Of the 27 participants who started the CBT treatment, 20 participants completed, giving a completion rate of 74%.
Of the circa 135,000 students who signed up for its first five courses, which recently came to an end, just 5,000 students completed the courses — giving a completion rate of less than 4%.
Of the 52 host centres, completed questionnaires were returned from 44 units across 27 countries, giving a completion ratio 86%.
(Although construction on a second, larger phase has already begun, the government-run developer, the Abu Dhabi Future Energy Company, refuses to give a completion date for the city, saying only that it will grow at its own pace).
The company said it had "worked hard" to deliver the project but could not give a completion date to the local authority.
Thirteen of the 18 women receiving therapy completed 9 or more sessions (defined pre-trial as an adequate 'dose'), giving a completion rate of 72% (CI 49 87.5).
Participants were given a self-completion diet, health and lifestyle questionnaire at the clinic; this included questions on body size and weight in stones/pounds, height in feet/inches, and inside leg measurement in inches.
Early estimates had given an optimistic completion date of July 2003, which contributed to the sculpture gaining the nickname G of the Bang.
The timetable is severe: the initial "dedicated freight corridor" has been given a deadline for completion of 2017.
Subjects were given a meal after completion of each study.
