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Variation in the size of the registered population across PCNs.a
aThe decile ratio is the ratio of the upper bound value of the ninth decile (that is, the 10% of PCNs with highest values, P90 = 69 200 patients) to that of the first (P10 = 31 100 patients). PCN = primary care network. P10 = tenth percentile score. P90 = 90th percentile score.
