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Table 3 Psychiatric comorbidities of pregnant women screened positive for suicidal behavior by diagnostic codes vs. NLP

From: Screening pregnant women for suicidal behavior in electronic medical records: diagnostic codes vs. clinical notes processed by natural language processing

Psychiatric Comorbidities

Diagnostic codes (N = 196)

NLP (N = 486)

Reference group (N = 17,183)

n

%

n

%

n

%

Psychiatric Comorbidities

 Depression

171

87.24

353

72.63

5150

29.97

 Schizophrenia

10

5.10

10

2.06

95

0.55

 Bipolar

45

22.96

40

8.23

489

2.85

 PTSD

58

29.59

76

15.64

590

3.43

 Substance abuse

102

52.04

173

35.60

2332

13.57

 Anxiety

100

51.02

259

53.29

5184

30.17

Psychiatric comorbidities at encounters to Department Psychiatry/Mental Health/Behavioral Health (ever)

 Depression

93

47.45

180

37.04

1536

8.94

 Schizophrenia

7

3.57

4

0.82

43

0.25

 Bipolar

18

9.18

26

5.35

234

1.36

 PTSD

29

14.80

44

9.05

312

1.82

 Substance abuse

43

21.94

36

7.41

177

1.03

 Anxiety

30

15.31

113

23.25

1058

6.16

Psychiatric comorbidities at encounters to Emergency Department (Ever)

 Depression

128

65.31

80

16.46

608

3.54

 Schizophrenia

6

3.06

2

0.41

22

0.13

 Bipolar

25

12.76

8

1.65

76

0.44

 PTSD

28

14.29

9

1.85

54

0.31

 Substance abuse

74

37.76

57

11.73

652

3.79

 Anxiety

51

26.02

42

8.64

660

3.84

  1. Abbreviations: Natural language processing (NLP), post-traumatic stress disorder (PTSD)