Table 2 Backward logistic regression analysis delineating predictors of stress among pregnant women

Trimester

Third

1

0.032

First

0.366

0.270

0.175

1.442

0.850

2.446

Second

0.605

0.230

0.009

1.831

1.166

2.877

Household income

0.256

0.150

0.087

1.292

0.964

1.733

Education levels

-0.187

0.089

0.035

0.829

0.697

0.987

Sleep latency

Good

1

Worse

0.785

0.194

< 0.001

2.192

1.500

3.203

Sleep duration

Good

 1

Worse

0.982

0.288

0.001

2.671

1.519

4.697

Sleep disturbance

Good

1

Worse

-1.097

0.225

< 0.001

0.334

0.215

0.519

Constant

− 0.913

0.342

0.008

0.401