Table 2.
Distribution of abdominal aortic calcium by sex and age group in the healthy referent sample and across all study participants.
| Men | Women | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Age (years) | <45 | 45-54 | 55-64 | 65-74 | ≥75 | <45 | 45-54 | 55-64 | 65-74 | ≥75 |
| Referent Men (N=803) | Referent Women (N=853) | |||||||||
| NREF | 368 (58.5%) | 250 (46.5%) | 110 (40.7%) | 57 (35.6%) | 18 (25.4%) | 293 (71.6%) | 318 (58.1%) | 154 (43.3%) | 69 (33.3%) | 19 (22.9%) |
| NREF with AAC>0 | 57 (15.5%) | 113 (45.2%) | 90 (81.8%) | 52 (91.2%) | 18 (100.0%) | 23 (7.8%) | 72 (22.6%) | 91 (59.1%) | 60 (87.0%) | 19 (100.0%) |
| AAC (Agatston score) | ||||||||||
| Median [IQR] | 0 [0,0] | 0 [0,26] | 109 [6,803] | 1149 [284,3292] | 2340 [1051,4790] | 0 [0,0] | 0 [0,0] | 24 [0,295] | 270 [36,1332] | 2130 [1227,4360] |
| 90th percentile | 7 | 231 | 1922 | 4914 | 8177 | 0 | 73 | 946 | 2263 | 5742 |
| All Men (N=1665) | All Women (N=1602) | |||||||||
| N | 626 | 538 | 270 | 160 | 71 | 409 | 547 | 356 | 207 | 83 |
| N with AAC>0 | 140 (22.4%) | 310 (57.6%) | 233 (86.3%) | 152 (95.0%) | 71 (100.0%) | 67 (16.4%) | 186 (34.0%) | 259 (72.8%) | 185 (89.4%) | 83 (100.0%) |
| AAC (Agatston score) | ||||||||||
| Median [IQR] | 0 [0,0] | 6 [0,152] | 403 [31,1335] | 1998 [523,4378] | 3450 [1444,7186] | 0 [0,0] | 0 [0,34] | 127 [0,748] | 833 [138,2493] | 2403 [1013,4938] |
| 90th percentile | 47 | 828 | 3561 | 7199 | 12158 | 24 | 286 | 2195 | 4625 | 7358 |
| Participants with high (>90th percentile) abdominal aortic calcium | ||||||||||
| N > 90th | 102 (16.3%) | 115 (21.4%) | 51 (18.9%) | 35 (21.9%) | 12 (16.9%) | 67 (16.4) | 103 (18.8%) | 73 (20.5%) | 54 (26.1%) | 14 (19.4%) |