Sentence examples for be difficult to confidently from inspiring English sources
However, their virologically confirmed cases were collected from one single hospital which served only 10% of the population of Quebec province and it may be difficult to confidently extrapolate these data to the population denominator.
When isolating forces appear correlated with variation across the landscape (Narum and Hess 2011), it can be difficult to confidently differentiate demographic influences from non-neutral (putatively adaptive) associations.
Quantitative ADC measurements can be used to aid focal liver lesion characterization, but it may be difficult to confidently describe a lesion as benign or malignant based on ADC values alone, due to the considerable overlap between groups of hepatic pathologies.
Given the debt crisis that has consumed the bloc since 2009, its more recent struggles with destabilising immigration from Syria and elsewhere, and the rise of the far-right and insurgent populists across the continent, it is difficult to confidently predict how cohesive the European Union will be once Britain has gone.
As a human judge it is difficult to confidently ascertain which review is fake and which is authentic.
Viewed from this perspective, it is clear why it is difficult to confidently attribute clade diversification to ancient continental movements.
None of these approaches have been subjected to serious scientific evaluation and at present it is difficult to confidently ascribe benefit to any of them.
In this case, it is difficult to confidently conclude that 5' promoter regions are more likely to contain functional alleles that regulate opsin expression, although the data are suggestive.
Similar to intron loss via RTMIL, the precise genomic deletion of an intron is difficult to confidently detect after its occurrence.
Fractures on postoperative day 0 were not included, as it was difficult to confidently differentiate intraoperative fractures from postoperative ones on that day.
However, often it is difficult to confidently determine whether a species is native or alien, especially if establishment occurred before historical records.
