Study Design Tool PAL Study Design Tool Study Overview How many individuals do you intend to recruit onto the study? How many weeks will the study run for? How many observations will undertaken for each partcipant? Generate Initial Summary Using the information you provided, we have made some additional study assumptions about the study when calculating the recommended number of devices. You can view and update these assumptions by clicking on the button below. Show Study Assumptions Information about your study How long will the study recruit participants? What is the intended gap between groups when administering the initial observation? 1 Week 2 Weeks 4 Weeks This information will allow to suggest the number of activPAL devices we believe would be required to undertake the study. What is the intended duration of each recording? 7 days 10 days 14 days Time (in weeks) to prepare device pre-recording? Time (in weeks) to prepare device pre-recording? Time (in weeks) from initial observation to follow-up Update Study Requirements