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Table 3 Haemodynamic measurements and myocardial perfusion reserve index

From: Adenosine stress CMR T1-mapping detects early microvascular dysfunction in patients with type 2 diabetes mellitus without obstructive coronary artery disease

Adenosine Stress CMR

 

Healthy Controls

N = 16

T2DM

N = 31

P value

Rest RPP, bpm*mmHg

7673 ± 1334

8862 ± 1745

0.025

Stress RPP, bpm*mmHg

11,181 ± 2750

11,827 ± 1736

0.365

Increase in RPP, %

49 ± 18

38 ± 29

0.206

MPRI, ratio

2.01 ± 0.42

1.60 ± 0.44

0.008

  1. Values are mean ± standard deviations or percentages. T2DM indicates type 2 diabetes mellitus; CMR, cardiovascularmagnetic resonance; bpm, beats per minute; MPRI, myocardial perfusion reserve index; RPP, rate pressure product