Table 1 Characteristics of study subjects stratified by EF

From: Long-term effects of enteral feeding on growth and mental health in adolescents with anorexia nervosa—results of a retrospective German cohort study

  EF (n=71) No EF (n=137)   Total sample n=208
  n Mean (s.d.) n Mean (s.d.) P-valuea n Mean (s.d.)
Age at first hospitalization (years) 71 14.3 (1.6) 137 15.3 (1.6) <0.0001 208 14.9 (1.7)
Height at onset (m) 71 1.62 (0.08) 137 1.65 (0.08) 0.01 208 1.64 (0.08)
Height percentile at onset 71 51.8 (26.1) 137 53.3 (29.2) 0.72 208 52.8 (28.1)
Menarche was before onset of disease (%) 70 N=49 70.0% 131 N=104 79.4% 0.14 201 N=153 76.1%
BMI at first hospitalization (kg/m2) 70 14.3 (1.3) 134 15.1 (1.4) <0.001 204 14.8 (1.4)
BMI s.d. scores at first hospitalization 69 −2.7 (1.1) 134 −2.9 (1.1) 0.10 203 −2.75 (1.1)
BMI percentile at first hospitalization 70 1.7 (4.7) 136 2.7 (5.5) 0.2 206 2.3 (5.3)
Outpatient therapy before first hospitalization (%) 71 N=25 35.2% 137 N=48 35.0% 0.98 208 N=73 35.1%
Time between onset of disease and first hospitalization (weeks) 66 34.5 (23) 122 53.3 (49) 0.004 188 46.7 (42.7)
Duration of first hospitalization (days) 71 136 (98) 137 82 (48) <0.0001 208 100.5 (73.6)
BMI at first discharge (kg/m2) 68 17.1 (1.6) 132 17.4 (1.4) 0.24 200 17.3 (1.5)
BMI s.d. scores at first discharge 66 −1.28 (0.8) 128 −1.33 (0.8) 0.69 194 −1.31 (0.82)
Total number of hospitalizations 71 2.0 (1.4) 137 1.4 (0.9) 0.0002 208 1.63 (1.1)
Mental disorders at hospitalization 71 N=33 46.5% 137 N=62 45.3% 0.87 208 N=95 45.7%
Follow-up
 Time since last discharge (years) 71 7.2 (3.1) 137 5.8 (2.8) 0.002 208 6.3 (3.0)
 BMI at follow-up 67 19.7 (3.3) 131 19.6 (2.5) 0.8 198 19.6 (2.8)
  1. Abbreviations: BMI, body mass index; EF, enteral feeding.
  2. at-Test or Pearson’s χ2. Bold entries indicate P<0.05.