Operating Theatres: Greater London Mr. Dismore To ask the Secretary of State for Health for what percentage of time operating theatres were in use at (a) Barnet and Chase Farm Hospitals, (b) the Royal Free Hospital, (c) Northwick Park Hospital and (d) Edgware Community Hospital in the latest period for which figures are available; and if he will make a statement. Mr. Mike O'Brien The information requested is not held centrally.