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. 2017 Aug 25;32(5):941–952. doi: 10.1080/02699931.2017.1368456

Table 2. Regression analyses predicting odds of self-injury (left panel) and frequency of NSSI (right panel).

Variable Odds of NSSI Frequency of NSSI
B SEB Wald Exp(B) p 95% CIa B SEB β t p 95% CIb
Step 1
 Positive affect −.41 .15 7.72 .66 .006 .50–.89 1.13 1.18 .10 .96 .34 3.46–1.19
 Negative affect .004 .17 .001 .99 .98 .72–1.38 1.51 1.25 .14 1.21 .23 .97–3.99
 Psych. distress .64 .19 11.78 1.89 .001 1.31–2.71 1.80 1.39 .16 1.30 .20 .94–4.54
 Affect intensity .12 .14 .75 1.13 .39 .86–1.48 −2.20 1.07 −.19 2.06 .04 −4.32–.08
Step 2
 Repetitive thinking .30 .16 3.67 1.35 .07 .98–1.86 .34 1.17 .03 .29 .77 1.99–2.66
 Use of imagery .009 .14 .005 1.01 .95 .78–1.32 .69 1.12 .06 .62 .54 2.91–1.52
 Vividness of imagery .02 .13 .01 1.02 .91 .78–1.32 1.49 1.10 .13 1.36 .18 3.66–.67
Step 3c
 PA × NA −.34 .18 3.56 .72 .06 .51–1.01 −3.57 1.26 −.37 2.84 .005 −6.05–1.08
 NA × SUIS .51 .20 6.44 1.67 .002 1.12–2.49            
Final model χ2 = 75.81, p < .001 R = .54, R2 = .29, p = .01

a95% confidence intervals for Exp(B).

b95% confidence intervals for B.

cFor ease of presentation only significant interactions are included in the table; statistically significant results are highlighted in bold text.

PA: positive affect; NA: negative affect; K10: psychological distress; SUIS: spontaneous use of imagery: VVIQ: vividness if imagery.