Several factors can influence whether a fetus is viable, including:
Gestational age: The most critical factor, with survival rates increasing with each additional week of gestation. Birth weight: Higher birth weights are associated with better outcomes. Sex of the fetus: Female fetuses often have better survival rates than males at the same gestational age. Medical interventions: The availability and quality of neonatal intensive care can significantly impact survival. Prenatal care: Factors like maternal health, nutrition, and prenatal care quality also play crucial roles.