medical records were kept and examined for all athletes requiring treatment during a typical united states triathlon series ( usts ) race in 1986 ( 1,000 starters ; finish times , 2 to 4 hours ) , a typical ironman qualifier ( iq ) race in 1986 ( 622 starters ; finish times , 4 to 8 hours ) , and the 1982 through 1985 hawaii ironman world championships ( 4,583 starters ; finish times , 9 to 17 hours ) .
C0041703
united states
C0018619
hawaii