After the decision to analyse the initial phase alone and before unblinding, we undertook a sample size calculation based on our new primary outcome measure of maternal itch score with the clinically meaningful difference as determined.
Moreover, according to the moderators it was not possible to undertake a random sampling approach on our behalf and therefore the approach outlined above was the only means through which the study could proceed.
When Fitch Ratings in 2007 undertook a small sample survey of "high CLTV, stated documentation loans" here's what they found: "The result of the analysis was disconcerting at best, as there was the appearance of fraud or misrepresentation in almost every file".
Magnus et al. undertook a random sample of 1514 Norwegian women and men to investigate knowledge of osteoporosis and attitudes towards methods for preventing this disease, and they concluded that in both men and women, increased knowledge of osteoporosis was correlated to a high level of education [ 33].
Pryor (1988), undertook a similar sampling design to that presented in this study (i.e., within all DCs and at all heights on the stem, representing multiple measurements per tree), but measured trees with d 1.3m of up to 50 cm.
In order to assess the relative spatio-temporal distribution of C. briggsae and C. elegans in a given location, we undertook a systematic sampling of rotten apples in the Orsay orchard.
Data extraction was undertaken by five reviewers with but double data extraction was undertaken for a sample of included papers to refine the data extraction form and queries about data extraction or inclusions were resolved by discussion within the review team.
In the current analysis we use a schizophrenia case control sample to undertake a polygenic score analysis to explore some basic aspects of the nosological structure of bipolar disorder.
We did not undertake a power calculation for the sample size; instead we decided to survey all women attending the clinic who met the eligibility criteria during a two-week period in January , 2011
We planned to sample at least 600 callers over a 14-week period using systematic random sampling, to undertake a minimum of 450 interviews.
We trained a small number of volunteer GP specialty trainees to apply the TRM and asked each one to undertake a structured review of specific samples of clinical records in their training practice and to document their findings.
