Analyzing Association of the XRCC3 Gene Polymorphism with Ovarian Cancer Risk

Table 2

Main characteristics of the studies included in the meta-analysis.

First author	Year	Country	Area of the cases	Ethnicity	Cases source	Controls source	Sample type of cases	Total cases/controls	Quality score
Auranen [20]	2005	Mixed (UK-USA)	Royal Marsden Hospital in London and 6 counties in Northern California	Caucasian	Mixed (hospital and cancer registry)	Population	Blood	1665/4241	14
Beesley [26]	2007	Australia	New South Wales and Victorian Cancer Registries	Caucasian	Cancer registry	Population	Blood	731/747	15
Quaye [25]	2009	Mixed (DK-UK-USA)	MALOVA from Denmark-SEARCH from the UK-and GEOCS from the USA.	Caucasian	Mixed (hospital and cancer registry)	Population	Blood	1461/2299	14
Webb [27]	2005	Australia	New South Wales-Victoria and Queensland	Caucasian	Mixed (hospital and cancer registry)	Volunteers	Mixed (blood and archival paraffin blocks)	1445/788	12