Perioperative Nursing of Patients with Reoperation of Recurrent Parathyroid Carcinoma Invading the Upper Digestive or Respiratory Tract

Table 1

Baseline data of the 10 patients with recurrent parathyroid carcinoma.

Variables
Age, years (mean ± SD)	48.60 ± 14.60
Male, n (%)	7 (70%)
Diabetes, n (%)	2 (20%)
Hypertension, n (%)	2 (20%)
Heart disease, n (%)	1 (10%)
Position of initial occurrence in the parathyroid gland, n (%)
Left	3 (30%)
Upper	5 (50%)
Unknown	2 (20%)
Interval between the initial surgery and this surgery, years (mean ± SD)	2.23 ± 1.65
Average number of surgeries, times (mean ± SD)	4.00 ± 1.41
Preoperative serum calcium, mmol/L, median (range)	4.16 (3.20–4.68)
Preoperative PTH, pg/mL, median (range)	1954.75 (860–2830)

PTH: parathyroid hormone.