"Causal connection" refers to the relationship or link between two events or actions, where one causes the other to happen. It means that there is a cause-and-effect relationship between these two things. Full definition
It does so by way of the systematic and orderly processes of causal connection and creative advance, processes analogous to those present in mind. (religion-online.org)
This study does not establish causal connections among the arts and the various impacts noted, although the connective evidence is strong. (artsedsearch.org)
But this association need not be construed as a simplistic causal connection in which suffering is seen as «causing» salvation. (religion-online.org)