Postoperative hypocalcemia developed in 231 (31.4%) patients, while a total of 230 patients (31.3%) had a postoperative PTH level of <12 pg/mL; among the 230 patients with PTH levels < 12 pg/mL, 147 patients (64%) developed temporary postoperative hypocalcemia compared to 84 of 504 patients (16.7%, p < 0.001) in the group with PTH levels > 12 pg/mL. Here, PTH is linked to Hypocalcemia.