Table 1 Differences between inpatients with AN and AN+BPD
| 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) |