... defined as vitamin D insufficiency and vitaminD deficiency, respectively [27-29].Statistical analysisData were presented as a percentage or a mean value ±standard deviation. GraphPad Software ... Anti-U1-ribonucleoprotein(anti-U1-RNP), anti-Sm, anti-SSA, anti-SSB, anti-Jo1, anti-Scl70, and anti-cardiolipin (anti-CL) antibodies were analyzed in all patients by enzyme-linked immunoabsorbent assay(ELISA) in accordance with ... vitamin D level) wasfound in 5 of the UCTD cases.Correlation of clinical and laboratory parameters with plasma levels of vitamin DDermatological symptoms (photosensitivity, erythema, and discoid...