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Table 3 Dynamic monitoring of serum iPTH, Ca and P levels after PTX procedure

From: Effects of parathyroidectomy on tumoral calcinosis in uremic patients with secondary hyperparathyroidism

Follow-up Effective group (Group A) Ineffective group (Group B) P value
Serum iPTH, pg/ml 2532.8 (1134.0, 2934.9) 629.0 (422.2, 1300.0) 0.101
 7 days 21.5 (7.7, 190.4) 56.0 (43.4, 70.9) 0.79
 3 months 72.0 (50.4, 126.1) 86.0 (65.0, 130.4) 1.00
 6 months 82.7 (58.9, 130.7) 56.5 (45.7, 78.0) 0.25
Serum Calcium, mmol/l 2.3 (2.3, 2.50) 2.2 (2.2, 2.4) 0.26
 7 days 2.2 (2.1, 2.3) 2.0 (1.9, 2.5) 0.65
 3 months 2.0 (1.8, 2.2) 2.3 (2.1, 2.4) 0.25
 6 months 2.0 (1.9, 2.2) 2.1 (2.0, 2.5) 0.393
Average dosage of calcium supplement a
 7 days (g) 13.8 (9.2, 15.0) 2.9 (1.9, 4.7) 0.036
 Serum Phosphate, mmol/l 2.6 (2.4, 2.8) 2.3 (2.2, 2.8) 0.57
 7 days 1.1 (0.9, 1.4) 1.6 (1.4, 1.8) 0.053
 3 months 1.2 (0.7, 1.7) 2.1 (2.0, 2.2) 0.025
 6 months 1.4 (0.9, 1.8) 2.4 (2.3, 3.0) 0.025
  1. Abbreviation: iPTH intact parathyroid hormone, Ca Serum Calcium, P Serum Phosphate, PTX parathyroidectomy
  2. a:Cumulative dose of calcium supplement within 1 week postoperatively, in the form of oral calcium carbonate tablets (40% elemental calcium) and intravenous calcium gluconate (9% elemental calcium)