showed a trendp = 0.078
From low- to high-pressure, pulse pressure (Δ P ) increased by 8 mmHg ( p < 0.001) and distensibility showed a trend towards decrease: from 7 MPa −1 to 4 MPa −1 , p = 0.078 for caudal and from 6 MPa −1 to 3 MPa −1 , p = 0.020 for cranial.