Analysis and Prediction of the Interval Duration between the First and Second Accidents considering the Spatiotemporal Threshold

Table 3

KMO measurement statistics effect evaluation.

KMO measurement	>0.9	0.8-0.9	0.7-0.8	0.6-0.7	0.5-0.6	<0.45
Whether to apply factor analysis	Extremely suitable	Very suitable	Suitable	Acceptable	Very bad	Not suitable