Table 2.
Mean peri-coronary adipose tissue attenuation across all vessels according to baseline characteristic variables.
| PCAT (HU) | PCAT(HU) | P | |||
|---|---|---|---|---|---|
| Age (years) | <60 | −75.6 ± 8.1 | ≥ 60 | −76.0 ± 8.5 | 0.511 |
| Sex | Male | −73.5 ± 6.8 | Female | −76.7 ± 6.9 | <0.001 |
| Body mass index (kg/m 2 ) | <30 | −74.3 ± 7.2 | ≥30 | −75.7 ± 6.7 | <0.01 |
| Atrial fibrillation | Yes | −76.0 ± 9.1 | No | −75.9 ± 8.3 | 0.912 |
| Previous coronary heart disease | Yes | −75.8 ± 8.4 | No | −75.9 ± 8.3 | 0.791 |
| Previous cerebrovascular disease | Yes | −75.2 ± 7.8 | No | −75.9 ± 8.3 | 0.343 |
| Previous peripheral vascular disease | Yes | −76.2 ± 6.4 | No | −74.9 ± 7.1 | 0.514 |
| Smoking status | Current/ex smoker | −76.1 ± 8.1 | Non-smoker | −75.6 ± 8.3 | 0.617 |
| Hypertension | Yes | −76.0 ± 7.8 | No | −75.9 ± 8.5 | 0.143 |
| Diabetes mellitus | Yes | −76.5 ± 7.8 | No | − 75.8 ± 8.4 | 0.113 |
| Family history of CHD | Yes | −76.3 ± 7.9 | No | −75.6 ± 8.7 | 0.311 |
| Hypercholesterolaemia | Yes | −75.9 ± 8.3 | No | −75.7 ± 8.3 | 0.751 |
| Typical angina | Yes | −75.0 ± 8.2 | No | −76.5 ± 8.3 | <0.001 |
| Cardiovascular risk score | <10 % | −76.09 ± 7.9 | >10% | −75.85 ± 8.4 | 0.742 |
| CCTA coronary stenosis | Obstructive (>70%) | −74.8 ± 8.3 | Non-obstructive | −75.8 ± 8.1 | 0.002 |
PCAT: Pericoronary adipose tissue attenuation expressed in mean ± SD
CCTA, coronary computed tomography angiography, CHD, coronary heart disease