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

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)