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Table 2 Comparisons with IPDEQ dimensional scores from national sample (N = 290)

From: Associations between personality disorder characteristics and treatment outcomes in people with co-occurring alcohol misuse and depression

Cluster IPDEQ dimensional scoring t df Sig. (2-tailed)
Current analysis National sample
Mean (SD, SE) Mean (SE)
Cluster A 0.41 (0.155, 0.009) 0.22 (0.002) 20.57 288 p < .001
Cluster B 0.37 (0.155, 0.009) 0.15 (0.002) 24.18 289 p < .001
Cluster C 0.49 (0.177, 0.010) 0.22 (0.002) 25.56 289 p < .001
Overall PD 0.42 (0.126, 0.007) 0.19 (0.001) 31.09 289 p < .001
  1. Note: IPDEQ International Personality Disorder Examination Questionnaire; t single sample t-test comparing mean scores for current study against national sample means