ketamine alone increased cbv by 11.7 +/- 6.6 ( group iii ) to 12.4 +/- 6.9 % ( group i ) ( mean +/- sd ) and increased csf pressure by 6.0 +/- 3.9 ( group i ) to 10.7 +/- 5.2 ( group iii ) cm h2o .
C0022614
ketamine
C0151740
increased csf pressure