Screening for Cervical Cancer. Earlier studies that set out to estimate failures in screening among women with cc a 4 were often limited because many had few subjects, were hospital or clinic based, and did not interview subjects. Similarly, never being screened or the passage of 5 or more years since last screening were associated with an increased risk of being diagnosed with regional or distant cc a rather than localized cancer data not shown. Can J Public Health. A lower opportunity to screen could consequently have contributed to an increased risk of being diagnosed with cc a. Control subjects were derived from two sources, as noted in Table i.
the survey used a random sampling of landline telephone numbers in Ontario, Sample data were weighted by age and sex according to Canadian.
relevant demographic profiles for each member) questions about age, sex, education or OTMP periodically commissions a telephone survey of travel intentions of random sample of all telephone numbers in this broad geographic area.
It is, in principle, possible to use RDD to draw a simple random sample of all telephone numbers in this broad geographic area. However, with such a relatively.