Table 1.
Demographic characteristics of the 3111 lung cancer screening participants
| Variable | No event (N = 2925) | CV event (N = 186) | P-value |
|---|---|---|---|
| Age (years) | 59.2 (55.9–63.3) | 60.8 (57.1–65.1) | 0.000* |
| Length height (cm) | 179.0 (174.8–183.0) | 178.0 (175.0–183.0) | 0.560* |
| Number of current smokers (%) | 1658 (56.7 %) | 128 (68.8 %) | 0.000** |
| Pack years | 38.0 (28.0–46.2) | 38.7 (29.7–49.5) | 0.019* |
| Coronary calcification volume (mm3) | 126.4 (6.8–528.6) | 590.2 (152.1–1441.4) | 0.000* |
| Aortic calcification volume (mm3) | 419.4 (74.0–1365.9) | 1352.7 (301.7–3128.6) | 0.000* |
| Number of individuals with aortic valve calcifications | 598 (20.4 %) | 59 (31.7 %) | 0.000** |
| Aortic valve calcification volume (mm3) | 96.3 (39.7–235.4) | 179.1 (71.6–387.1) | 0.002* |
| Number of individuals with mitral valve/annulus calcifications | 74 (2.5 %) | 11 (5.9 %) | 0.006** |
| Mitral valve/annulus calcification volume (mm3) | 140.8 (54.4–357.1) | 216.9 (44.5–356.4) | 0.977* |
Values are medians (first quartile–third quartile) or numbers (percentages)
Significant values are marked bold
*P-value based on Mann–Whitney U test
**P-value based on Chi square test