The NAO’s report showed considerable local variation in both the proportion of dependent drinkers in treatment and the success rates from those treatments. Nationally, an estimated 82% of alcohol dependent adults in England were not in treatment in 2018– 41 Qq 2–3, 7, 26 42 Qq 2, 13, 76; ATS0003 43 Qq 76, 80; Dame Carol Black, Independent report, Review of drugs part two: prevention, treatment, and recovery, 8 July 2021 44 Qq 24–25, 81–84 45 C&AG’s Report, para 2.18 and Figure 10 46 C&AG’s Report, para 2.17 Alcohol treatment services 15 19, but local authorities reported treatment gaps ranging from 58% to 93%.47 The report showed that the proportion of patients successfully completing treatment nationally was 59% but locally, this ranged from 29% in Sunderland to 90% in Barnsley.48