Risk-Based Screening for Thyroid Dysfunction during Pregnancy

Table 1

Demographic data of study groups.

Maternal age (years)	30.8 ± 4.7
Nulliparity	190 (48.5%)
Gestational age at examination
1st trimester	20 (5.1%)
2nd trimester	85 (21.7%)
3rd trimester	287 (73.2%)
Gestational age at delivery	34.3 ± 6.3
Cesarean delivery	176 (44.9%)
pH of umbilical artery	7.28 ± 0.55
Neonatal death	0