Table 2

Demographic and Clinical Characteristics of Participants by Quartile of CAC Density Score

Density Score, QuartileAll Participants (N = 3,398)
1 (n = 849)2 (n = 850)3 (n = 849)4 (n = 850)
Density range0.83–2.232.24–2.802.81–3.183.19–4.000.83–4.00
Age, yrs62.80 ± 10.0466.82 ± 9.4767.69 ± 8.6668.08 ± 9.0066.35 ± 9.53
Male441 (51.94)498 (58.59)511 (60.19)514 (60.47)1,964 (57.80)
Race/ethnicity
 Non-Hispanic white373 (43.93)407 (47.88)437 (51.47)280 (32.94)1,497 (44.06)
 African American202 (23.79)233 (27.41)203 (23.91)183 (21.53)821 (24.16)
 Hispanic186 (21.91)157 (18.47)139 (16.37)194 (22.82)676 (19.89)
 Chinese American88 (10.37)53 (6.24)70 (8.24)193 (22.71)404 (11.89)
Smoking status125 (14.74)105 (12.38)114 (13.48)92 (10.84)436 (12.86)
Systolic blood pressure, mm Hg127.89 ± 21.30131.44 ± 21.00132.94 ± 21.42130.98 ± 22.59130.81 ± 21.65
Blood pressure treatment340 (40.05)399 (46.94)415 (48.94)398 (46.82)1,552 (45.69)
Diabetes mellitus137 (16.16)163 (19.22)151 (17.93)156 (18.35)607 (17.92)
Total cholesterol, mg/dl195.54 ± 36.07195.70 ± 36.87193.91 ± 36.16193.31 ± 22.59194.62 ± 36.46
HDL-C, mg/dl49.00 ± 13.9149.11 ± 14.6848.78 ± 14.2950.76 ± 14.9949.41 ± 14.49
eGFR80.67 ± 18.4479.43 ± 18.1577.86 ± 24.2777.89 ± 17.8378.96 ± 19.87
Statin use167 (19.69)149 (17.53)186 (22.01)180 (21.18)682 (20.10)
ASCVD score0.14 ± 0.130.19 ± 0.140.21 ± 0.150.20 ± 0.150.19 ± 0.14
Volume score, mm330.26 ± 46.78183.83 ± 261.35427.51 ± 602.14389.78 ± 558.43257.86 ± 460.36
Agatston score22.32 ± 38.72186.57 ± 279.45499.11 ± 724.41463.59 ± 681.69292.92 ± 553.24
Agatston score1–4283–2,4934–6,0639–6,3161–6,316
Hard CHD49 (5.77)74 (8.72)81 (9.56)60 (7.07)264 (7.78)
Hard CVD77 (9.07)107 (12.60)115 (13.58)91 (10.72)390 (11.49)

Values are range, mean ± SD, or n (%).

Abbreviations as in Table 1.