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Table 2 Frequencies, means, and standard deviations of the SITBI-G (n =111)a

From: The German version of the self-injurious thoughts and behaviors interview (SITBI-G): a tool to assess non-suicidal self-injury and suicidal behavior disorder

  Suicidal ideation Suicide plan Suicide gesture Suicide attempt Thoughts of NSSI NSSI
  M SD M SD M SD M SD M SD M SD
Precipitantsb             
Family 2.14 1.43 2.08 1.44 1.90 1.58 2.09 1.44 2.20 1.44 2.19 1.48
Friends 1.18 1.34 1.35 1.41 1.38 1.86 1.19 1.45 1.40 1.46 1.47 1.49
Relationships 1.11 1.38 1.31 1.50 1.48 1.60 1.09 1.32 1.26 1.50 1.22 1.51
Peers 1.39 1.36 1.13 1.33 1.10 1.58 1.00 1.36 1.12 1.31 1.20 1.39
Work/school 1.68 1.45 1.98 1.32 0.90 1.41 1.47 1.37 1.62 1.54 1.58 1.52
Mental state 3.14 1.06 3.35 0.88 2.38 1.24 3.33 0.97 3.22 1.01 3.15 1.20
Characteristics             
Painb - - - - - - 1.70 1.50 - - - -
Alcohol/drugs (% of time) 14.64 28.05 15.33 28.92 21.62 37.75 22.56 36.72 11.74 22.40 8.22 17.82
Number of peers with behavior before onset 0.75 1.72 0.60 1.55 5.76 21.49 3.26 15.13 1.95 3.59 1.97 3.77
Number of peers with behavior after onset 2.80 10.85 2.88 13.72 5.43 21.50 3.67 15.07 5.65 13.54 4.62 7.00
Peer influence before onsetb 0.41 1.00 0.16 0.69 0.88 1.13 0.42 1.12 0.95 1.36 0.80 1.29
Peer influence after onsetb 0.88 1.23 0.48 1.08 0.50 1.07 0.50 1.06 0.81 1.12 0.81 1.21
Future likelihood of behaviorb 2.00 1.41 1.75 1.25 1.00 1.05 1.60 1.29 2.45 1.51 2.12 1.58
  1. aIn order to ensure comparability of the results the table was designed in accordance to Nock and colleagues [23]. bScale of 0 (“low/little”) to 4 (“very much/severe”).