Table 1 Evidence on predictors of LOS in inpatients with AN
DV | Positive predictors | Negative predictors | Non-influential variables |
|---|---|---|---|
LOS | age [36] previous admission [34] comorbid mental disorder [35, 45]aduration of illness [45]a NG tube feeding [45, 46]ainvoluntary admission [46]a | t0 BMI [34] [35]aminimum weight after onset [36] adherence to therapeutic contract [45]a | treatment site, area of residence, menstrual status, education, abnormal white cell count [34] age at onset, t0 weight, duration of illness, previous admissions [36] previous admission, age at onset, t0 BMI, duration of untreated illness, distance from hospital, socioeconomic level, menstrual status, education [45]a age, gender, number of comorbidities, time (2005-2009) [35]a |