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Table 4 Clinical characteristics of relative hypoPT

From: Role of the 2018 American Thyroid Association statement on postoperative hypoparathyroidism: a 5-year retrospective study

Index

No hypoPT (N = 1043)

Transient hypoPT (N = 23)

P

Age

41.06 ± 11.05

45.22 ± 9.08

0.073

 ≥ 55 years

109 (10.5)

3 (13.0)

0.726

Gender

   

Male

333 (31.9)

6 (26.1)

0.552

Female

710 (68.1)

17 (73.9)

0.552

131I

546 (52.3)

16 (69.6)

0.102

BMI

23.23 ± 4.12

24.34 ± 2.81

0.207

> 24

376 (36.6)

12 (54.5)

0.084

Hypertension

84 (8.1)

3 (13.0)

0.426

Diabetes

31 (3.0)

0 (0)

1

Hypothyroidism

14 (1.3)

1 (4.3)

0.281

Hyperthyroidism

27 (2.6)

0 (0)

1

HD

229 (22)

2 (8.7)

0.197

NG

541 (51.9)

14 (60.9)

0.393

Pre PTH

4.96 ± 1.1

5.49 ± 1.03

0.020*

Pre Ca

2.35 ± 0.14

2.33 ± 0.08

0.610

Pre Mg

0.89 ± 0.09

0.95 ± 0.09

0.004*

Pre P

1.12 ± 0.20

1.07 ± 0.15

0.256

Pre 25-OH-VD

45.81 ± 17.02

50.00 ± 15.40

0.467

Carbon nanoparticles

787 (75.5)

18 (78.3)

1

Unintentionally resected PGs

0.09 ± 0.35

0.04 ± 0.21

0.486

≥ 1PG

83 (8.0)

1 (4.3)

1

Autotransplanted PGs

0.99 ± 0.77

1.26 ± 0.75

0.092

No PG

298 (28.6)

3 (13.0)

0.157

1 PG

474 (45.4)

12 (52.2)

0.522

 ≥ 2PGs

271 (26.0)

8 (34.8)

0.342

Neck dissection

   

UCND

277 (26.6)

8 (34.8)

0.378

BCND

766 (73.4)

15 (65.2)

0.378

ULND

184 (17.6)

7 (30.4)

0.114

BLND

21 (2.0)

0 (0)

1

Intraoperative blood loss (mL)

44.25 ± 41.11

57.83 ± 63.17

0.316

Intraoperative liquid infusion (mL)

1330 ± 700

1434 ± 895

0.494

Tumor characteristics

   

Isthmus

48 (4.8)

0 (0)

0.619

Multifocality

142 (14.1)

10 (43.5)

0.032*

Bilaterality

245 (24)

7 (33.3)

0.014*

Capsular invasion

227 (21.8)

2 (8.7)

0.197

Minor ETE

95 (9.1)

4 (17.4)

0.262

Major ETE

56 (5.4)

2 (8.7)

0.360

  1. BMI, Body mass index; HD, Hashimoto’s thyroiditis; NG, Nodular goiter; Pre, preoperative; PTH, Parathyroid Hormone; Ca, calcium; Mg, Magnesium; P, phosphorus; PG, Parathyroid Gland; UCND, unilateral central neck dissection; BCND, bilateral central dissection; ULND, unilateral lateral neck dissection; BLND, bilateral lateral neck dissection; ETE, extrathyroidal extension
  2. *P < 0.05