Overall , 26-week BP levels and BP target attainment ranged from 13214/799 and 51 % to 14115/8311 mmHg and 19 % in those participants subject to the highest ( n = 270 , 26 % ) versus least ( n = 148 , 14 % ) per protocol adherence , respectively ; adjusted relative risk ( RR ) 1.22 per unit protocol adherence score , 95 % confidence interval ( CI ) 1.15-1 .31 ; for achieving BP target ( P < 0.001 ) .