Sentence examples for difficult to include as from inspiring English sources
The first is that some important process variables (e.g. PRESS PRESSURE) are not categorical variables and therefore more difficult to include as independent variables.
For example, about one third of all records used for this analysis did not include the herd size (making this difficult to include as a covariate) and some fetopathy DNRs have been misclassified as diagnosis reached in a different database field.
The OECD, however, wants to include China in its global economic policy deliberations, but find it difficult to include China as a member because of its lack of democratic credentials.
In this way, inventories in Gabi do not enable users to retrace from which life cycle step flows originate, making it difficult to include further aspects such as soil extraction during infrastructure construction.
District respondents expressed the view that it was difficult to include partners in planning as their activities were often predetermined and districts had little power over the priority-setting of funds and activities of the partners.
However, it may be difficult to include peatlands in international agreements as there is no established method yet for evaluating the amount of carbon stored deep underground in peatlands, or measuring the full complement of greenhouse gases they exchange with the atmosphere.
Compliance with control measures was reported as difficult to include in daily life, a finding consistent with reports concerning a patient with imported Lassa hemorrhagic fever (12, 25).
The sensitivity, specificity, and associated positive and negative predictive values of antigen tests for enteric pathogens also differ from those of culture, which makes it difficult to include the results of such tests as part of the definition of reportable diseases.
The difficult question of which variables to include as a minimum data set of soil quality (SQ) indicators may be simplified by statistical methods, which allow working with databases including categorical and numerical variables commonly used for assessing SQ.
