表 1.

纳入文献的一般情况

Study characteristics of included studies

No.	Author	Year	Study type	S	E	Follow-up/months	Initial failure(S/E)	Late recurrence(S/E)	Complications: S	Complications: E	NOS score
RS, retrospective study; PS, prospective study; S, surgical; E, endovascular embolization; CSF, cerebrospinal fluid; DVT, deep venous thrombosis; NOS, Newcastle-Ottawa scale.
1	Ushikoshi et al[5]	1999	RS	6	6	6	0/2	1/Not reported	1 transient deterioration of paraparesis; 1 hemorrhage in the medulla oblongata	2 transient deterioration of paraparesis; 1 transient L4 radiculopathy	6
2	Song et al[6]	2001	RS	7	23	10.5	0/7	2/5	Not reported	Not reported	6
3	Jellema et al[7]	2005	RS	12	24	1-120	0/0	0/8	Not reported	Not reported	5
4	Andres et al[8]	2008	RS	4	17	12	0/4	Not reported/ Not reported	0	0	5
5	Narvid et al[9]	2008	RS	24	39	49	4/7	0/5	0	0	7
6	Park et al[10]	2008	RS	1	17	12-160	0/2	0/1	0	1 transient aortic intimal dissection	5
7	Sherif et al[11]	2008	RS	7	19	24	0/0	0/2	0	0	5
8	Hessler et al[12]	2010	RS	54	102	24	0/21	2/6	Not reported	Not reported	5
9	Shinoyama et al[13]	2010	RS	17	3	57	0/0	0/2	Not reported	Not reported	6
10	Kaufmann et al[14]	2011	RS	33	1	Not reported	3/0	Not reported/ Not reported	Not reported	Not reported	5
11	Ruiz-Juretschke et al[15]	2011	RS	10	9	36	1/2	1/2	1 CSF fistula; 1 septic shock secondary to colon perforation	1 spinal cord infarction	6
12	Cenzato et al[16]	2012	RS	55	10	36	0/3	Not reported/ Not reported	0	0	5
13	Cho et al[17]	2013	RS	5	23	20	0/2	0/2	1 CSF leak	3 temporary thromboembolic symtoms; 1 temporary radiculomedullary artery spasm; 1 asymptomatic aortic arch dissection	5
14	Clark et al[18]	2013	RS	8	15	32	0/2	1/6	Not reported	0	6
15	Gemmete et al[19]	2013	RS	4	29	Not reported	0/3	0/2	0	1 transient neurological worsening due to penetration of embolic material deep into venous system	6
16	Inagawa et al[20]	2013	RS	2	12	5-97	0/4	0/1	0	1 transient gait disturbance; 1 permanent gait disturbance	5
17	Kirsch et al[21]	2013	RS	17	61	18	0/14	Not reported/ Not reported	1 transient radicular pain; 1 transient paraperesis; 1 CSF leak	1 spinal cord infarction	5
18	Takai et al[22]	2013	RS	23	4	14	0/0	Not reported/ Not reported	1 CSF fistula; 1 wrong-level laminectomy, 1 idiopathic venous thrombosis	0	4
19	Gokhale et al[23]	2014	RS	17	10	24	0/0	0/3	2 wound infections	1 spinal cord infarction	5
20	Qi et al[24]	2014	RS	40	12	Not reported	0/5	0/3	1 wound infection; 1 haematoma	0	4
21	Rashad et al[25]	2014	RS	9	3	3-24	0/1	0/1	Not reported	Not reported	6
22	Yen et al[26]	2014	RS	2	10	6	0/2	Not reported/ Not reported	0	1 spinal cord infarction; 1 brainstem and cerebellar infarction	4
23	Chibbaro et al[27]	2015	RS	30	120	Not reported	0/2	0/6	0	Not reported	5
24	Özkan et al[28]	2015	RS	25	5	34.8	2/2	0/0	1 epidural haematoma	0	5
25	Shin et al[29]	2015	RS	6	9	27	0/0	Not reported/ Not reported	0	1 temporary cord ischaemia	5
26	Sri et al[30]	2015	RS	2	36	10	0/18	0/1	Not reported	Not reported	5
27	Zogopoulos et al[31]	2016	RS	3	11	25.5	0/3	0/1	1 CSF leak	1 transient lower extremity weakness	6
28	Lee et al[32]	2016	RS	5	32	>24	0/12	Not reported/ Not reported	1 pseudomeningocele	0	5
29	Sasamori et al[33]	2016	RS	19	31	81.2	1/6	0/3	1 wound infection; 1 epidural haematoma; 1 subdural haematoma	1 spinal cord infarct; 1 aortic dissection; two extravascular dislocations of a guide wire	6
30	Adrianto et al[34]	2017	RS	5	4	37	2/1	Not reported/ Not reported	Not reported	Not reported	6
31	Durnford et al[35]	2017	RS	11	22	63	0/10	0/2	1 wound infection; 1 pseudomeningocele	2 intercostal artery rupture with retroperitoneal haematoma; 1 DVT	6
32	Gross et al[36]	2017	RS	43	28	16	0/14	Not reported/ Not reported	1 epidural haematoma; 2 wound infections; 3 CSF leaks	2 radicular artery ruptures; 1 transient worsened numbness; 1 lower extremity weakness	7
33	Koch et al[37]	2017	RS	14	20	9	0/7	0/0	1 symptomatic pseudomeningocele; 1 wound seroma	2 microcatheter ruptures	6
34	Ma et al[38]	2018	PS	81	13	12	0/3	0/1	1 surgical site infection	0	8
35	Bretonnier et al[39]	2019	RS	23	40	S: 21.7; E: 34.3	1/12	6/3	2 epidural haematoma; 1 CSF leak; 1 wound infection	1 spinal cord infarction	6
36	Huang et al[40]	2003	RS	8	7	2-24	0/0	0/2	Not reported	Not reported	5
37	Li et al[41]	2003	RS	98	12	3-120	0/0	Not reported/3	Not reported	Not reported	5
38	Pan et al[42]	2005	RS	11	38	12-48	0/0	Not reported/0	Not reported	Not reported	6
39	Yu et al[43]	2008	RS	16	5	2-120	1/1	Not reported/ Not reported	Not reported	Not reported	4
40	Yu et al [44]	2012	RS	9	2	6-24	0/0	0/0	Not reported	Not reported	5
41	Li et al[45]	2013	RS	14	9	6-30	0/2	0/2	Not reported	Not reported	5
42	Qi XQ et al[46]	2014	RS	40	12	6-72	5/2	Not reported/2	1 wound infections; 1 epidural haematoma	Not reported	5
43	Zhao[47]	2014	RS	29	21	6-12	0/0	0/0	Not reported	Not reported	4
44	Cai et al[48]	2018	RS	11	2	6	0/0	Not reported/ Not reported	Not reported	Not reported	4
45	Zhang et al[49]	2018	RS	10	34	9	0/0	0/6	0	Not reported	5
46	Hu[50]	2019	RS	28	13	10-65	0/0	0/2	Not reported	Not reported	5