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Table 2 Intra- and interobserver reproducibility

From: Myocardial area at risk and salvage measured by T2-weighted cardiovascular magnetic resonance: Reproducibility and comparison of two T2-weighted protocols

 

Protocol 1

(TE 65 msec; slice thickness 15 mm)

Protocol 2

(TE 100 msec; slice thickness 8 mm)

 

Mean difference

(± limits of agreement)

Mean difference

(± limits of agreement)

Area at risk, %LV

  

   Interobserver reproducibility

0 (± 6)

0 (± 8)

   Intraobserver reproducibility

0 (± 6)

1 (± 6)

Area at risk, g

  

   Interobserver reproducibility

-2 (± 10)

-6 (± 6)

   Intraobserver reproducibility

0 (± 12)

-3 (± 10)

Salvage index

  

   Interobserver reproducibility

0.00 (± 0.08)

-0.03 (± 0.06)

   Intraobserver reproducibility

0.01 (± 0.06)

-0.02 (± 0.08)

  1. Mean difference (± limit of agreement = 2 × standard deviation)
  2. LV, left ventricle; TE, time to echo.