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Table 5 Bone mineral mass and body composition (means/SD) according to the general outcome - sample 1 (n = 52), p-values refer to a t-test for dependent samples and indicate differences between first examination and follow-up

From: Bone mineral density in partially recovered early onset anorexic patients - a follow-up investigation

Outcome good
n = 26
intermediate
n = 20
poor
n = 6
BMI (kg/m 2 ) 20.5 (± 2.2) 20.6 (± 3.0) 17.1 (± 2.6)
FBM (%) 27 (± 8)**
p < 0.001 (+)
25 (± 8)**
p < 0.001 (+)
19 (± 7)*
p = 0.021 (+)
Δ FBM (Mean/SD) 0.13 (± 0.10) 0.11(± 0.07) 0.12 (± 0.10)
LBM (kg) 39 (± 5)**
p < 0.001 (+)
39 (± 3)*
p = 0.001 (+)
36 (± 4)
p = 0.062 (+)
Δ LBM (Mean/SD) 4.94 (± 6.5) 3.90 (± 3.48) 4.27 (± 4.28)
BMD (g/cm 2 ) 1.10 (± 0.07)**
p = 0.000 (+)
1.09 (± 0.06)
p = 0.050 (+)
1.02 (± 0.08)
p = 0.125 (-)
Δ BMD (Mean/SD) 0.08 (± 0.07) 0.02 (± 0.05) -0.03 (± 0.04)
BMC (kg) 2.43 (± 0.30)**
p < 0.001 (+)
2.38 (± 0.3)**
p < 0.001 (+)
2.04 (± 0.3)
p = 0.872 (+)
Δ BMC (Mean/SD) 0.08 (± 0.07) 0.02 (± 0.05) -0.05 (± 0.04)
BMC/LBM (at follow-up) 0.062 (± 0.008)
p = 0.15
0.060 (± 0.007)
p = 0.53
0.054 (± 0.004)*
p < 0.05
Δ BMC/LBM (Mean/SD) -0.003 (± 0.008) -0.001 (± 0.008) +0.007 (± 0.004)
  1. + = increase, - = decrease
  2. * p < 0.05; ** p < 0.001