Table 3.

Composition of feature model depending on feature group considered.

Model	Acronym	Input EHG Features	Obstetrical Data	Initial Features
1	EnSFS	EnSFS	No	18
2	EnALL	EnALL	No	30
3	Linear	Linear	Yes	65
4	LNL	Linear, NL	Yes	113
5	LEnALL	Linear, EnALL	Yes	95
6	LNLEnALL	Linear, NL, EnALL	Yes	143