Table 2.

Suicide rate change over time (population groups and suicide methods)

	RR	95% CI	p Value
All suicide	0.99	0.99 to 0.99	<0.001
Male	0.99	0.99 to 0.99	<0.001
Female	0.99	0.99 to 0.99	<0.001
Age 15–34	0.99	0.99 to 1.00	<0.001
Age 35–54	1.00	0.99 to 1.00	0.009
Age 55–74	0.97	0.97 to 0.98	<0.001
Age 75 and over	0.97	0.97 to 0.98	<0.001
Urban areas	0.99	0.99 to 0.99	0.001
Regional areas	1.00	0.99 to 1.00	0.019
Rural and remote areas	1.00	0.99 to 1.00	0.022
Firearms	0.93	0.93 to 0.94	<0.001
Hanging	1.04	1.03 to 1.04	<0.001
Gas and vapour	0.99	0.98 to 0.99	<0.001
Solid or liquid substances	0.97	0.96 to 0.97	<0.001
Other methods	0.98	0.98 to 0.98	<0.001

Reference group: suicide in 1986 for each population group.

RR, Relative Risk.