Table 3.
Comparison of patients by diagnostic profile on univariate and multivariate analysis
| Growth curve deviation before first symptoms a N = 66 |
Growth curve deviation after first symptoms N = 71 |
Univariate analysisa | Multivariate analysisa | |||||
|---|---|---|---|---|---|---|---|---|
| OR | 95% CI | p | aOR | 95% CI | p | |||
| ED demographic type | ||||||||
| Pubertal girls | 45 (68.2%) | 61 (85.9%) | 1.0 | – | – | 1.0 | – | – |
| Prepubertal girls | 10 (15.2%) | 5 (7.1%) | 2.7 | 0.9–8.7 | 0.08 | 0.6 | 0.1–2.6 | 0.5 |
| Boys | 11 (16.6%) | 5 (7.1%) | 2.9 | 0.9–9.4 | 0.05 | 1.8 | 0.2–13.3 | 0.6 |
| Parental situation | ||||||||
| Together | 50 (75.8%) | 61 (85.9%) | 0.5 | 0.2–1.2 | 0.1 | 0.2 | 0.04–0.8 | 0.03 |
| Separated | 16 (24.2%) | 10 (14.1%) | 1.0 | – | – | 1.0 | – | – |
| Residence | ||||||||
| Rural | 8 (12.1%) | 3 (4.2%) | 3.1 | 0.8–12.6 | 0.09 | 2.5 | 0.3–21.8 | 0.4 |
| Urban | 58 (87.9%) | 68 (95.8%) | 1.0 | – | – | 1.0 | – | – |
| Family history of ED | ||||||||
| Yes | 15 (22.7%) | 18 (25.4%) | 0.9 | 0.4–1.9 | 0.7 | |||
| No | 51 (77.3%) | 53 (74.6%) | 1.0 | – | – | |||
| Age at diagnosis (years), median (IQR) | 14.0 (12.7–14.8) | 14.0 (12.5–14.9) | 0.9 | 0.8–1.1 | 0.5 | |||
| Current BMI (kg/m2) (SD), median (IQR) | 0.3 (−0.7–1.1) | 0.4 (−0.2–1.1) | 0.9 | 0.7–1.2 | 0.5 | |||
| Weight loss rate (% body mass/month), median (IQR) | 0.4 (0.2–0.8) | 1.90 (1.1–3) | 0.09 | 0.04–0.2 | < 0.0001 | 0.07 | 0.03–0.2 | < 0.0001 |
a Reference group: Patients with growth curve deviation before first symptoms, i.e., longer auxological TTD than symptomatic TTD
BMI body mass index, ED eating disorder, OR odds ratio, aOR adjusted odds ratio, CI confidence interval