Table 2 Summary of modified remodeling index (mRI) and vessel dimension measurements in different AHA-lesion-type

Modiefied remodeling index

1.94 ± 0.67

2.4 ± 0.93

2.37 ± 0.82

2.76 ± 1.10

2.75 ± 1.09

<0.0001

9.21

0.11

AHA LTs: I vs III; I vs IV/V; I vs VI; I vs VII

Lumen area [mm²]

20.8 ± 8.7

22.4 ± 0.5

15.1 ± 7.8

15.4 ± 7.1

21.4 ± 10.7

<0.0001

6.74

0.08

AHA LTs: I vs IV/V; III vs IV/V; III vs VI; IV/V vs VII

Wall area [mm²]

21.4 ± 4.9

31.1 ± 8.0

39.5 ± 13.0

52.8 ± 34.5

34.8 ± 10.0

<0.0001

39.85

0.34

AHA LTs: I vs III; I vs IV/V; I vs VI; vs VII; III vs IV/V; III vs VI; IV/V vs VI; VI vs VII

Outer wall area [mm²]

42.3 ± 13.1

53.5 ± 18

54.6 ± 17.0

68.3 ± 38.9

56.2 ± 18.4

<0.0001

12.16

0.14

AHA LTs: I vs III; I vs IV/V; I vs VI; I vs VII; III vs VI; IV/V vs VI

Normalized wall index

0.53 ± 0.06

0.6 ± 0.08

0.73 ± 0.09

0.76 ± 0.08

0.63 ± 0.10

<0.0001

76.83

0.50

AHA LTs: I vs III; I vs IV/V; I vs VI; I vs VII; III vs IV/V; III vs VI; IV/V vs VII; VI vs VII

Wall thickness [mm]

1.3 ± 0.1

1.8 ± 0.2

2.4 ± 0.6

2.8 ± 0.9

2.0 ± 0.4

<0.0001

108.80

0.59

AHA LTs (all): I vs III; I vs IV/V; I vs VI; I vs VII; III vs IV/V; III vs VI; III vs VII; IV/V vs VI; IV/V vs VII; VI vs VII