Researchers at William& Mary Law School did an analysis of this primary and found that Hillary got 4.3% more of the vote in machine wards, whereas Obama got 6.1% more in hand count wards. This is interesting.

The William and Mary analysis went a little bit deeper and had this to say, quote, By most of the leading candidates who competed in the 2008 New Hampshire presidential primaries. They went on to say, quote, It was a limited sample due to the requirement of finding wards that could be matched, but their analysis found no reason to believe that the method of vote counting was responsible for one candidate doing better in places that counted votes one way as opposed to the other. It was a function of wards having different political preferences.