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Table 3 Mean BMD and BMC values of the affected and contralateral femoral neck and calcaneus for lower extremity sarcoma patients

From: Early decrements in bone density after completion of neoadjuvant chemotherapy in pediatric bone sarcoma patients

Scan region

Affected

Mean (95% CI)

Contralateral

Mean (95% CI)

p-value*

FN (n = 29)

   

aBMD (g/cm2)

0.877 (0.794 to 0.959)

0.993 (0.922 to 1.064)

p < 0.001

vBMD (g/cm3)

0.358 (0.328 to 0.388)

0.402 (0.384 to 0.420)

p < 0.001

BMC (g)

4.18 (3.66 to 4.69)

4.75 (4.22 to 5.28)

p < 0.001

Calc (n = 25)

   

aBMD (g/cm2)

0.457 (0.391 to 0.523)

0.583 (0.524 to 0.641)

p < 0.001

BMC (g)

1.47 (1.26 to 1.68)

1.87 (1.69 to 2.06)

p < 0.001

  1. BMD = bone mineral density, aBMD = areal bone mineral density (g/cm 2 ), vBMD = volumetric bone mineral density (g/cm 3 ), BMC = bone mineral content, CI = confidence interval, FN =femoral neck, Calc = calcaneus
  2. * Mann-Whitney U-test