Table 2 Univariate and multivariate analysis of factors associated with the auxological and symptomatic time to diagnosis (TTD)
From: Earlier diagnosis in anorexia nervosa: better watch growth charts!
| Auxological TTD | Symptomatic TTD | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Univariate analysis | Multivariate analysis | Univariate analysis | Multivariate analysis | |||||||||
| HR | 95% CI | p | aHR | 95% CI | p | HR | 95% CI | p | aHR | 95% CI | p | |
| ED demographic type | ||||||||||||
| Pubertal girls | 1 | – | – | 1 | – | – | 1 | – | – | |||
| Boys | 0.8 | 0.5–1.5 | 0.5 | 0.6 | 0.4–1.1 | 0.1 | 0.7 | 0.4–1.3 | 0.3 | |||
| Prepubertal girls | 0.7 | 0.4–1.3 | 0.3 | 0.6 | 0.4–1.1 | 0.1 | 0.7 | 0.4–1.3 | 0.3 | |||
| Parental situation | ||||||||||||
| Together | 1 | – | – | 1 | – | – | ||||||
| Separated | 0.9 | 0.6–1.6 | 0.9 | 0.8 | 0.5–1.3 | 0.3 | ||||||
| Residence | ||||||||||||
| Urban | 1 | – | – | |||||||||
| Rural | 1.0 | 0.5–1.9 | 0.9 | |||||||||
| Family history of ED | ||||||||||||
| No | 1 | – | – | 1 | – | – | 1 | – | – | |||
| Yes | 1.4 | 0.9–1.3 | 0.1 | 1.2 | 0.8–1.9 | 0.4 | 1.1 | 0.8–1.7 | 0.6 | |||
| Age at diagnosis (years) | 0.9 | 0.8–1.1 | 0.4 | 0.9 | 0.9–1.1 | 0.7 | ||||||
| Current BMI (kg/m2) | 0.9 | 0.8–1.1 | 0.3 | 0.9 | 0.9–1.1 | 0.9 | ||||||
| Weight loss rate (% of body mass/month) | 1.9 | 1.7–2.2 | < 0.001 | 1.9 | 1.6–2.2 | < 0.001 | 1.2 | 1.1–1.3 | < 0.001 | 1.2 | 1.1–1.3 | < 0.001 |