Birth rates by maternal age cohort from 2007 to 2015 in the United States

NOTE: For each age group, differences are significant from 2007 to 2014, 2007 to 2015, and 2014 to 2015 (p <0.05).

Reproduced from: Martin JA, Hamilton BE, Osterman MJ. Births in the United States, 2015. NCHS Data Brief 2016; 258:1.

Graphic 110511 Version 1.0