Table 3.

Association of noncalcified coronary plaque with serologic findings and treatment from the same day (current) visit in our study group (n = 147). Data were missing for some variables.

Factor	Mean Noncalcified Plaque Score (SD)	p	Differences Between Subgroups in Mean Plaque Score Controlling for Age (95% CI)	p Controlling for Age
C3 < 79 mg/dl
No, n = 114	0.23 (0.30)	0.90	Reference group	0.53
Yes, n = 25	0.22 (0.27)		0.04 (−0.08, 0.16)
C4 < 2 mg/dl
No, n = 119	0.24 (0.30)	0.85	Reference group	0.32
Yes, n = 20	0.23 (0.29)		0.07 (−0.07, 0.20)
Lupus anticoagulant (dRVVT)
No, n = 107	0.23 (0.30)	0.59	Reference group	0.62
Yes, n = 23	0.26 (0.30)		0.03 (−0.10, 0.16)
Anticardiolipin IgG > 20
No, n = 126	0.22 (0.29)		Reference group
Yes, n = 9	0.42 (0.37)	0.046	0.22 (0.03, 0.41)	0.026
Current anti-dsDNA
No, n = 109	0.25	0.20	Reference group	0.80
Yes, n = 27	0.17		−0.02 (−0.14, 0.11)
Corticosteroids
No, n = 98	0.25 (0.30)	0.29	Reference group	0.66
Yes, n = 48	0.20 (0.27)		−0.02 (−0.12, 0.08)
Hydroxychloroquine
No, n = 24	0.22 (0.23)	0.79	Reference group	0.99
Yes, n = 122	0.24 (0.30)		0.00 (−0.12, 0.12)
Azathioprine
No, n = 134	0.24 (0.30)	0.53	Reference group	0.61
Yes, n = 13	0.18 (0.19)		−0.04 (−0.20, 0.12)
Methotrexate
No, n = 138	0.21 (0.26)	0.0001	Reference group	0.0001
Yes, n = 9	0.59 (0.50)		0.38 (0.19, 0.56)
Mycophenolate mofetil
No, n = 128	0.25	0.097	Reference group	0.52
Yes, n = 19	0.13		−0.04 (−0.18, 0.09)
NSAID
No, n = 91	0.25	0.45	Reference group	0.37
Yes, n = 55	0.21		−0.04 (−0.13, 0.05)
Physical global assessment
< 0.5	0.19	0.37	Reference group	0.27
0.5–0.99	0.27		0.08 (−0.02, 0.19)
1+	0.24		0.07 (−0.06, 0.19)
Current SLEDAI
0–2	0.23	0.71	Reference group	0.34
3+	0.25		0.05 (−0.05, −0.15)

dRVVT: dilute Russell’s viper venom test; NSAID: nonsteroidal antiinflammatory drugs; SLEDAI: Systemic Lupus Erythematosus Disease Activity Index.