Solar Radiation and Vitamin D: Mitigating Environmental Factors in Autoimmune Disease
Table 3
Autoimmunity and factors that relate to vitamin D-sensitive diseases.
Parameters relating to vitamin D
Multiple Sclerosis
Type 1 diabetes
Rheumatoid arthritis
Autoimmune disease of thyroid
Inflammatory bowel disease
Incidence seasonality
+
+
+
+
−
Seasonality of birth
+
+
−
+
+
Latitude
+
+
+
N/A
+
Altitude
+
N/A
N/A
N/A
N/A
Temperature
+
+
N/A
+
N/A
BMI
+
+
+
N/A
+
Race (skin tone)
+
+
−
N/A
N/A
UV radiance
+
+
+
+
+
Vitamin D intake
+
+
+
+
+
Evidence from studies listed in the paper for positive correlation of vitamin D-sensitive parameters in each disease. +: positive correlation, −: negative correlation, N/A: information lacking.