From birth +‎ -wise.

• Audio (US):

  (file)

birthwise (not comparable)

1. In terms of birth or births.
   • 1996, Terry Lee Anderson, Peter Jensen Hill, The Privatization Process: A Worldwide Perspective, page 160:

     Reading down both columns, the most hard-hit area, deathwise, was Sichuan and the most hard-hit area, birthwise, was Anhui province.