Group 1

Group 2

Group 3

Group 4

X2

P-value

TIMI before

0

N

45

60

3

6

140.545

0.001*

%

78.9%

80.0%

12.5%

14.0%

1

N

7

14

15

3

%

12.3%

18.7%

62.5%

7.0%

2

N

3

0

3

19

%

5.3%

0.0%

12.5%

44.2%

3

N

2

1

3

15

%

3.5%

1.3%

12.5%

34.9%

TIMI after

0

N

1

2

1

0

10.233

0.332

%

1.8%

2.7%

4.2%

0.0%

1

N

0

0

1

0

%

0.0%

0.0%

4.2%

0.0%

2

N

6

6

2

2

%

10.5%

8.0%

8.3%

4.7%

3

N

50

67

20

41

%

87.7%

89.3%

83.3%

95.3%