From: Vitamin D deficiency in undifferentiated connective tissue disease
UCTD patients Summer n = 161 | UCTD patients Winter n = 161 | Control Summer n = 59 | |
---|---|---|---|
Vitamin D insufficiency (<30 ng/mL) | 67 patients (41.6%) 21.0 ± 5.79a | 88 patients (54.3%) 18.4 ± 6.7b | 11 (18.64%) 25.0 ± 4.65c |
Vitamin D deficiency (<10 ng/mL) | 5 (3.1%) (1 RA, 4 UCTD) | 5 (3.1%) (2 RA, 3 UCTD) |