Research Article
Darker Skin Color Measured by Von Luschan Chromatic Scale and Increased Sunlight Exposure Time Are Independently Associated with Decreased Odds of Vitamin D Deficiency in Thai Ambulatory Patients
Figure 4
Estimated sunlight exposure time (minutes/day) in patients with light brown, medium brown, and dark brown skin colors at outer forearm and inner upper arm. Note: data were expressed as mean ± SD. “∗” denotes ; “” denotes ; “b” denotes ; “c” denotes .
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