Table 3 The maternal and neonatal outcomes between pregnancies with and without thyroid cancer

Gestational weeks of deliveries, weeks

39.0 (38.0, 40.0)

39.4 (38.6, 40.3)

0.816

GWG of all pregnancies, kg

14.0 (10.9, 16.0)

13.0 (9.0, 16.0)

0.012/ <0.001^a

GWG of full-term deliveries, kg

14.0 (11.0, 16.3)

13.0 (9.5, 16.0)

0.011/ <0.001^a

Late miscarriage, n (% of pregnancies)

2 (0.9%)

4 (0.0%)

0.001

Stillbirth, n (% of pregnancies)

2 (0.9%)

62 (0.2%)

0.055

Preterm deliveries, n (% of pregnancies)

9 (4.2%)

1706 (4.8%)

0.713

Cesarean section, n (% of deliveries)

83 (39.9%)

12,182 (34.2%)

0.086

GDM, n (% of pregnancies)

44 (20.8%)

6188 (17.4%)

0.194

HDP, n (% of pregnancies)

21 (9.9%)

2583 (7.2%)

0.137

Premature rupture of membranes, n (% of pregnancies)

54(25.5%)

10,927 (30.7%)

0.102

Placenta previa, n (% of pregnancies)

3(1.4%)

349 (1.0%)

0.468

Placenta abruption, n (% of pregnancies)

5(2.4%)

522 (1.5%)

0.246

Abnormally invasive placentation, n (% of pregnancies)

4(1.9%)

1006 (2.8%)

0.412

Postpartum hemorrhage, n (% of pregnancies)

46(21.7%)

6918 (19.4%)

0.401

Boy, n (% of deliveries)

105 (49.5%)

18,309 (51.4%)

0.593

Birthweight, g

3365 (3051, 3680)

3370 (3090, 3650)

0.823

Macrosomia, n (% of deliveries)

15 (7.1%)

2542 (7.1%)

0.974

LBW, n (% of deliveries)

9 (4.2%)

1143 (3.2%)

0.393

Neonatal TSH, µIU/mL

1.93 (1.31, 2.91)

1.79 (1.24, 2.67)

0.145

Full-term neonatal TSH, µIU/mL

1.93 (1.31, 2.92)

1.79 (1.24, 2.67)

0.121

Preterm neonatal TSH, µIU/mL

1.53 (1.25, 2.64)

1.86 (1.34, 2.62)

0.726