Does the time at which your child goes to bed change a lot from day to day:Find:Pt:^Patient:Ord:PhenX
does the time at which your child goes to bed change a lot from day to day:find:pt:^patient:ord:phenx
Does the time at which your child goes to bed change a lot from day to day:Finding:To identify measures at a point in time:^Patient:Ordinal:PhenX
does the time at which your child goes to bed change a lot from day to day:finding:to identify measures at a point in time:^patient:ordinal:phenx