4. Discussion
In the present study, the relationship between pre-pregnancy BMI,
GWG, and the occurrence of adverse pregnancy outcomes has been examined.
Both birth weight and likelihood of macrosomia were related
to increasing maternal GWG. Although mean GWG was lower among
obese women than among non-obese women, it was still higher than
the IOM recommendation of 5–9 kg. Even when women in obesity classes
II and III did adhere to GWG recommendations, the birth weight was
significantly higher than among non-obese women and those in obesity
class I who also had a GWG in line with advised values