A usual case has been defined as a common case such as non-specific low back pain where there are multiple possible treatment interventions, and where the best intervention needs to be identified.
The Z-score of transcript t is defined (as usual) by (Prob t, p) - E p, n))/S p, n).
Veterans were defined as having a usual source of care if they answered yes on the question "Did you have a usual source of care provider?" Additional adjustment to the MEPS population weights from the full year sample are needed to accurately estimate VHA users and VHA nonusers, because the MEPS weights do not take into account the status of VHA user versus nonuser.
Migration was generally defined as a change in usual residence.
The study participants are randomized to the Patient Self-Management Support intervention or to a usual care (control) condition, defined as care as prescribed by the patient's orthopedic surgeon or health care provider.
The distribution of average daily sleep time across irregular bedtime frequency groups is shown in Table 2. ADST, average daily sleep time + An irregular bedtime event was defined as a shift from the usual bedtime of >1 h.
Kulldorff's spatial scan statistic, defined as a likelihood ratio, is the usual measure of the strength of geographic clusters (1).
John R. Reigstad University City, Mo., March 15 , 2010To the Editor: If recess is defined as a temporary withdrawal or cessation from usual work or activity, it is an oxymoron to have a recess coach.
Defined as a computing device that forgoes the usual keyboard as its main input method, numerous vendors have unsuccessfully pursued this Holy Grail.
HIV-associated wasting, defined as a 10% or greater decrease from usual body weight, with concomitant chronic diarrhea or chronic weakness and fever, was recognized as a significant prognostic factor in HIV infection early in the epidemic [8], [9].
