Three-dimensional time-of-flight magnetic resonance angiography combined with high resolution T2-weighted imaging in preoperative evaluation of microvascular decompression

Table 1 Basic characteristics of the studies included

Ref.	Country	Sample size	Age (range, yr)	Diagnosis	Research type	Methods	TP	FP	FN	TN
Singhal and Danks[16], 2022	Australia	68	62 (21-87)	TN	Retrospective	3D TOF MRA + 3D CISS	50	3	7	8
Jia et al[17], 2016	China	95	49.2	HFS	Prospective	3D TOF MRA + 3D CISS	94	0	0	1
Xie et al[9], 2014	China	90	56.8 (31-76)	TN	Retrospective	3D TOF MRA + 3D CISS	81	0	6	3
Shi et al[18], 2022	China	40	49.6 (24-66)	HFS	Retrospective	3D TOF MRA + 3D FIESTA	35	0	4	1
Jiang et al[10], 2022	China	49	53.1 (30-77)	TN	Prospective	3D TOF MRA + 3D FIESTA	48	0	0	1
Wei et al[11], 2020	China	146	56 (32-83)	TN	Retrospective	3D TOF MRA + 3D FIESTA	129	0	14	3
Guo et al[19], 2018	China	36	55.8 (31-80)	TN	Retrospective	3D TOF MRA + 3D FIESTA	33	0	1	2
		31	51.5 (39-64)	HFS		3D TOF MRA + 3D FIESTA	28	1	1	1
Liu et al[12], 2016	China	52	53.7 (35-72)	TN	Prospective	3D TOF MRA + 3D FIESTA	44	0	5	3
Zeng et al[13], 2013	China	37	56.3 (22-81)	TN	Prospective	3D TOF MRA + 3D FIESTA	35	0	1	1
Xia et al[20], 2015	China	106	51.9 (26-81)	TN/HFS	Retrospective	3D TOF MRA + 3D SPACE	97	0	2	7
Müller et al[14], 2020	Germany	38	59.63 ± 13.56	TN	Retrospective	3D TOF MRA + bSSFP/FSE	31	0	0	7
Vergani et al[15], 2011	United Kingdom	67	59.8 (32-84)	TN	Retrospective	3D TOF MRA + 3D TSE DRIVE	60	1	3	3

CISS: Constructive Interference Steady State; FIESTA: Fast Imaging Employing Steady-state Acquisition; SPACE: Sampling Perfection with Application optimized Contrast using different flip angle Evolution; bSSFP: Balanced Steady State Free Precession; FSE: Fast spin echo; TSE DRIVE: Turbo Spin-Echo Driven Equilibrium; TN: Trigeminal neuralgia; HFS: Hemifacial spasm; TP: True positive; FP False positive; FN: False negative; TN: True negative; 3D TOF MRA: Three-dimensional time-of-flight magnetic resonance angiography.

Table 2 Sensitivity analysis

Ref.	Pooled sensitivity (95%CI)	Pooled AUROC (95%CI)
Singhal and Danks[16], 2022	0.96 (0.93-0.98)	0.96 (0.93-0.97)
Jia et al[17], 2016	0.95 (0.91-0.97)	0.98 (0.96-0.99)
Xie et al[9], 2014	0.96 (0.92-0.98)	0.98 (0.97-0.99)
Shi et al[18], 2022	0.96 (0.93-0.98)	0.99 (0.97-0.99)
Jiang et al[10], 2022	0.95 (0.92-0.97)	0.98 (0.96-0.99)
Wei et al[11], 2020	0.96 (0.93-0.98)	0.99 (0.97-0.99)
Guo et al[19], 2018	0.96 (0.92-0.98)	0.99 (0.97-0.99)
Liu et al[12], 2016	0.96 (0.93-0.98)	0.98 (0.97-0.99)
Zeng et al[13], 2013	0.96 (0.92-0.98)	0.98 (0.97-0.99)
Xia et al[20], 2015	0.96 (0.92-0.98)	0.97 (0.96-0.98)
Müller et al[14], 2020	0.95 (0.92-0.97)	0.97 (0.96-0.98)
Vergani et al[15], 2011	0.96 (0.92-0.98)	0.99 (0.97-0.99)

AUROC: Area under the receiver operating characteristic curve; CI: Confidence interval.