Figure 1.

Flow of trial participants from recruitment to delivery. Research midwives in each centre are responsible for accurate data entry to internet hosted database, for sending blood samples to appropriate university departments and accurate paper copies of data collection sheets from i) baseline (pre-randomisation) ii) one month follow up and iii) delivery to the Nottingham Trial Co-ordinating Team.

Coleman et al. BMC Health Services Research 2007 7:2   doi:10.1186/1472-6963-7-2
Download authors' original image