However , the WBV recovery protocol substantially increased the tissue-oxygenation index compared with the active ( @ % @ % -LSB- mean @ % CI -RSB- , effect size -LSB- ES -RSB- = @ , and -@ % @ % , ES = -@ for the @ min postexercise and postrecovery , respectively ) and passive recovery conditions ( @ % @ % , ES = @ , @ min postexercise only ) .