Abbreviations: SCCS, Southern Community Cohort Study; S.D., standard deviation; IU, International Units; UVR, ultraviolet radiation. aSelection/matching factor. bFrom food sources and multivitamin and
Abbreviation: 25(OH)D, 25-hydroxyvitamin D. 25(OH)D≤50, vitamin D deficiency; 50<25(OH)D<75, vitamin D insufficiency; 25(OH)D≥75, vitamin D sufficiency; *, p<0.01 compared to the 2nd and the 3rd trime
