G@ : PHS : @ ( baseline : @ , @ % ) , MHS : @ ( baseline : @ , ( @ % ) , HRQoL @ ( baseline : @ , @ % ) , HRQoL-VAS @ ( baseline : @ , @ % ) , RMQ @ ( baseline : @ , @ % ) , NDI @ ( baseline : @ , @ % ) , WOMAC @ ( baseline : @ , @ % ) .