Several factors can influence gestational age, including: - Maternal Health: Conditions like hypertension, diabetes, and infections can impact pregnancy duration. - Lifestyle Factors: Smoking, alcohol consumption, and inadequate nutrition can lead to preterm births. - Socioeconomic Status: Lower socioeconomic status is often associated with higher rates of preterm birth and other adverse outcomes. - Genetic Factors: Family history and genetic predispositions can also play a role.