Wadanda suka gudanar da binciken sun ce dalilin karuwar kyamar msuulmi a Amurka shi ne yadda masu akidar wahabiyanci da salafiyanci suke yin maganganu na tsatsauran ra'ayi kan wadanda ba musulmi ba, sai kuma abubuwan da suke faruruwa na ayyukan ta'addanci a cikin kasashen duniya, musammana Syria da wasu kasashen larabawa, inda 'yan ta'adda masu da'awar jihadi suke nuna hotunan kisan jama'a da suke yi ta hanyoyi na dabbanci da rashin imani, duk da sunan muslunci.