Table 2. Non-invasive markers of subclinical atherosclerosis.

(A) Vascular inflammation by depression status. (B) Coronary plaque burden by depression status.

Parameter	Comorbid depression	No psychiatric history	p value
A
Vascular inflammation by FDG-PET/CT
Total aortic TBR	1.82 ± 0.34	1.66 ± 0.18	0.008
Aortic arch TBR	1.98 ± 0.36	1.84 ± 0.21	0.02
Descending aortic TBR	1.81 ± 0.37	1.65 ± 0.18	0.01
Suprarenal aortic TBR	1.90 ± 0.42	1.69 ± 0.24	0.007
Infrarenal aortic TBR	1.79 ± 0.40	1.59 ± 0.19	0.003
B
Plaque burden adjusted for luminal attenuation
Total burden (×100), mm2 [median (IQR)]	1.11 (0.85–1.49)	0.98 (0.81–1.22)	0.04
Non-calcified burden (×100), mm2 [median (IQR)]	1.10 (0.83–1.45)	0.93 (0.78–1.21)	0.03
Dense calcified burden (×100), mm2 [median (IQR)]	0.01 (0.005–0.03)	0.01 (0.003–0.03)	0.37

TBR = Target-to-Background Ratio.