Leaving aside the apples&#x2F;oranges comparison of the greater latitude given to the individual&#x27;s rights in the US vs. the UK (2nd and 4th amendments in particular), I&#x27;d more or less agree with this criteria being a good way to distinguish the overall value of the two approaches to dealing with armed civilian confrontations.<p>That being said, if the numbers you&#x27;re looking for exist in an unbiased, non-doctored study, I&#x27;d be surprised.  If they did, and they supported the thesis, you&#x27;d see them quoted in every article advocating gun control.