Table 3.

Imaging findings of inpatients with STB.

Year	Lesion sites							Involved number of vertebrae			Abscess
	C	CT	T	TL	L	LS	S	1	2	≧3	With	Without
2007	6	5	53	7	39	6	0	10	81	25	75	41
2008	8	8	59	11	40	11	1	16	92	30	87	51
2009	5	4	49	16	39	9	1	12	86	25	80	43
2010	11	3	59	12	47	13	1	17	104	25	98	48
2011	2	7	52	12	47	9	2	6	85	40	89	42
2012	8	1	55	10	60	14	3	13	101	37	109	42
2013	11	3	49	9	68	8	0	14	97	37	90	58
2014	12	2	28	14	52	12	1	10	79	32	81	40
2015	12	2	53	10	80	11	2	15	124	31	112	58
2016	13	6	35	8	55	17	0	10	86	38	82	52
Total	88	41	492	109	527	110	11	123	935	320	903	475
Rate (%)	6.4	3.0	35.7	7.9	38.2	8.0	0.8	8.9	67.9	23.2	65.5	34.5
χ2	81.027							17.655			6.582
P	0.01							0.479			0.681

C: Cervical; CT: Cervicothoracic; T: Thoracic; TL: Thoracolumbar; L: Lumbar; LS: Lumbosacral; S: Sacrococcygeal.