Table 2.

Comparison of mineral metabolism and other characteristics between participants with left ventricular hypertrophy and those without left ventricular hypertrophy

CharacteristicaLeft Ventricular HypertrophyNo Left Ventricular Hypertrophy
n (%)67 (11)520 (89)
Mineral metabolism
 FGF23, RU/ml147 (98–247)114 (79–175)b
 Serum calcium, mg/dl9.3 (9.1–9.5)9.2 (9.0–9.5)
 Serum phosphorus, mg/dl4.6 (4.2–5.3)4.4 (4.0–4.8)b
 Phosphorus z-score0.1 (−0.7 to 1.1)−0.3 (−1.1 to 0.6)b
 Serum 25OHD, ng/ml24 (13–33)28 (21–35)c
 Serum 1,25(OH)2D, pg/ml27 (21–34)34 (25–41)d
 Serum iPTH, pg/ml55 (42–107)48 (32–72)
Systolic BP z-score0.67 (−0.13 to 1.27)0.20 (−0.54 to 0.88)d
eGFR, ml/min per 1.73 m244 (35–58)52 (39–65)c
Hemoglobin z-score−1.25 (−2.49 to 0.29)−0.55 (−1.89 to 0.55)
Urine protein-to-creatinine ratio, mg/mg0.61 (0.21–1.40)0.31 (0.11–0.90)b
  • FGF23, fibroblast growth factor 23; 25OHD, 25-hydroxyvitamin D; 1,25(OH)D, 1,25-dihydroxyvitamin D; iPTH, intact parathyroid hormone.

  • a Median (interquartile range) is reported for continuous characteristics; percentage is reported for categorical characteristics.

  • b P<0.01.

  • c P<0.05.

  • d P<0.001.