Table 8.

Proportions and Distribution of the of Cases Admitted to Tanta Poison Center According to the Manner of Exposure Over the Period (March through May) of 2016-2020

Year	Na(%b)	Manner of Poisoning			Chi-Square Test	P Value
		Accidental	Suicidal	Addiction Overdose
2016	311	145	153	13	χ2 26.264	.009c
	100.0%	46.6%	49.2%	4.2%
Z Score		2.8	− 2.7	—
2017	449	174	253	22
	100.0%	38.8%	56.3%	4.9%
2018	533	221	285	27
	100.0%	41.5%	53.5%	5.1%
2019	380	132	240	8
	100.0%	34.7%	63.2%	2.1%
Z Score		− 2.2	3.1	− 2.3
2020	243	87	145	11
	100.0%	35.8%	59.7%	4.5%
Total	1916	759	1076	81
	100.0%	39.6%	56.2%	4.2%

Note: The proportion of suicidal admissions during 2019 was significantly higher than in other years (63.2%; z = 3.1; χ² = 26.264; P = .09). The proportion of accidental exposures was significantly higher in 2016 than in other years (46.6%; z = 2.8).

^aNumber of admitted cases.

^bPercentage is calculated per row.

^cP value <.05 (statistically significant).