Table 2.

Pre-operative erythrocyte sedimentation rate and C-reactive protein in cases with idiopathic aortitis compared with control patients with non-inflammatory aortic aneurysms

	Cases	Controls	P value
Pre-operative ESR
Number tested	13	22
Pre-operative ESR, mm/hour
Mean ± SD	20.5 ± 11.6	11.3 ± 11.1	0.024
Median (range)	20 (2–40)	9 (0–40)
Subjects with elevated ESR	38%	9%	0.075
Pre-operative CRP
Number tested	5	6
Pre-operative CRP, mg/L
Mean ± SD	35 ± 50	3 ± 0.7	0.010
Median (range)	12 (2.5–119)	3 (1.2–3.2)
Subjects with elevated CRP, percentage	60%	0%	0.031

CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; SD, standard deviation.