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Table 4 Baseline and post-study characteristic among study participants with and without return of menses M ± SD

From: Nine–month nutritional intervention improves restoration of menses in young female athletes and ballet dancers

  Return of menses (n = 10) No return of menses (n = 42) 0 vs. 0 9 vs. 9
0 9 0 vs. 9 0 9 0 vs. 9 p p
p p
EB (kcal/day) -44 ± 508 121 ± 188.0 NS -395 ± 352.7 52 ± 87.5 < 0.001 0.01 NS
EA (kcal/kg FFM/d) 31.0 ± 8.3 42.0 ± 7.8 <0.001 24.5 ± 8.8 38.9 ± 6.9 <0.001 0.05 NS
BW (kg) 57.4 ± 4.8 57.5 ± 4.1 NS 56.6 ± 6.6 57.2 ± 6.8 NS NS NS
BMI (kg/m2) 20.7 ± 1.2 20.8 ± 0.9 NS 19.7 ± 1.9 19.9 ± 2.0 NS NS NS
FM (%) 22.0 ± 2.9 22.8 ± 0.9 NS 19.3 ± 3.6 19.9 ± 3.4 NS 0.04 0.01
FM (kg) 12.6 ± 2.0 13.1 ± 1.1 NS 10.9 ± 2.6 11.4 ± 2.7 NS NS NS
FFM (%) 78.0 ± 2.9 77.2 ± 0.9 NS 81.7 ± 3.6 80.1 ± 3.7 NS 0.04 0.01
FFM (kg) 44.8 ± 4.0 44.4 ± 3.2 NS 45.7 ± 5.5 45.8 ± 4.7 NS NS NS
LH (mlU/mL) 2.78 ± 1.60 5.33 ± 1.97 0.016 3.22 ± 1.71 4.53 ± 1.61 0.002 NS NS
FSH (mlU/mL) 5.02 ± 2.38 6.08 ± 1.91 NS 5.16 ± 2.34 5.19 ± 1.53 NS NS NS
  1. 0 - before nutritional intervention, 9 – after 9 month of the nutritional intervention (post – study).