Table 3 Logistic regression testing associations between socio-demographic and pregnancy information with odds of increasing perceived knowledge

 19–34 years

0.895

0.564–1.419

0.223 (0.636) ^**

1.029

0.720–1.467

0.023 (0.879) ^**

0.925

0.653–1.311

0.191 (0.662) ^**

  ≥ 35 years

1.00

1.00

1.00

  ≤ 12 years

1.454

0.818–2.585

1.624 (0.202) ^**

1.490

0.969–2.292

3.302 (0.069)^{^ *}

1.359

0.911–2.027

2.254 (0.133)^{^ *}

  > 12 years

1.00

1.00

1.00

  < 2 MW

1.888

0.865–4.112

2.546 (0.111)^{^ *}

2.688

1.488–4.854

10.745 (0.001)^**

1.499

0.864–.603

2.073 (0.150) ^{** **}

 2 to < 5 MW

1.687

0.966–2.946

3.377 (0.066)^{^ *}

2.299

1.504–3.515

14.765 (0.000)^**

1.757

1.161–2.660

7.115 (0.008)^{* * *}

 5 to < 10 MW

1.134

0.696–1.849

0.254 (0.614) ^**

1.571

1.063–2.320

5.147 (0.023)^{* *}

1.489

1.008–2.200

4.001 (0.045)^{* * *}

  ≥ 10 MW

1.00

1.00

1.00

 Black and Others

1.099

0.747–1.617

0.229 (0.633) ^**

0.940

0.698–1.267

0.165 (0.685) ^**

1.192

0.895–1.596

1.401 (0.230) ^**

 White

1.00

1.00

1.00

 Yes

1.924

1.312–2.821

11.218 (0.001)^**

1.374

1.028–1.837

4.618 (0.032)^{* *}

1.632

1.234–2.158

11.784 (0.001)^**

 No

1.00

1.00

1.00

 No

1.256

0.650–2.427

0.460 (0.498) ^**

2.472

1.493–4.094

12.372 (0.000)^**

1.303

0.818–2.076

1.245 (0.264) ^**

 Yes

1.00

1.00

1.00

 Private

1.344

0.793–2.278

1.205 (0.272) ^**

2.415

1.594–3.658

17.326 (0.000)^**

1.507

1.013–2.241

4.097 (0.043)^{* *}

 SUS (Public)

1.00

1.00

1.00

 1st or 2nd

1.643

1.131–2.385

6.809 (0.009)^{* *}

1.477

1.106–1.973

6.987 (0.008)^{* *}

1.853

1.403–2.406

18.916 (0.000)^**

 3rd

1.00

1.00

1.00