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Table 3 Mean frequency and standard deviation of self-injurious episodes

From: Effectiveness of step-down versus outpatient dialectical behaviour therapy for patients with severe levels of borderline personality disorder: a pragmatic randomized controlled trial

  Step-down DBTa Outpatient DBTb
LPC Sui LPC Amb LPC NSSI LPC Sui LPC Amb LPC NSSI
M SD M SD M SD M SD M SD M SD
Baseline 1.0 2.4 1.9 4.5 36.1 54.5 1.2 2.7 1.9 4.0 41.7 23.2
0–3 m .0 .2 3.7 13.5 13.6 34.5 .1 .3 1.0 3.9 23.2 53.1
3–6 m 1.2 4.2 1.4 6.0 23.3 52.6 .1 .3 .5 1.1 15.7 30.8
6–9 m .8 3.2 1.0 2.7 17.0 29.2 .2 .6 1.3 4.5 7.3 14.3
9–12 m .2 .7 .0 .2 4.5 9.0 .5 1.9 .9 2.1 8.6 14.0
  1. LPC Sui, LPC Amb, LPC NSSI = self-injury with respectively suicidal, ambivalent, non-suicidal intentions according to Lifetime Parasuicide Count; M mean, SD standard deviation; a Observations: N(Baseline) = 39, N(0–3 m) = 33, N(3–6 m) = 25, N(6–9 m) = 22, N(9–12 m) = 24; b Observations: N(Baseline) = 16, N(0–3 m) = 15, N(3–6 m) = 15, N(6–9 m) = 14, N(9–12 m) = 14