Table 6. Factors associated with PET based on GEE model.

Patients’ characteristic	OR (95% CI)	P-value
Hypothyroidism alone	1.39 (1.23–1.57)	<0.0001
Diabetes mellitus alone	1.04 (0.82–1.31)	0.7631
Hypothyroidism and Diabetes Mellitus	1.82 (1.16–2.84)	0.0090
Age, years	1.05 (1.04–1.06)	<0.0001
Parity	0.46 (0.43–0.48)	<0.0001
Gestational age	0.9 (0.89–0.91)	<0.0001
Infertility treatment	0.97 (0.8–1.19)	0.7806
Chronic HTN	2.57 (1.95–3.39)	<0.0001

Notes.

GEE – Generalized estimating equations; HTN – Hypertension.