Table 4.

Prediction model for GDM constructed in the trial cohort

Model	ORa	P	aORb	β	Wals	P
GRS	1.855 (1.287–2.674)	0.001	2.061 (1.382–3.073)	0.723	12.598	< 0.001
Maternal age	1.150 (1.107–1.194)	< 0.001	1.133 (1.082–1.187)	0.125	27.879	< 0.001
Gravidity	1.364 (1.194–1.559)	< 0.001	1.089 (0.896–1.323)	0.085	0.734	0.392
Parity	1.712 (1.291–2.270)	< 0.001	0.957 (0.629–1.457)	− 0.044	0.042	0.838
Pre-pregnancy BMI	1.198 (1.131–1.269)	< 0.001	1.167 (1.100–1.239)	0.155	25.936	< 0.001
Family history of diabetes	4.520 (1.829–11.165)	0.001	4.133 (1.613–10.585)	1.419	8.743	0.003
Way of conception	1.596 (0.930–2.740)	0.090	1.140 (0.619–2.098)	0.131	0.176	0.675

^aUnivariate logistic regression in the trial cohort

^bThe prediction model was constructed by multivariate logistic regression