The outcome of the p53-mediated stress response depends on cell type and context as well as the extent, duration, and origin of the stress.
By using a paired number of transfers from each patient, where the same number of sibling oocytes was used for insemination, differences in patient characteristics such as female age duration and origin of infertility, rank of trial were eliminated.
Our first visit questionnaire queries date of birth, ethnic background/country of origin, duration of residence in Canada, education, and occupation using standard questions from Statistics Canada's Canadian Community Health Survey.
However, this finding became statistically significant only when the country of origin, duration of breastfeeding and age at operation were included in the statistical analyses controlling for postnatal exposure.
Extracted information was summarized using the tabular form of the Cochrane review's 'Characteristics of Included Studies' table (participants, interventions, outcomes, notes) with the inclusion of additional information (country of origin, duration of the intervention, target, assessment time points, control group, study design, and the context in which the intervention was delivered).
For example, in addition to an analyses focusing on instrument comparison and on pregnant women's travel patterns, we examined the usefulness of a free routing service (e.g. MapQuest: http://www.mapquest.com/) in estimating trip duration based on origin and destination of a trip.
Our Boston-based sample of Hispanics (comprised largely of patients of Dominican and Puerto Rican descent) cannot account for the variability in the U.S. Hispanic population with respect to nation of origin, duration of residence in the U.S., facility with English, acculturation or educational attainment.
The longer (24-page) questionnaire solicited information on demographics, family history of cancer, health and lifestyle, prostate-related symptoms and conditions, other existing health conditions, medication/drug use, physical activity, tobacco use, diet/supplement use, country of origin, duration of U.S. residency, income, and sexual development, orientation, and health.
There is a huge range in reported prevalence rates, due to the fact that the studies are very heterogeneous with respect to the study population (e.g. selection of the study population, country of origin, duration of residence in the country of resettlement, refugee status) and measurement instruments.
Both popular tribunes and scholarly experts flood the public with their definitions of the origins, duration, and consequences of the economic crisis.
