Table 5.
Association between CTCA findings and diabetes mellitus
| CTCA characteristics | Univariate | Multivariateb | ||
|---|---|---|---|---|
| Parameter estimate | p Value | Parameter estimate | p Value | |
| Patients | ||||
| Absence of CAD | 0.34 (0.22–0.52) | <0.0001 | 0.42 (0.26–0.68) | <0.0001 |
| Non-obstructive CAD | 1.11 (0.78–1.58) | 0.55 | – | – |
| Obstructive CAD | 2.78 (1.92–4.04) | <0.0001 | 2.44 (1.62–3.68) | <0.0001 |
| Single-vessel disease | 2.15 (1.39–3.34) | 0.001 | 1.85 (1.16–2.94) | 0.01 |
| Multivessel disease | 2.46 (1.45–4.18) | 0.001 | 2.08 (1.20–3.61) | 0.009 |
| Obstructive CAD in | ||||
| LM/LAD coronary artery | 2.45 (1.59–3.78) | <0.0001 | 2.08 (1.32–3.28) | 0.002 |
| RCA | 2.64 (1.63–4.25) | <0.0001 | 2.25 (1.36–3.74) | 0.002 |
| LCX | 1.87 (1.08–3.24) | 0.03 | – | – |
| Total Agatston CSa | 275.8 (197–354.6) | <0.0001 | 228.3 (152.9–303.7) | <0.0001 |
| Overall CAD among patients with CCS ≤ 10 | 2.03 (1.10–3.73) | 0.02 | 1.98 (1.04–3.79) | 0.04 |
| Obstructive CAD among patients with CCS ≤ 10 | 3.56 (1.36–9.31) | 0.009 | 4.54 (1.63–12.6) | 0.004 |
| Segments | ||||
| No. of diseased segmentsa | 2.04 (1.49–2.6) | <0.0001 | 1.6 (1.09–2.12) | <0.0001 |
| No. of segments with | ||||
| obstructive plaquesa | 0.45 (0.25–0.64) | <0.0001 | 0.38 (0.18–0.57) | <0.0001 |
| nonobstructive plaquesa | 1.6 (1.12–2.1) | <0.0001 | 1.23 (0.78–1.69) | <0.0001 |
Data are expressed as odd ratio (95% CI) or estimates of correlation (95% CI) when the dependent variable was respectively categorical or continuous (a). b After correction for baseline characteristics.