Average birth weight in the United States is roughly 3.4 kg.
Low birth weight, typically defined as under 2.5 kg, has been linked to health problems later in life. Higher familism also predicted lower rates of asthma in the children up to three years later.
Though one might expect to see healthier children from mothers who reported strong family support, familism is a cultural measure that exists outside of an individual's actual circumstances.
"Cultural beliefs and ideals can be distinct from one's present reality. Familism is about beliefs and ideals within families. That's why familism is referred to as a cultural resource," Abdou said.