Table 1 Baseline demographics by CMR field strength cohort

n

10

10

Age (years)

56.6 ± 14.0

52.6 ± 10.6

LAD IRA (n, %)

3 (30%)

4 (40%)

LCX IRA (n, %)

2 (20%)

2 (20%)

RCA IRA (n, %)

5 (50%)

4 (40%)

Treatment strategy

IRA-only PCI: n = 3 (30%) Complete revascularisation: n = 7 (70%)

Vasodilator treatment group: n = 7 (70%) Control group: n = 3 (30%)

CMR time post STEMI (d)

3.7 ± 1.3

3.4 ± 2.1

LVEDM (g)

111.6 ± 21.9

107.1 ± 23.1

LVEDV (ml)

179.9 ± 33.8

169.3 ± 35.2

LVESV (ml)

94.7 ± 20.9

94.4 ± 32.3

LVEF (%)

47.2 ± 7.8

45.4 ± 8.1

LGE image quality

2.5 ± 0.6

2.2 ± 0.6

T2w-STIR image quality

2.6 ± 0.5

2.1 ± 0.3