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Table 5 Logistic regression models, prediction of new suicide attempts (fatal and non-fatal) within 6 months

From: Attention deficit hyperactivity disorder in adults who present with self-harm: a comparative 6-month follow-up study

 

Model

Predictor

Nagelkerke R2

χ2

P

B

SE

Wald

df

P

Exp(B)

95% CI

ADHD

.008

4.33

.04

       

ADHD

   

0.53

0.25

4.59

1

.032

1.70

1.05–2.76

ADHD + depression

.010

5.24

.07, ns

       

ADHD

   

0.50

0.25

3.97

1

.046

1.65

1.01–2.68

Depression

   

−0.19

0.20

0.89

1

.35, ns

0.83

0.56–1.23

ADHD + depression + EUPD

.054

28.37

<.001

       

ADHD

   

0.46

0.26

3.22

1

.073, ns

1.58

0.96–2.60

Depression

   

−0.28

0.21

0.02

1

.893, ns

0.97

0.65–1.46

EUPD

   

1.03

0.21

24.30

1

< 0.001

2.80

1.86–4.22

ADHD + depression + EUPD + trait impulsivity (SUAS 11) + sex + age

.072

37.67

<.001

       

ADHD

   

0.34

0.26

1.67

1

.20, ns

1.40

0.84–2.32

Depression

   

0.08

0.21

0.15

1

.70, ns

1.09

0.72–1.65

EUPD

   

1.00

0.22

20.11

1

< 0.001

2.69

1.75–4.14

Trait impulsivity (SUAS 11)

   

0.14

0.19

0.53

1

.47, ns

1.15

0.79–1.68

Sex

   

−0.22

0.20

1.22

1

.27, ns

0.80

0.54–1.19

Age

   

−0.02

0.01

5.87

1

.015

0.99

0.97–1.00

  1. ADHD Attention deficit hyperactivity disorder, EUPD Emotionally unstable personality disorder, SUAS Suicide Assessment Scale item 11, 2 points or more