With a combined weight of 1,385 g (3 lb 0.8 oz) Peyton (585 g (1 lb 4.6 oz)), Jackson (420g (14.8 oz)) and Blake (380g (13.4 oz)) Coffey (all USA) became the lightest triplets to survive when they were born by emergency Cesarean section at the University of Virginia Hospital, Charlottesville, Virginia, USA on 30 November 1998.

Peyton was discharged first on 12 March 1999, followed by Blake on 3 April 1999 and Jackson on 9 April 1999.