Table 2.

Comparison of diagnosis and isolated bacteria between TP and NTP groups

	TP group	NTP group
	n = 17	n = 20	P-value
Diagnosis
Osteomyelitis, n (%)	9 (53)	7 (35)	0.331d
Artificial device infectiona, n (%)	2 (11)	3 (15)	1.000d
Pneumonia, n (%)	3 (17)	2 (10)	1.000d
Meningitis, n (%)	1 (6)	2 (10)	0.631d
Others, n (%)	2 (12)	6 (30)	0.246d
Bacterial strain
MRSAb, n (%)	8 (47)	9 (45)	1.000d
MR-CoNSc, n (%)	6 (35)	6 (30)	1.000d
Culture negative, n (%)	1 (6)	2 (10)	1.000d
Others, n (%)	2 (12)	3 (15)	1.000d

^awithout obvious osteomyelitis, ^bMRSA: methicillin-resistant Staphylococcus aureus, ^cMR-CoNS: methicillin-resistant coagulase-negative staphylococci, ^dFisher’s exact test