both conditions showed elevation of catecholamines at end exercise compared to baseline , but catecholamine levels alt were significantly higher than the levels blt ( 2270 +/- 190 versus 900 +/- 230 pg/ml norepinephrine , p less than 0.001 ; 509 +/- 69 versus 150 +/- 18 pg/ml epinephrine , p less than 0.001 ) .
C0007412
catecholamines
C0028351
norepinephrine