The search strategy will include terms for participants, setting, intervention, study design 54 and outcome (sourced from current Cochrane systematic reviews examining the effectiveness of tobacco, alcohol and illicit substance use interventions; see web only appendix 1 for MEDLINE search strategy).
There are trade-offs when collecting process evaluation data between minimising interference with the intervention or the trial outcomes, sources of potential bias and the resources necessary for a rigorous qualitative evaluation.
The general characteristics of patients, as well as support measures, clinical outcomes, source of infection, and comorbidities are given in Table 1.
Main outcome measures Sources of information mentioned by the author of the article, the accuracy and completeness of data presented on caesarean section, and alleged reasons why women would prefer to deliver though caesarean section.
Though the cost and outcome data sources are mentioned in many articles, they mostly lacked a detail description of data collecting process by the sources.
In a retrospective analysis of 107 trials in five leading medical journals with regard to outcome and sources of funding, studies sponsored by pharmaceutical companies were much less likely to favor traditional therapy over new drug treatment [ 60, 61].
"The first draft contained many more condemnatory elements than the final outcome," a source said.
"I'm very, very hopeful of the outcome," the source said, "but the hard work begins with the vote.
This intrinsic dependence of the threshold on R is an outcome of source limited plasticity at low R values and plastic shakedown at higher R values.
