Open Access

Table 3

KMO and Bartlett's sphericity test

KMO measure of sampling adequacy Bartlett’s test of sphericity
Approx. chi-square df Sig.
0.667 33 974.601 55 0.000

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.