Score            Probability of crossing                               in <30 minutes

 0                              92.3%

 1                              58.3%

 2                              34.8%

 

≥ 3                            22.2%

Morino et al., JACC Cardiovasc Interv. 2011 Feb; 4:213-21

Score               Technical success

 0                              98.2%

 1                              97.5%

 2                              91.6%

≥ 3                            76.7%

 

Christopoulos et al., JACC Cardiovasc Interv. 2016 Jan; 11:1-9

Score               Technical success

 0 - 1.0                      88.3%

1.5 - 2.5                    73.1%

3.0 - 4.5                    59.4%

≥ 5.0                         46.2%

Alessandrino et al., JACC Cardiovasc Interv. 2015 Oct; 8:1540-8

Score               Technical success

 0                             96.8%

 1                             96.4%

 2                             71.9%

≥ 3                           58.8%​

Galassi et al., JACC Cardiovasc Interv. . 2016 May; 9:911-22

Score                In-hospital MACE

 0 - 2                         0.2%

 3 - 4                         2.0%

  ≥ 5                          6.6%

Danek et al., JAHA 2016 Oct; 5(10)

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