To ask the Secretary of State for Transport pursuant to the answer of 29 November 2007, Official Report, column 605W, on South West Trains: rolling stock, what assessment she has made of the difference in seated passenger comfort between the Desiro Class 450 units and the previous stock on the mainline journeys between Portsmouth and London; and if she will make a statement. (172149)

Stagecoach South Western Trains (SSWT) have carried out an ergonomic study on the Class 450s compared with previous rolling stock. The findings of this report have been independently reviewed by Passenger Focus, the passenger representation body and have been made public by SSWT on their website.