Table 2.

Summary of international data on method of suicide deaths in bipolar disorder studies.

Paper	Hanging (%)	Self-poisoning (%)	Jumping (%)	Gunshot wounds (%)	Charcoal burning (%)	Carbon monoxide (%)	Stabbing/ cutting (%)	Drowning (%)
Ösby et al. (2001) N = 672 (Sweden)	31.0	30.0	13.7	5.2	–	–	2.7	11.0
Chen et al. (2009) N = 482 (Taiwan)	32.2	24.9	17.4	0.2	13.5	–	2.1	4.8
Hunt et al. (2006) N = 391 (United Kingdom)	32.5	27.4	18.9	–	–	4.3	–	6.9
Schaffer et al. (2014) N = 170 (Canada)	17.1	33.5	30.0	2.4	1.2	2.9	2.9	2.9
Rihmer et al. (1990) N = 47 (Hungary)	17.0	53.2	25.5	–	–	–	–	–
Keks et al. (2009) N = 35 (Australia)	46.0	17.0	11.0	–	–	17.0	–	–
Isometsä et al. (1994) N = 31 (Finland)	–	35.5	–	–	–	–	–	–
Gos et al. (2009) N = 7 (Germany)	28.6	42.9	–	–	–	–	14.3	–
Dennehy et al. (2011) N = 8 (United States)	25.0	25.0	–	25.0	–	–	–	–

Ösby et al. (2001): n = 45 unknown method.

Chen et al. (2009): n = 16 unspecified method.

Hunt et al. (2006): Burning (n = 7); other = defined as cutting, electrocution, firearms and suffocation (n = 22).

Schaffer et al. (2014): n = 10 subway, train or car collisions, n = 3 fire, burns or electrocution and n = 6 plastic bag or helium gas.

Rihmer et al. (1990): other = defined as train, shooting and cutting (n = 1 each) but diagnosis unknown.

Keks et al. (2009): n = 3 unknown method; Jumping specifically ‘in front of vehicle’.

Isometsä et al. (1994): n = 20 unspecified method.

Gos et al. (2009): n = 1 electric shock.

Dennehy et al. (2011): n = 2 unknown method.