SpringerPlus

Table 5 Studies reporting the impact of close or positive resection margins on chest wall recurrence after mastectomy for DCIS

From: Close or positive resection margins are not associated with an increased risk of chest wall recurrence in women with DCIS treated by mastectomy: a population-based analysis

	All Patients in Study			Close or Positive Margins
Study (Author, Year)	Median follow-up	N	CWR rate	Margin definition	N	CWR rate	p value
Current	10.1 y	1546	2.3%	Positive	305	3.0%	0.24
				≤2 mm	220	1.4%	0.84
Childs, 2013 [14]	7.6 y	142	1.4%	positive	21	4.8%
				≤2 mm	23	4.3%
Owen, 2013 [6]	12 y	637	1.9%	Positive	31	6.2%	NS
				<2 mm	35	3.6%	NS
Fitzsullivan, 2013 [8]	6.3 y	803	1%	<1 mm	59	5.0%	<0.001
Chadha, 2012 [7]	4.6 y	211	0.9%	<1 mm	24	8.3%	0.013
Chan, 2011 [13]	8 y	193	NR	Positive	4	0
Godat, 2009 [11]	4.5 y	83	1.1%	<2 mm	20	0
Rashtian, 2008 [12]	61 m	80	7.5%	<2 mm	31	16.1%	0.036
Carlson, 2007 [5]	82.3 m	223	5.1%	<1 mm	19	10.5%	0.32
Spiegel, 2003 [17]	10.5 y	44	0	<1 mm	6	0	NS

CWR chest wall recurrence, m months, N number of patients, NR not reported, NS not statistically significant, y years

Back to article page