Unlike alcohol, which has an undisputed — and usually quite apparent — influence on driving, there is no clear-cut consensus on the amount of marijuana that must be consumed to impair a driver's ability.
Although our work highlights several potential alternative case definitions for cholera surveillance in Haiti, none stand out as a clear-cut, consensus alternative, especially when weighing the practical and political implications of modifying a case definition during an ongoing epidemic.
With respect to the direction of the effects of parental control on adolescent anxiety and/or vice versa, no clear-cut consensus has yet been reached [ 9, 13, 44, 52, 54].
Moreover, the distinction between indications (diagnosis, diagnosis/staging, or staging alone) was not always clear cut, as consensus on definitions of terms could for practical reasons not be made beforehand, and also because the timing of PET/CT in the work-up varied from one type of cancer to another.
However the relationships are far from clear cut; to date there is little consensus on the directions of the relationships observed and the mechanisms through which weather might exert its influence (Block 1984; Peng et al. 2011; Yan 2004).
Additional file 1 lists 'counselling-type' indicators from the 2009 QOF; these reward GPs for giving information or advice on clinical issues such as alcohol intake, where the consensus about appropriate health promotion advice for individuals is less clear cut.
Arkansas: This one looks pretty clear cut.
Legally it's not very clear cut".
Catches might seem more clear cut.
Sometimes it's less clear cut.
Our results are clear cut.
