sentence: miR-146a rs2910164 ( 30 studies : 13,186 cases / 14,497 controls ) , miR-149 rs2292832 ( Nine studies : 4116 cases / 3511 controls ) , miR-149 rs71428439 ( Three studies : 1556 cases / 1567 controls ) , miR-196a2 rs11614913 ( 20 studies : 10,144 cases / 10,433 controls ) , miR-218 rs11134527 ( Three studies : 2,322 cases / 2,754 controls ) were not associated with overall CCD .