Table 3 Risk factor identification of biochemical hypocalcemia

Age (>45/<45)

1.361

0.250

Sex(male/female)

0.438

0.012

2.150

1.126, 4.104

0.020

Po hypomagnesemia

2.158

0.008

2.030

1.146, 3.595

0.015

Po hyperphosphatemia

1.494

0.122

Pathological diagnosis (malignancy/benign)

/

>0.999

TTx/CT

0.736

0.804

bilateral/unilateral CND

/

>0.999

TTx + BCND

1.075

0.786

Lateral nodal dissection

0.800

0.549

T1-T2/T3-T4

0.783

0.347

Po iPTH < 1.6 pmol/L

1.664

0.055

Relative decline of iPTH > 70%

1.520

0.114

Thyroiditis

0.766

0.464

Hyperthyroidism

1.111

0.899

Autotransplantataon of PTG

1.297

0.330

Identification of PTG (≥3/<3)

1.342

0.765