Development and validation of a predictive model to identify the active phase of labor

Table 5 Predictive performance descriptive analysis and indicators (dil_cm ≥4)

Regression model	Development data (n = 216)						Validation data (n = 72)
	Observed proportion of dil_cm ≥ 4	Predictive probability of dil_cm ≥4 (Prediction)			Brier score	ROC area	Observed proportion of dil_cm ≥ 4	Predictive probability of dil_cm ≥4 (prediction)			Brier score	ROC area
	Observed proportion of dil_cm ≥ 4	Mean (standard deviation)	Q1-Q3	Min-Max	Brier score	ROC area	Observed proportion of dil_cm ≥ 4	Mean (standard deviation)	Q1-Q3	Min-Max	Brier score	ROC area
Uterine Activity	0.389	0.389 (0.316)	0.041-0,812	0.041-0.812	0.140	0.865	0.389	0.346 (0.330)	0.041-0.812	0.041-0.812	0.097	0.927
Maternal signs	0.389	0.389 (0.268)	0.135-0,585	0.017-0.844	0.166	0.822	0.389	0.316 (0.242)	0.113-0.462	0.017-0.844	0.145	0.875
Final	0.389	0.389 (0.341)	0.056-0,709	0.004-0.972	0.121	0.905	0.389	0.334 (0.350)	0.021-0.726	0.007-0.963	0.092	0.956

ISSN: 1471-2393