Table 2 Wilcoxon signed rank test result in accidents handling delay.

Paired	Rank (total examples 151)			Wilcoxon signed rank test			Significance (α = 0.008)	Effect size	Sign test
Paired	Negative	Positive	Tired	z	p	p’	Significance (α = 0.008)	Effect size	z	p
ALNS-IR	63	76	12	− 1.424	0.155	0.930	Insignificant	0.116	− 1.018	0.309
SE75-IR	77	54	20	− 4.148	< 0.001	< 0.006	Significant	0.338	− 1.922	0.055
SE90-IR	77	38	36	− 5.254	< 0.001	< 0.006	Significant	0.428	− 3.544	< 0.001
SE75-ALNS	89	52	10	− 3.594	< 0.001	< 0.006	Significant	0.292	− 3.032	0.002
SE90-ALNS	91	48	12	− 3.394	0.001	0.006	Significant	0.276	− 3.562	< 0.001
SE90-SE75	63	59	29	− 1.006	0.315	1.000	Insignificant	0.082	− 0.272	0.786

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