Table 1 Baseline characteristics of women with and without psychosis at delivery hospitalizations (N=23,507,597)

Age, mean (SD), year

<0.0001

 12-18

11,707

7.13

1,230,611

5.27

<0.0001

 19-24

57,315

34.89

6,536,844

28.00

 25-29

43,579

26.53

6,569,694

28.14

 30-34

31,906

19.42

5,595,824

23.97

 35-39

15,497

9.43

2,758,774

11.82

 40-55

4,258

2.59

651,590

2.79

 White

92,341

56.22

10,269,706

43.99

<0.0001

 Black

24,594

14.97

2,756,003

11.81

 Hispanic

14,217

8.66

4,546,581

19.48

 Asian or Pacific Islander

1,761

1.07

1,041,542

4.46

 Native American

1,118

0.68

176,796

0.76

 Other

4,115

2.51

979,229

4.19

 Missing

26,115

15.90

3,573,478

15.31

 Quartile 1 (poorest)

55,646

33.88

6,240,956

26.74

<0.0001

 Quartile 2

43,865

26.70

5,759,232

24.67

 Quartile 3

36,093

21.97

5,646,070

24.19

 Quartile 4 (wealthiest)

24,844

15.13

5,248,090

22.48

 Missing

3,812

2.32

448,988

1.92

 Medicare

13,505

8.22

150,033

0.64

<0.0001

 Medicaid

100,197

61.00

10,016,502

42.91

 Private insurance

42,336

25.77

11,702,370

50.13

 Self-pay

3,387

2.06

735,501

3.15

 No charge

169

0.10

49,118

0.21

 Other

4,446

2.71

647,978

2.78

 Missing

221

0.13

41,835

0.18

Smoking

47,428

28.87

1,179,021

5.05

<0.0001

Alcohol/substance abuse

25,747

15.67

340,451

1.46

<0.0001

Non-psychotic depression

26,388

16.06

436,901

1.87

<0.0001

Pregnancy-related hypertension

17325

10.55

1859437

7.97

<0.0001

Pregestational diabetes

4,609

2.81

217,748

0.93

<0.0001

Preexisting hypertension

7,659

4.66

463,822

1.99

<0.0001

Infection

12,187

7.42

1,095,394

4.69

<0.0001

Previous cesarean delivery

29,066

17.70

3,804,658

16.30

<0.0001