birth (childbirth, parturition)

^[1]

Epidemiology

mean birth weight is 3300 g
birth rate at 30 year low in 2017
60.2 births per 1000 women age 15-44 (2017) 3% lower than in 2016^[1]
birth rate among teens age 15-19 fell 7%
cesarean section rate increased to 32%
preterm delivery rate increased, now nearly 10%
women in their early 40s were the only age group to see an increase in birth rates in 2017

↑ ^1.0 ^1.1 Hamilton BE, Martin JA, Osterman MJK et al Births: Provisional Data for 2017 NVSS Births: Vital Statistics Rapid Release. Report No. 004 CDC: May 2018 https://www.cdc.gov/nchs/data/vsrr/report004.pdf