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Table 1 Differences between inpatients with AN and AN+BPD

From: Impact of comorbid borderline personality disorder on the outcome of inpatient treatment for anorexia nervosa: a retrospective chart review

Variable AN AN+BPD p
Age (years); M (SD) 26.12 (9.55)
(N = 1092)
26.65 (6.85)
(N = 68)
.549
Female gender; N (%) 1059 (97.0)
(N = 1092)
68 (100)
(N = 68)
.146
No. of previous inpatient treatments; M SD) 1.94 (2.97)
(N = 1054)
3.86 (3.49)
(N = 65)
<.001
No. of previous psychotherapeutic treatments; M SD) 0.67 (0.96)
(N = 140)
1.44 (1.74)
(N = 9)
.222
No. of previous psychiatric treatments; M SD) 0.17 (0.43)
(N = 140)
0.89 (1.69)
(N = 9)
.240
Weight in kg at admission; M (SD) 40.40 (6.36)
(N = 1092)
41.88 (5.83)
(N = 68)
.061
BMI (kg/m2) at admission; M (SD) 14.5 (1.82)
(N = 1092)
14.99 (1.83)
(N = 68)
.030
Weight in kg at discharge; M (SD) 47.52 (7.33)
(N = 1001)
48.06 (6.62)
(N = 63)
.567
BMI (kg/m2) at discharge; M (SD) 17.09 (2.14)
(N = 1001)
17.18 (2.13)
(N = 63)
.728
Total weight gain in kg; M (SD) 7.26 (5.21)
(N = 1001)
6.19 (5.87)
(N = 63)
.117
Weekly weight gain in kg; M (SD) 0.61 (0.92)
(N = 1001)
0.61 (1.92)
(N = 63)
.974
Length of stay (days); M (SD) 85.33 (49.80)
(N = 1088)
87.44 (67.14)
(N = 68)
.741
Ability to work at discharge; N (%)    .756
 Fit to work 233 (21.3) 15 (22.1)  
 Unfit to work 409 (37.5) 28 (41.2)  
 Unclear 450 (41.2) 25 (36.8)  
  (N = 1092) (N = 68)  
Medication at discharge; N (%)    <.001
 Yes 594 (54.4) 57 (83.8)  
 No 498 (45.6) 11 (16.2)  
  (N = 1092) (N = 68)  
Discharge reason; N (%)    .148
 Regular 744 (68.1) 34 (50)  
 Against medical advice 136 (12.5) 14 (20.6)  
 To somatic hospital 42 (3.8) 5 (7.4)  
 Other reasons 170 (15.6) 15 (22.0)  
  (N = 1092) (N = 68)  
No. of psychiatric comorbidities (in addition to BPD in AN+BPD); N (%)    <.001
 0 348 (31.9) 8 (11.8)  
  ≥ 1 744 (68.1) 60 (88.2)  
  (N = 1092) (N = 68)  
  1. Note. AN anorexia nervosa, AN+BPD anorexia nervosa with comorbid Borderline personality disorder, BMI body mass index, M mean, SD standard deviation, p = statistical significance of independent t-tests for continuous and χ2-tests or Fisher’s exact test for categorical variables (corrected for unequal variances, if required), kg = kilogram