Table 2.

Descriptive statistics of selected pregnancy-related variables.

Tested Variable	M ± SD
Age at delivery [years]	31.15 ± 4.92
Pre-pregnant BMI	24.48 ± 5.29
Gestational weight gain [kg]	13.42 ± 5.62
Birth weight [g]	3332.82 ± 602.08
Gestational age at birth (weeks)	38.80 ± 2.78
Newborn cord blood pH	7.27 ± 0.09
Maternal blood hemoglobin level	12.47 ± 1.40