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Table 3 Reactions of ITP, ITPamp, ICP, ICPamp, ABP, ABPamp, CVP, CVPamp, during bolus infusions

From: Intercompartmental communication between the cerebrospinal and adjacent spaces during intrathecal infusions in an acute ovine in-vivo model

Sheep ΔITP (mmHg) ΔITPamp (mmHg) ΔICP (mmHg) ΔICPamp (mmHg) ΔABP (mmHg) ΔABPamp (mmHg) ΔCVP (mmHg) ΔCVPamp
(mmHg)
A 24.9 ± 2.3 2.5 ± 0.4 1.9 ± 0.3 1.4 ± 0.3 3.2 ± 0.9 1.1 ± 0.3 0.0 ± 0.1 0.3 ± 0.1
B 24.4 ± 0.8 2.7 ± 0.2 24.2 ± 1.0 1.1 ± 0.2 2.3 ± 0.8 1.3 ± 0.7 0.0 ± 0.2 0.1 ± 0.1
C 14.1 ± 2.0 2.1 ± 0.4 13.8 ± 1.1 1.3 ± 0.3 0.8 ± 0.9 1.0 ± 0.4 -0.0 ± 0.1 0.0 ± 0.1
D 14.0 ± 0.5 2.6 ± 0.4 9.8 ± 0.7 1.2 ± 0.2 4.1 ± 0.5 1.4 ± 0.3 0.0 ± 0.1 0.1 ± 0.1
E 42.2 ± 0.5 2.4 ± 0.3 2.3 ± 0.4 1.3 ± 0.2 0.7 ± 0.9 0.7 ± 0.1 0.1 ± 0.1 0.3 ± 0.1
F 13.8 ± 0.5 1.9 ± 0.1 13.5 ± 0.5 1.0 ± 0.2 8.4 ± 0.9 2.4 ± 0.4 0.6 ± 0.2 0.3 ± 0.2
  1. ITP, intrathecal pressure; ITPamp, intrathecal pressure pulse amplitude; ICP, intracranial pressure; ICPamp, intracranial pressure pulse amplitude; ABP, arterial blood pressure; ABPamp, arterial blood pressure pulse amplitude; CVP, central venous pressure, CVPamp, central venous pressure pulse amplitude