Occult Renal Calcifications in Patients with Normocalcemic Primary Hyperparathyroidism and Their Association with the Parathyroid Hormone-Vitamin D Axis

Table 1

General characteristics of the study patients.

Age (years)	67.97 ± 10.45
Gender (% female)	31 (91.2%)
Body mass index (kg/m^2)	26.17 ± 3.57
Abdominal circumference (cm)	86.43 ± 9.10
Serum PTH (pg/mL)	99.80 (83.83–131.70)
Serum 25(OH)D (ng/mL)	39.00 ± 8.88
Serum 1.25(OH)2D (pg/mL)	74.53 ± 26.37
Serum calcium (mg/dL)	9.34 ± 0.62
Serum phosphorus (mg/dL)	3.45 ± 0.57
eGFR (mL/min/1.73 m^2)	85.71 ± 13.14
Urinary calcium (mg/24 h)	127.50 (70.25–188.00)
Urinary pH	6.43 ± 0.50

Data presented as mean ± SD or median (interquartile range). PTH, parathyroid hormone; 25(OH)D, 25-hydroxyvitamin D; 1.25(OH)₂D, 1.25-dihydroxyvitamin D; eGFR, estimated glomerular filtration rate.