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Table 1 Characteristics of inpatients with BN and BN + BPD

From: Impact of comorbid borderline personality disorder on inpatient treatment for bulimia nervosa: analysis of routine data

Variable

BN

BN + BPD

p

Admission

 Age; M (SD)

25.41 (10.49)

26.03 (9.55)

0.466

 Female gender; N (%)

1082 (96.0)

165 (96.5)

0.761

 Weight (kg); M (SD)

62.21 (12.68)

63.61 (12.61)

0.282

 Previous inpatient treatments; M (SD)

0.15 (0.36)

0.44 (0.50)

0.001

 Previous outpatient treatments; M (SD)

0.74 (0.44)

0.73 (0.45)

0.944

Treatment course

 Length of stay (days); M (SD)

63.13 (33.47)

74.19 (45.48)

0.003

 Weekly weight gain (kg); M (SD)

0.12 (0.40)

0.21 (0.37)

0.065

 Total weight gain (kg); M (SD)

1.09 (3.60)

2.15 (3.80)

0.006

Discharge

 Weight (kg); M (SD)

63.75 (11.86)

65.99 (12.02)

0.077

 Discharge reason; N (%)

  

0.018

  Regular

940 (83.5)

131 (76.6)

 

  Against medical advice

24 (2.1)

2 (1.2)

 

  Transfer to other hospital

41 (3.6)

14 (8.2)

 

  Others

122 (10.8)

24 (14.0)

 

 Ability to work; N (%)

  

0.003

  Fit for work

379 (33.7)

38 (22.2)

 

  Unfit for work

283 (25.1)

60 (35.1)

 

  Unclear

464 (41.2)

73 (42.7)

 
  1. Note. BN bulimia nervosa, BN + BPD bulimia nervosa with comorbid Borderline Personality Disorder, p statistical significance of the test statistics t for continuous variables and χ2 for categorical variables, M mean, SD standard deviation, kg kilograms