Table 3.

Full model and Final multivariable model of variables to predict de novo PPPE

Full model before selection
Variable	Odds Ratio	95% CI	p-value
Parity	2.13	1.02–4.43	0.04
Black race	1.09	0.34–3.44	0.89
Cesarean delivery	3.18	0.56–18.09	0.19
Pre-pregnancy/first trimester BMI	1.13	1.00–1.28	0.05
Rate fluids/hour (per 100ml/hr)	1.56	0.95–2.54	0.08
Final Model
Rate fluids/hr (per 100 ml/hr)	1.68	1.09–2.59	0.02
Early pregnancy BMI	1.18	1.07–1.30	0.001

CI: Confidence Interval