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Table 2 Angiographic and procedural characteristics

From: Concomitant renal insufficiency and diabetes mellitus as prognostic factors for acute myocardial infarction

  Group I (n = 5700) Group II (n = 1730) Group III (n = 1431) Group IV (n = 1044) p Value
      Overall Linear†
Location of culprit coronary lesion (%)       
   Left anterior descending 2599(50) 759(47) 500(42) 365(42) < 0.001 < 0.001
   Left circumflex 888(17) 271(17) 179(15) 143(17) 0.354 0.208
   Right 1639(32) 544(34) 480(40) 326(38) < 0.001 < 0.001
   Left main 77(2) 40(3) 40(3) 35(4) < 0.001 < 0.001
No. of coronary arteries narrowed (%)       
   One vessel 2552(49) 580(36) 407(34) 203(23)‡§ < 0.001 < 0.001
   Two vessel 1524(29) 512(32) 388(32) 244(28)‡§ 0.039 0.543
   Three vessel 998(19) 455(28) 354(30) 372(43)‡§ < 0.001 < 0.001
   Multi-vessel 2645(51) 1041(64) 789(66) 673(77)‡§ < 0.001 < 0.001
ACC/AHA lesion score (%)       
   A 235 (5) 63(4) 49(4) 35(4) 0.679 0.342
   B1 855(18) 283(19) 174(16) 126(15) 0.087 0.078
   B2 1384(28) 449(30) 262(23) 204(25) 0.001 0.002
   C 2415(49) 724(48) 635(57) 455(56) < 0.001 < 0.001
Post-procedure TIMI flow ≥ III (%) 4541(93) 1394(93) 970(88) 689(88) < 0.001 < 0.001
  1. Groups are as in Table 1.
  2. Abbreviations: ACC/AHA, American College of Cardiology/American Heart Association; TIMI, thrombolysis in myocardial infarction.
  3. †Statistical significance for linear-by-linear association between categorical variables calculated using chi-square-test for trend.
  4. p < 0.05 Compared with Group I.
  5. p < 0.05 Compared with Group II.
  6. § p < 0.05 Compared with Group III.