the data were analyzed first dividing all the paired arterial and transcutaneous gas tensions into those with and without cardiovascular drugs ( dopamine , isoproterenol ) , and second , the paired values were divided into those taken ( a ) during severe acidosis ( ph less than 7.25 ) , ( b ) hypotension ( less than 2 sd ) of normal , and ( c ) hypotension and acidosis .
C0013030
dopamine
C0020649
hypotension