Document Classification

Section Type: RESULTS

Text: Differences were found in baseline characteristics among the three groups including (1) age (mean age for whites, 57. 2 years ; blacks, 54. 8 years ; Hispanics, 52. 8 years ; P <. 001), (2) sex (percentage of women for whites, 17. 6 ; blacks, 28. 7 ; Hispanics, 14. 3 ; P <. 001), and (3) risk factor prevalence : current smoking (percent for whites, 49. 4 ; blacks, 62. 1 ; Hispanics, 55. 1 ; P <. 003), history of hypertension (percent for whites, 36. 6 ; blacks, 55. 7 ; Hispanics, 39. 5 ; P <. 001), and diabetes mellitus (percent for whites, 11. 9 ; blacks, 22. 4 ; Hispanics, 19. 7 ; P <. 001).