As regards constructed wetlands (CWs), there is a great deal of research on metals removal, although comparison of different parameters under the same conditions is scarce.
As regards the psychological dimension, construct validity seems to have been achieved.
For both groups, the scale might be regarded as having construct validity.
The correspondence, running for months, shows the determination of Cable to distance himself, and the Liberal Democrats, from a target that he regards as wrong, badly constructed and unachievable.
Although 'gut feeling' is a well-known and common phenomenon among GPs [ 28], this notion may have introduced a problem regarding the construct validity as it is uncertain whether GPs regard 'gut feeling' in the same way.
Irrespective of whether the region is regarded as a social construct or as an entity with material existence, the question of the border emerges, that is: how is a region delimited?
Hence, unlike [ 12], the items were not retained as a single construct, but regarded as a two-factor solution.
However, as regards the study of constructs constituted of PLLA microfibers and cells, only quantitative and SEM analyses were reported, lacking histological analysis.
In general, results showed that the strongest correlations are found between a number of CERQ scales and the scales of the CISS that are related as regards content, providing significant evidences of construct validity [ 21].
Complex problem-solving competence is regarded as a key construct in science education.
