Objective To investigate the result quality of bacterial vaginosis( BV) sialidase determination in Shanghai hospital clinical laboratories at different levels by a variety of survey methods. Methods The rapid detection of BV( sialidase method) was performed with sialidase investigation among the clinical laboratories. The quality control of the survey results from 2010 to 2014 with 15 different types were analyzed statistically,according to the different levels of hospital laboratories( a group of Level 2 a...