Bone mineral density reference values in Singaporean adults and comparisons for osteoporosis establishment – The Yishun Study

Table 5 Agreement in identification of lumbar spine osteoporosis between Hologic and Singapore cut-off values

Identification based on Singapore	Identification based on Hologic
Identification based on Singapore	Normal	Osteopenia	Osteoporosis
Women
Normal	59 (86.8)	9 (13.2)	0
Osteopenia	0	66 (88.0)	13 (16.5)
Osteoporosis	0	0	15 (100.0)
Men
Normal	107 (98.2)	2 (1.8)	0
Osteopenia	0	26 (78.8)	7 (21.2)
Osteoporosis	0	0	1 (100.0)

Values are shown as number of individuals in each subgroup, and percentage of row-wise total. Men: κ_ω = 0.85 (95% CI: 0.78–0.93); Women: κ_ω = 0.81 (95% CI: 0.74–0.88)

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