Table 5 Unadjusted and adjusted odds ratios for maternal and neonatal stratified by vitamin D status

Preterm birth

1.00

-

1.092(.769–1.551)

.623

1.086(.771–1.529)

.637

1.00

-

1.080(.760–1.535)

.667

1.078(.765–1.520)

.667

Gestational diabetes

1.00

-

1.192(.926–1.535)

.173

1.057(.826–1.354)

.658

1.00

-

1.145(.886–1.478)

.300

1.014(.789–1.303)

.915

Preeclampsia

1.00

-

1.525(.824–2.822)

.179

1.851(1.013–3.383)

.045

1.00

-

1.387(.748–2.571)

.299

1.609(.879–2.948)

.123

Intrauterine inflammation

1.00

-

1.184(.618–2.270)

.611

1.518(.806–2.861)

.196

1.00

-

1.187(.618–2.278)

.607

1.545(.817–2.920)

.181

Cesarean section

1.00

-

1.059(.906–1.237)

.437

1.033(.888–1.203)

.672

1.00

-

1.049(.895–1.230)

.556

1.040(.890–1.214)

.622

Intrahepatic cholestasis

1.00

-

.485(.225–1.044)

.064

.614(.298–1.264)

.186

1.00

-

.501(.232–1.079)

.078

.633(.306–1.308)

.217

Neonatal outcomes

Low birth weight

1.00

-

1.035(.594–1.803)

.903

1.219(.711–2.090)

.471

1.00

-

1.055(.606–1.839)

.849

1.263(.736–2.169)

.397

Small for gestational age

1.00

-

.923(.538–1.582)

.770

.980(.581–1.654)

.941

1.00

-

.991(.822–1.196)

.927

.999(.832–1.199)

.989

Large for gestational age

1.00

-

1.045(.869–1.257)

.638

1.066(.891–1.276)

.485

1.00

-

.978(.569–1.678)

.935

1.060(.626–1.793)

.829

Admission to neonatal intensive care unit

1.00

-

1.187(.913–1.543)

.201

1.350(1.045–1.744)

.022

1.00

-

1.160(.892–1.509)

.269

1.305(1.010–1.687)

.042

Any respiratory disorders

1.00

-

.838(.496–1.416)

.509

.950(.572–1.578)

.842

1.00

-

.824(.487–1.394)

.470

.937(.563–1.559)

.803

Hyperbilirubinemia

1.00

-

1.518(1.042–2.189)

.031

1.510(1.042–2.189)

.030

1.00

-

1.451(.993–2.118)

.054

1.397(.963–2.027)

.079

Necrotizing enterocolitis

1.00

-

.666(.232–1.915)

.451

.902(.329–2.469)

.840

1.00

-

.684(.238–1.969)

.482

.947(.345–2.603)

.916

Sepsis

1.00

-

.718(.163–3.167)

.662

.662(.158–2.779)

.662

1.00

-

.668(.151–2.951)

.594

.597(.141–2.523)

.483