large arteriovenous differences were present during cardiac arrest in patients whose ventilation was mechanically sustained , whether sodium bicarbonate had been administered ( ph , 7.27 vs. 7.07 ; pco2 , 5.8 vs. 8.6 kpa [ 44 vs. 65 mm hg ] ) or not ( ph , 7.36 vs. 7.01 ; pco2 , 3.7 vs. 10.2 kpa [ 28 vs. 76 mm hg ] ) .
C0018790
cardiac arrest
C0074722
sodium bicarbonate