TABLE 5.

Necessity analysis (overall sample).

Condition tested	Consistency	Coverage
EE	0.722	0.801
∼EE	0.472	0.765
FC	0.930	0.789
∼FC	0.212	0.625
CV	0.846	0.848
∼CV	0.325	0.626
PE	0.913	0.889
∼PE	0.269	0.548
SI	0.940	0.860
∼SI	0.225	0.531

The symbol ∼ denotes the absence of the condition. The bold values represent the conditions that are necessary for an event/outcome, the final concluding value results after the necessary test.