Impact of Preoperative Magnetic Resonance Imaging on Surgical Outcomes in Women with Invasive Breast Cancer: A Systematic Review and Meta-Analysis

Table 1

Characteristics and quality scores of included publications.

Study	Study type	Number of patients		Age (years)		Tumor size (mm)		Proportion screen-detected		Proportion ILC		Grade
		MRI	Control	MRI	Control	MRI	Control	MRI	Control	MRI	Control
Brück [7]	RCT	50	50	61	61	15.0	13.0	68%	52%	0%	0%	5
Turnbull [19]	RCT	816	807	57.0	57.0	15^∗	15^∗	52%	52%	9.0%	10.0%	4
Peters [18]	RCT	74	75	55.1	56.1	15	15.1	100%^#	100%^#	NR	NR	4
Gonzalez [33]	RCT	220	220	46	46	NR	NR	37.7%	37.7%	NR	NR	5
Pengel [30]	Comparative	173	176	56.8	59.2	16.9	15.7	30%	39%	16.4%	14.4%	7
Bleicher [31]	Comparative	130	447	52.5	59	21	21	44%	45%	15.4%	11.2%	7
Miller [26]	Comparative	219	195	51.0	56.0	NR^±	NR^±	53%	60%	12.0%	7.0%	8
Weber [25]	Comparative	120	193	53.6	59.5	20.2	17.2	NR	NR	8.3%	5.2%	7
Grady [32]	Comparative	79	105	63	64	NR	NR	NR	NR	14.0%	9.0%	7
Petrillo [23]	Comparative	122	124	34.8	34.7	NR	NR	NR	NR	11.5%	8.9%	8
Killelea [24]	Comparative	628	817	53	60	16	15	NR	NR	12%	11%	8
Fortune-Greeley [22]	Comparative	2471	17861	NR	NR	NR	NR	NR	NR	16.0%	8.6%	8
Chandwani [17]	Comparative	304	305	NR	NR	NR	NR	NR	NR	11.5%	9.2%	7
Arnaout [6]	Comparative	7824	45191	NR	NR	NR	NR	NR	NR	10%	5.9%	7
Vos [21]	Comparative	1787	3727	58	63	NR	NR	41.3%	42.6%	25.1%	6.2%	7
Parsyan [20]	Comparative	307	458	55.3	66.3	17.6	17.7	NR	NR	13.0%	10.50%	7
Mann [29]	Comparative	99	168	57.0	60.0	24	23	NR	NR	100%	100%	7
McGhan [28]	Comparative	72	109	62.7	68.2	24.4	21.3	NR	NR	100%	100%	8
Heil [27]	Comparative	92	86	57.8	63.6	NR	NR	NR	NR	100%	100%	8

RCT: randomized controlled trial; comparative: observational comparative study; age use of median or mean; ILC: invasive lobular cancer; NR: not reported; grade: RCT uses the M-Jadad scale; comparative uses the NOS scale.