Table 10 Multivariate regression analysis of premature delivery in women with DIP

Age

0.004

0.009

0.144

1

0.704

1.004

0.985–1.022

IVF-ET

0.607

0.102

35.340

1

0.000

1.835

1.502–2.242

HDPs

0.460

0.167

7.611

1

0.006

1.584

1.142–2.196

Polyhydramnios

0.805

0.384

4.382

1

0.036

2.236

1.053–4.749

Cervical incompetence

0.730

0.212

11.866

1

0.001

2.076

1.370–3.146

PROM

0.687

0.107

41.305

1

0.000

1.989

1.613–2.452

PGDM

0.427

0.130

10.737

1

0.001

1.533

1.187–1.979

Poor glycemic control

0.408

0.091

20.267

1

0.000

1.504

1.259–1.796

Constant

−6.884

0.713

93.112

1

0.000

0.001