showed a trendP =0.085
Meta-regression analysis showed a trend for association between seroconversion of Nab and age ( P =0.085) and method of antibody test ( P =0.066 for CLIA vs.
Meta-regression analysis showed a trend for association between seroconversion of Nab and age ( P =0.085) and method of antibody test ( P =0.066 for CLIA vs.