Table 2.

Factors found to be related to awareness of osteoporosis on binary logistic regression analysis

Model variables	Heard of osteoporosis (%)		Heard of osteoporotic fracture (%)		Drinking milk (%)		Taking calcium (%)		Taking vitamin D (%)		Doing physical activity (%)
	OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P
Sex
Males	1.00	0.000	1.00	0.321	1.00	0.000	1.00	0.000	1.00	0.000	1.00	0.097
Females	1.27(1.15–1.41)		1.06(0.94–1.20)		1.32(1.21–1.46)		3.08 (2.65–3.57)		2.52 (2.05–3.09)		1.08(0.99–1.19)
Age (years)
40–49	1.00	0.007	1.00	0.024	1.00	0.000	1.00	0.000	1.00	0.000	1.00	0.000
50–59	0.99(0.88–1.13)	0.928	0.88(0.76–1.02)	0.079	1.04(0.93–1.17)	0.481	1.68(1.39–2.01)	0.000	1.48(1.15–1.92)	0.002	1.25(1.11–1.40)	0.000
60–69	1.19(1.04–1.35)	0.011	0.92(0.79–1.07)	0.257	1.16(1.02–1.31)	0.019	2.29(1.90–2.76)	0.000	1.89(1.46–2.45)	0.000	1.59(1.41–1.80)	0.000
≥70	1.15(0.98–1.36)	0.086	0.74(0.61–0.90)	0.003	1.53 (1.31–1.78)	0.000	2.90(2.33–3.61)	0.000	2.26(1.68–3.04)	0.000	1.64(1.40–1.91)	0.000
Educational background
Illiteracy	1.00	0.000	1.00	0.000	1.00	0.000	1.00	0.000	1.00	0.000	1.00	0.000
Primacy	1.28(0.97–1.69)	0.083	1.01 (0.74–1.39)	0.944	1.48(1.15–1.90)	0.002	0.85(0.56–1.30)	0.456	0.92(0.47–1.80)	0.815	0.97(0.76–1.24)	0.792
Junior	1.27(1.00–1.63)	0.054	0.98(0.74–1.29)	0.859	1.89(1.52–2.36)	0.000	1.46(1.01–2.09)	0.042	1.43 (0.80–2.53)	0.226	1.12(0.90–1.39)	0.307
Senior	1.42(1.11–1.81)	0.005	0.97(0.74–1.27)	0.823	2.40 (1.93–2.99)	0.000	2.31 (1.63–3.28)	0.000	2.61 (1.50–4.54)	0.001	1.30(1.06–1.61)	0.014
University	2.01 (1.57–2.58)	0.000	1.35(1.02–1.79)	0.035	3.69 (2.94–4.64)	0.000	5.22 (3.65–7.45)	0.000	5.70 (3.27–9.95)	0.000	1.72(1.38–2.14)	0.000
With osteoporotic fracture
No	1.00	0.000	1.00	0.013	1.00	0.693	1.00	0.000	1.00	0.000	1.00	0.000
Yes	1.72(1.48–2.00)		1.26(1.05–1.51)		0.97(0.83–1.13)		2.72 (2.30–3.22)		2.57(2.07–3.18)		1.64(1.41–1.91)

Abbreviations: CI, confidence interval; OR, odds ratio.