Table 4.

Examining for the relationships between inflammatory markers and FUO diagnoses

	Infections	Neoplasms	CVD	Undiagnosed	Other diseases	F test	p
CRP (mg/l)	n = 392, 120.9 ± 108.6	n = 88, 129.2 ± 103.7	n = 71, 108.4 ± 84.1	n = 148, 120.6 ± 95.6	n = 61, 108.5 ± 121.5	0.58	0.6762
WBC (/μL)	n = 406, 9868.0 ± 6807.0	n = 90, 7602.3 ± 6183.9	n = 73, 11,129.8 ± 5610.1	n = 158, 8804.9 ± 5833.9	n = 60, 11,012.7 ± 21,297.9	2.69	0.0300
ESR (mm/h)	n = 349, 66.06 ± 52.49	n = 80, 66.9 ± 35.7	n = 70, 8.41 ± 33.5	n = 125, 61.8 ± 39.2	n = 54, 60.0 ± 39.1	1.59	0.1765
Ferritin (ng/ml)	n = 185, 875.2 ± 2574.2	n = 61, 2102.9 ± 4191.4	n = 63, 2788.5 ± 6451.3	n = 72, 1815.1 ± 4195.2	n = 36, 3477.4 ± 8707.5	3.82	0.0046
Cr (mg/dl)	n = 402, 1.0 ± 0.6	n = 87, 0.9 ± 0.3	n = 72, 0.8 ± 0.5	n = 153, 0.9 ± 0.8	n = 59, 0.9 ± 0.4	1.18	0.3195

CRP C-reactive protein, PCT procalcitonin, WBC white blood cell count, ESR erythrocyte sedimentation rate, Cr creatinine, CVD collagen vascular disorders