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Table 1 Anthropomorphic data and further patient details of 31 patients and correlation to preoperative calcitonin level

From: Calcitonin concentrations in patients with chronic kidney disease on hemodialysis in reference to parathyroidectomy

Anthropomorphic date Results (median/range) Correlation with preoperative calcitonin
Gender (male/female) 20 male 11 female r = 0.53 p < 0.01
Age at operation 59 years (range 25–78) r = 0.07 p = 0.35
Preoperative duration of dialysis 9 years (range 19 months to 22 years) r = 0.04 p = 0.42
Body mass index 25 kg/m2 (range 18 to 47) r = 0.46 p < 0.01
Patients on cinacalcet medication 12 patients r = 0.02 p = 0.46
Preoperative creatinine highest level 851 μmol/l (range 566 to 1389) r = 0.11 p = 0.27
Preoperative calcium level 2.6 mmol/l (range 2.0 to 2.9) r = 0.15 p = 0.21
Parathyroid hormone
 Preoperative parathyroid hormone 926 pg/ml (range 371 to 2146)a r = 0.09 p = 0.38
 Direct postoperative parathyroid hormone <5 pg/ml (range < 5 to 167)  
 Postoperative parathyroid hormone during course 42 pg/ml (range < 5 to 625)  
Calcitonin
 Preoperative calcitonin 8 pg/ml (range 2 to 165)  
 Postoperative calcitonin during course 3 pg/ml (range 1 to 192)  
  1. MTC, medullary thyroid carcinoma; CKD, chronic kidney disease; pg/ml, picogram per milliliter; bCT, basal calcitonin; CCH, C-cell hyperplasia; kg/m2, kilogram per square meter; PTH, parathyroid hormone; BMI, body mass index
  2. aOne patient suffered from persistent hyperparathyroidism after incomplete previous operation (PTH: 412 pg/ml)