Infants Born at Low Birthweight, by Mother's Age

Year(s): 2017

San Mateo CountyPercent
Under Age 15S
Ages 15-19S
Ages 20-245.2%
Ages 25-295.7%
Ages 30-346.3%
Ages 35-397.0%
Ages 40-4410.8%
Ages 45 and AboveS