{"metric":"rtt_within_18_weeks_pct","title":"NHS waiting list within 18 weeks","topic":"health","unit":"% of incomplete pathways","measure_type":"percentage","geography":"E92000001","comparison_method":"previous_period","latest":{"period_start":"2026-06-01","period_end":"2026-06-30","period_label":"June 2026","value":65.8310702913291,"status":"revised","vintage":"2026-08-13"},"comparison":{"period_label":"May 2026","value":65.56518589840822,"vintage":"2026-08-13"},"source":{"publisher":"NHS England","publication":"Consultant-led referral to treatment waiting times: overview timeseries","landing_url":"https://www.england.nhs.uk/statistics/statistical-work-areas/rtt-waiting-times/","sheet":"Full Time Series","table":"RTT overview timeseries, incomplete pathways","row":"June 2026","column":"% within 18 weeks with estimates for missing data","raw_value":"0.658310702913291","file_url":"https://www.england.nhs.uk/statistics/wp-content/uploads/sites/2/2026/08/RTT-Overview-Timeseries-Including-Estimates-for-Missing-Trusts-Jun26-XLS-116K-6jPlxd.xlsx","file_sha256":"ad523bcb7ea1f2588bc3e0ba15880c8c72bfeb096a0159263aefece86d6ee1e9","release_date":"2026-08-13","release_label":"June 2026"},"definition":"The share of incomplete consultant-led referral-to-treatment pathways in England that had been waiting 18 weeks or less at the end of the month, including NHS England's estimates for missing trusts. The published file stores a proportion; it is shown here as a percentage. The NHS constitutional standard is 92 per cent.","does_not_measure":"How long treated patients actually waited — that is a different (completed-pathway) measure — or anything about the four-hour A&E standard, which is separate.","links":{"page":"/health/nhs-waiting-within-18-weeks","series":"/api/metrics/rtt_within_18_weeks_pct/series","vintages":"/api/metrics/rtt_within_18_weeks_pct/vintages"}}