▁to ▁accept ▁sm oking ▁restrictions ▁in ▁bars , ▁pub s ▁and ▁clubs ▁( 9 3 % ▁– ▁ 8 7 % ▁" tot ally ▁in ▁favour "). ▁Sweden ▁and ▁Ireland ▁join ▁Italy ▁at ▁the ▁higher ▁end ▁of ▁the ▁scale ▁with ▁approximately ▁ 8 0 % ▁of ▁respond ents ▁supporting ▁smoke - free ▁bars , ▁pub s ▁and ▁clubs ▁( 7 0 % ▁in ▁both ▁countries ▁is ▁totally ▁in ▁favor ). " ▁ ▁Effect s ▁of ▁sm oking ▁b ans ▁ ▁Effect s ▁upon ▁health ▁Several ▁studies ▁have ▁documented ▁health ▁and ▁economic ▁benefits ▁related ▁to ▁sm oking ▁b ans . ▁A ▁ 2 0 0 9 ▁report ▁by ▁the ▁Institute ▁of ▁Medicine ▁concluded ▁that ▁sm oking ▁b ans ▁reduced ▁the ▁risk ▁of ▁coron ary ▁heart ▁disease ▁and ▁heart ▁attacks , ▁but ▁the ▁report ' s ▁authors ▁were ▁unable ▁to ▁identify ▁the ▁magnitude ▁of ▁this ▁reduction . ▁Also ▁in ▁ 2 0 0 9 , ▁a ▁system atic ▁review ▁and ▁meta - analysis ▁found ▁that ▁b ans ▁on ▁sm oking ▁in ▁public ▁places ▁were ▁associated ▁with ▁a ▁significant ▁reduction ▁of ▁inc idence ▁of ▁heart ▁attacks . ▁The ▁lead ▁author ▁of ▁this ▁meta - analysis , ▁David ▁Mey ers , ▁said ▁that ▁this ▁review ▁suggested ▁that ▁a ▁nation wide ▁ban ▁on ▁sm oking ▁in ▁public ▁places ▁could ▁prevent ▁between ▁ 1 0 0 , 0 0 0 ▁and ▁ 2 2 5 , 0 0 0 ▁heart ▁attacks ▁in ▁the ▁United ▁States ▁each ▁year . ▁ ▁Legisl ating ▁on ▁sm oking ▁of ▁to b acco ▁in