Analysis of in vitro fertilization/intracytoplasmic sperm injection outcomes in infertile women with a history of thyroid cancer: a retrospective study

Table 3 Pregnancy outcomes after first IVF/ICSI treatment between the TC and control groups

Outcomes	TC group (n = 64)	Control group (n = 320)	P-value
Clinical pregnancy^a, No. (%)	23/64 (35.9)	111/320 (34.7)	0.848
Miscarriage^b, No. (%)	1/22 (4.3)	12/111 (10.8)	0.466^#
Live birth^c, No. (%)	22/64 (34.4)	99/320 (30.9)	0.589
Preterm delivery^d, No. (%)	2/22 (9.1)	10/99 (10.1)	> 0.999^e
Birth weight, g
Singleton	3469.4 ± 372.3	3336.5 ± 543.4	0.327
Twin	2486.3 ± 657.2	2633 ± 384	0.390

Abbreviations: TC thyroid cancer, ICSI intracytoplasmic sperm injection, IVF in vitro fertilization
^aClinical pregnancy was defined as at least one gestational sac in the uterus at 35 days after embryo transfer as identified by ultrasonography
^bMiscarriage was defined as loss of clinical pregnancy before 28 weeks’ gestation
^cLive birth was defined as delivery of at least one living fetus beyond 28 weeks of gestation
^dPreterm delivery was defined as delivery of living fetus before 37 weeks
^eFisher’s exact test

ISSN: 1477-7827