Table 6 Factors associated with acute stress symptoms (IES-R ≥ 33) among pregnant women

 18–25

Ref

Ref

Ref

Ref

 26–30

.437

.226–.843

.014

.634

.301–1.334

.229

 31–40

.323

.168–.620

.001

.491

.222–1.085

.079

  > 40

.829

.178–3.856

.811

1.063

.193–5.854

.944

  < 40 h per week

Ref

Ref

Ref

Ref

 40 h per week

.697

.441–1.102

.697

.973

.577–1.640

.917

  > 40 h per week

.807

.365–1.782

.595

1.034

.417–2.564

.943

  < 40,000 SEK

Ref

Ref

Ref

Ref

 40,000 SEK

1.203

.744–1.944

.451

.764

.430–1.356

.358

  > 40,000 SEK

.585

.306–1.117

.104

.667

.334–1.332

.252

 Bachelor or above

.397

.257–.615

<.001

.541

.321–.913

.021

 With sick family members

1.304

.827–2.056

.253

1.342

.812–2.218

.252

 Yes

2.295

1.265–4.163

.006

2.407

1.260–4.597

.008

 Yes

.857

.362–2.033

.727

.665

.254–1.742

.406

 Yes

.705

.342–1.451

.342

.812

.378–1.741

.592

 Yes

.437

.209–.912

.027

.502

.222–1.136

.098

 Yes

.386

.114–1.306

.126

.612

.169–2.221

.459

 Yes

3.879

1.923–7.825

<.001

3.242

1.476–7.120

.003

 Yes

1.385

.871–2.203

.168

1.338

.796–2.249

.271