Effect of a national requirement to introduce named accountable general practitioners for patients aged 75 or older in England: regression discontinuity analysis of general practice utilisation and continuity of care.

Supplementary material 1 bmjopen-2016-011422supp_material-1.pdf Supplementary material 2 bmjopen-2016-011422supp_material-2.pdf Assignment to a named accountable GP was associated with 0.11 fewer GP contacts per patient over 9 months at age 75, but this did not reach statistical significance (95% CI −0.31 to 0.09, p=0.27, see table 1 and figure 3 , “Number of GP contacts”).

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