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Table 4 BMC Intra-rater reliability

From: Reliability of analysis of the bone mineral density of the second and fifth metatarsals using dual-energy x-ray absorptiometry (DXA)

Variable

MeanA1 (g/cm2)

MeanA2 (g/cm2)

ICC (95% CI)

SEM (%)

Fifth Metatarsal bone

 Proximal

1.87 ± 0.63

1.76 ± 0.66

0.91 (0.79–0.96)

11.0

 Shaft

1.32 ± 0.40

1.31 ± 0.44

0.90 (0.81–0.95)

10.4

 Distal

0.33 ± 0.11

0.31 ± 0.12

0.88 (0.73–0.95)

12.7

 Total

3.53 ± 1.08

3.38 ± 1.16

0.92 (0.83–0.96)

9.5

Second Metatarsal bone

 Proximal

1.11 ± 0.39

0.91 ± 0.34

0.65 (0.21–0.84)

23.0

 Shaft

1.68 ± 0.46

1.67 ± 0.51

0.96 (0.92–0.98)

5.8

 Distal

0.55 ± 0.21

0.54 ± 0.19

0.94 (0.87–0.97)

9.8

 Total

3.34 ± 0.89

3.12 ± 0.90

0.92 (0.71–0.97)

7.9

  1. Intra class Correlation Coefficient (ICC), Standard Error of Measure (SEM)