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. 2014 Sep 15;7(10):6551–6558.

Table 1.

Summary information for the studies analyzed in the meta-analysis

Authors Cases-controls Age group Study design Country of origin Ethnicity Genotyping method Deviation from HWE
Bunker-Wiersma et al. 53-135 Pediatric Retrospective Netherlands Caucasian Taqman No
Celik et al. 98-100 Pediatric Retrospective Turkey Caucasian NA Yes
Cogulu et al. 98-287 Pediatric Retrospective Turkey Caucasian multiplex PCR No
Davis et al. 28-53 Adult Prospective United States Caucasian Taqman No
Spiegler et al. 246-963 Pediatric Prospective Germany Caucasian PCR-RFLP No
Tsantes et al. 186-180 Adult Retrospective Greece Caucasian PCR, reverse-hybridisation technique No
Villar et al. 212-364 Adult Retrospective Spain Caucasian PCR No
Total 921-2082

NA: not available.