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Table 5 Concordance in diagnosis of osteoporosis between DXA provided T-scores and actual T-scores

From: Reference Ranges for Bone Mineral Density and Prevalence of Osteoporosis in Vietnamese Men and Women

Diagnosis based on

Diagnosis based on femoral neck T VN

femoral neck T DXA

Normal

Osteopenia

Osteoporosis

Men

   

   Normal

14 (100.0)

0

0

   Osteopenia

29 (35.8)

52 (64.2)

0

   Osteoporosis

0 (0.0)

26 (65.0)

14 (35.0)

Women

   

   Normal

40 (97.6)

1 (2.4)

0

   Osteopenia

36 (19.4)

151 (80.6)

0

   Osteoporosis

0

61 (34.5)

116 (65.5)

  1. Values are shown as number of individuals in each subgroup, and percentage of row-wise total. Kappa statistic for men: κ = 0.41 (95% CI: 0.30 - 0.52); women: κ = 0.54 (95% CI: 0.48 - 0.60)