Case Control Study
Copyright ©The Author(s) 2020.
World J Clin Cases. Jun 6, 2020; 8(11): 2150-2161
Published online Jun 6, 2020. doi: 10.12998/wjcc.v8.i11.2150
Table 3 Comparison of vitamin D concentrations between the normal bone mineral density group, reduced bone mineral density group, and osteoporosis group
GroupnAge (yr)Sex (M/F)Vitamin D (ng/mL)
Normal BMD5549.18 ± 11.2920/3514.20 ± 7.48
Reduced BMD7462.29 ± 12.28119/5514.12 ± 6.71
Osteoporosis5567.48 ± 9.20210/4512.94 ± 7.002
F(c2)2108.7704.71135.824
P value0.0000.0950.000