Table 3.

Predictors of bone fractures among reproductive-age women.

CHARACTERISTICS	BONE FRACTURES, N = 64 (3.7%)
	SIMPLE LOGISTIC REGRESSION			MULTIPLE LOGISTIC REGRESSION
	CRUDE OR 95% CI	WALD (DF)	P-VALUE	ADJ OR 95% CI	WALD (DF)	P-VALUE
Age category (year)
35–39	1
40–44	0.636 (0.333, 1.216)	1.873 (1)	0.171
45–49	0.997 (0.550, 1.810)	0.000 (1)	0.993
Residency
Urban	0.938 (0.567, 1.552)	0.061 (1)	0.805
Rural	1
Education level
Low	1
High	1.555 (–0.890, 2.716)	2.403 (1)	0.121
Employment status #
Employed	1
Unemployed	0.885 (0.513, 1.527)	0.193 (1)	0.661
Marital status #
Currently married	1.938 (0.601, 6.255)	1.226 (1)	0.268
Single and/or widowed	1
BMI
Obese	1.245 (0.707, 2.194)	0.576 (1)	0.448
Non-obese	1
Co-morbidity (diabetes mellitus)
Yes	2.389 (1.107, 5.157)	4.921 (1)	0.027*	2.580 (1.173, 5.672)	5.559 (1)	0.018*
No	1			1
Co-morbidity (hypertension) #
Yes	1.117 (0.561, 2.223)	0.099 (1)	0.754
No	1
Lifestyle Active smoking #
Yes	0.772 (0.104, 5.733)	0.064 (1)	0.801
No	1
Passive smoking #
Yes	3.967 (2.243, 7.017)	22.434 (1)	<0.001*	4.012 (2.265, 7.107)	22.673 (1)	<0.001*
No	1			1
Physical activity
Low	1.056 (0.611, 1.827)	0.038 (1)	0.845
High	1
Micronutrients
Minerals
Calcium mg/day
<RNI 1,000 mg/day	1.079 (0.527, 2.211)	0.043 (1)	0.836
≥RNI 1,000 mg/day	1
Trace elements
Phosphorus mg/day
<RNI 700 mg/day	0.632 (0.251, 1.594)	0.946 (1)	0.331
≥RNI 700 mg/day	1
Magnesium mg/day
<RNI 320 mg/day	62245871.77 (0.000)	0.000 (1)	0.999
≥RNI 320 mg/day	1
Vitamins
Vitamin C mg/day
<RNI 70 mg/day	1.440 (0.855, 2.427)	1.879 (1)	0.170
≥RNI 70 mg/day	1
Vitamin K μg/day
<RNI 55 μg/day	1.627 (0.694, 3.812)	1.255 (1)	0.263
≥RNI 55 μg/day	1

*Significant at p-value <0.05