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Table 2 Mean and standard deviation on the exposure variables separated by outcome and for the whole sample

From: Associations of impulsivity, hyperactivity, and inattention with nonsuicidal self-injury and suicidal behavior: longitudinal cohort study following children at risk for neurodevelopmental disorders into mid-adolescence

  

No NSSI or SB (n = 348)

NSSI (n = 32)

SB (n = 18)

Total (n = 391)

 

Range

Mean

SD

Mean

SD

Mean

SD

Mean

SD

Impulsivity

0–4

0.78

1.08

1.23

1.34

1.56

1.43

0.84

1.12

Hyperactivity

0–5

0.71

1.17

0.84

1.39

0.92

1.42

0.73

1.21

Inattention

0–9

2.39

2.60

3.78

2.81

3.47

2.83

2.53

2.64

  1. Note. NSSI = Nonsuicidal self-injury; SB = Suicidal behaviors; SD = Standard deviation
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BMC Psychiatry

ISSN: 1471-244X

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