, predicting the risk of operative delivery

From: A generic nomogram for multinomial prediction models: theory and guidance for construction

  IVD-FD vs spont. CS-FD vs spont. IVD-FTP vs spont. CS-FTP vs spont.
  \(\hat {\beta }_{jk}\) OR(95% CI) \(\hat {\beta }_{jk}\) OR(95% CI) \(\hat {\beta }_{jk}\) OR(95% CI) \(\hat {\beta }_{jk}\) OR(95% CI)
Intercept −13.1   −15.6   −11.1   −15.4  
Maternal age, years 0.029 1.03 (1.01, 1.05) 0.052 1.05 (1.02, 1.09) 0.054 1.06 (1.03, 1.08) 0.056 1.06 (1.04, 1.08)
Gestational age, weeks 0.26 1.29 (1.18, 1.41) 0.32 1.38 (1.22, 1.56) 0.038 1.04 (0.95, 1.13) 0.13 1.14 (1.05, 1.24)
Nulliparous 2.05 7.79 (5.26, 11.5) 1.13 3.09 (2.09–4.55) 3.39 29.7 (17.2–51.1) 2.65 14.1 (9.78–20.3)
Previous caesarean delivery 1.77 5.87 (3.70, 9.32) 1.06 2.88 (1.74, 4.76) 2.39 10.9 (5.92, 20.1) 2.23 9.34 (6.17, 1.41)
Neonatal female gender −0.19 0.83 (0.67, 1.03) −0.5 0.61 (0.45, 0.83) −0.25 0.78 (0.63, 0.96) −0.013 0.99 (0.81, 1.20)
Birthweight, 100-g increments −0.059 0.94 (0.92, 0.97) −0.079 0.92 (0.89, 0.96) 0.083 1.09 (1.06, 1.11) 0.12 1.12 (1.10, 1.15)
Maternal diabetes mellitus 0.32 1.37 (0.65, 2.91) 0.99 2.69 (1.29, 5.60) −0.24 0.79 (0.35, 1.76) 0.87 2.38 (1.44, 3.95)