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Table 1 Baseline characteristics

From: Effects of substance use disorder on treatment process and outcome in a ten-session psychiatric treatment for borderline personality disorder

Variables Condition       p value*  
None n = 48(%) Alcohol n = 20 (%) Other SUD n = 10(%) Both n = 21 (%)     
female 16 (33) 9 (45) 1 (10) 5 (24)    0.234  
Marital status        0.396  
 Never married 25 (52) 8 (40) 3 (30) 14 (67)     
 Married 13 (27) 9 (45) 4 (40) 4 (19)     
 Separated, divorced 10 (21) 3 (15) 3 (30) 3 (14)     
Employment        0.450  
 Unemployed 35 (73) 16 (80) 7 (70) 17 (81)     
 Protected activity 2 (4) 2 (10) 1 (10) 2 (10)     
 Part-time 2 (4) 1 (5) 2 (20) 1 (5)     
 Full-time 8 (17) 1 (5) 0 (0) 1 (5)     
Treatment status        0.116  
 completers 36 (75) 12 (60) 10 (100) 16 (76)     
 drop-out 12 (25) 8 (40) 0 (0) 5 (24)     
      Test value df p value Post-Hoc
Agea, years         
 mean 32.6 36.8 28.1 29.0 2.562 (3,95) 0.059  
 s.d. 9.7 11.3 7.6 11.8     
Current DSM-IV diagnosesb         
 number of Axis I diagnoses (mean) 1.40 0.75 1.40 0.95 13.207 3 0.004 None vs OHc
 (s.d.) 0.77 0.72 0.97 1.16     
Presence of Axis II diagnoses*         
 n 22 8 0 5    0.016 None vs Other SUDd
 % 46.8% 40.0% 0.0% 23.8%     
Educationa, years         
 mean 11.74 10.65 10.70 11.14 2.235 (3,94) 0.089  
 s.d. 1.84 1.39 1.95 2.01     
OQ-45a         
 mean 92.19 92.95 102.00 101.00 1.101 (3,95) 0.390  
 s.d. 24.15 18.71 32.38 22.08     
BSLa         
 mean 1.80 1.80 1.65 1.94 0.132 (3,58) 0.941  
 s.d. 0.91 1.10 1.13 0.79     
GAFa         
 mean 63.02 61.25 62 59.095 0.955 (3,95) 0.417  
 s.d. 8.55 9.44 9.19 9.42     
Number of BPD symptomsa         
 mean 6.35 6.85 6.80 7.00 1.360 (3,95) 0.260  
 s.d. 1.42 1.35 1.40 1.30     
WAIa         
 mean 57.22 52.77 57.36 60.96 0.974 (3,78) 0.409  
 s.d. 11.70 18.00 12.49 15.09     
  1. Values are expressed as numbers (with percentages in parentheses) or as means
  2. OQ-45 Outcome Questionnaire – 45.2, BSL Borderline Symptom List, GAF Global Assessment of Functioning, BPD Borderline Personality Disorder, WAI Working Alliance Inventory
  3. *Fisher’s exact test
  4. aOne-way ANOVA
  5. bKruskal-Wallis rank sum test
  6. cSignificant results from post-hoc test: Mann–Whitney-Wilcoxon test, significant threshold set at 0.05/6 = 0.0083
  7. dSignificant results from post-hoc test: Fisher’s exact test, significant threshold set at 0.05/6 = 0.0083
  8. Significant p-values are in bold