Trends in suicide-related research in Australia

Table 2 Research priorities by suicide method

Suicide methods	Articles^a
	1999–2006		2010–2017		2 sample prop. test
	#	%	#	%	z-value	p(z)
Poisoning by drugs	20.0	54.1	19.1	34.1	− 1.91	0.056
Poisoning by other (including by gases and vapours)	2.8	7.7	4.8	8.5	0.16	0.877
Hanging (incl. strangulation and suffocation)	3.8	10.4	7.9	14.2	0.54	0.590
Firearms (incl. explosives)	4.3	11.7	4.4	7.9	− 0.61	0.539
Drowning	1.0	2.7	0.8	1.4	− 0.45	0.655
Jumping from a high place	1.5	4.1	6.1	10.9	1.17	0.242
Jumping or lying before a moving object	0.0	0.0	6.5	11.6		0.044^b
Other	3.5	9.5	6.3	11.2	0.26	0.794
Total	37.0	100.0	56

Test results highlighted in italics mean a significant in the variable of relevance change over time
^aThe number of grants/fellowships and articles may not be integer due to the weighting applied in the coding
^bFisher’s exact test

ISSN: 1752-4458