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Table 1 Comparison of general clinical data before and after PSM in RI group and no-RI group

From: Coronary computed tomography angiography study on the relationship between the Ramus Intermedius and Atherosclerosis in the bifurcation of the left main coronary artery

  

Before PSM

   

After PSM

 
 

RI group

(N = 100)

No-RI group

(N = 100)

P

 

RI group

(N = 52)

No-RI group

(N = 52)

P

Age (years)

64.00(17)

57.00(16)

0.022&

 

61.94 ± 9.89

60.58 ± 11.12

0.510*

Gender (n%)

       

 male

57(57.0%)

44(44.0%)

0.066#

 

30(57.7%)

21(40.4)

0.078#

 female

43(43.0%)

56(56.0%)

 

22(42.3%)

31(59.6%)

hypertension (n%)

       

 yes

59(59.0%)

49(49.0%)

0.156#

 

31(59.6%)

26(50.0%)

0.325#

 no

41(41.0%)

51(51.0%)

 

21(40.4%)

26(50.0%)

diabetes (n%)

       

 yes

41(41.0%)

21(21.0%)

0.002#

 

15(28.8%)

13(25.0%)

0.658#

 no

59(59.0%)

79(79.0%)

 

37(71.2%)

39(75.0%)

hyperlipidemia (n%)

       

 yes

17(17.0%)

9(9.0%)

0.093#

 

7(13.5%)

6(11.5%)

0.767#

 no

83(83.0%)

91(91.0%)

 

45(86.5%)

46(88.5%)

smoke(n%)

       

 yes

17(17.0%)

13(13.0%)

0.428#

 

7(13.5%)

7(13.5%)

1.000#

 no

83(83.0%)

87(87.0%)

 

45(86.5%)

45(86.5%)

LAD-LCX(°)

90.50(33)

58.50(31)

< 0.001&

 

74.81 ± 20.64

75.92 ± 20.04

0.780*

  1. *, Student’s t test. #, Chi-square test. &, Nonparametric test