Table 2.

Chi-square and odds (95% CI) ratio associations between suicidality (plan or attempt) and self-harm, age group, disability, gender identity and sexual orientation

	No plan or attempt		Plan or attempt		χ2	OR	CI (95%)		Did not self-harm		Did self-harm		χ2	OR	CI (95%)
	n	%	n	%			Lower	Upper	n	%	n	%			Lower	Upper
Age group					6.312*								0.91
16 and under	116	14.7	131	16.6					30	3.8	217	27.5
17–19	112	14.2	147	18.6					25	3.2	234	29.7
20–25	103	13.1	180	22.8					33	4.2	250	31.7
Disability, chronic illness or impairment					23.99***	2.38	1.67	3.38					10.09***	2.88	1.46	5.68
Yes	54	6.8	145	18.4					10	1.3	189	3.38
No	277	35.1	313	39.7					78	9.9	512	64.9
Gender identity (2 cat)					11.1***								5.48*	1.75	1.09	2.81
Male/Female	210	26.6	236	29.9		1.63	1.22	2.18	60	7.6	386	48.9
Transgender	121	15.3	222	28.1					28	3.5	315	39.9
Sexual orientation					7.82								19.47***
Lesbian	37	4.7	66	8.4					5	0.6	98	12.4
Gay	65	8.2	63	8					27	3.4	101	12.8
Bisexual	88	11.2	107	13.6					24	3	171	21.7
Queer or Pansexual	82	10.4	131	16.6					17	2.2	196	24.9
Other	59	7.5	90	11.4					15	1.9	134	17
Self-harm					76.17***	10.03	5.46	18.4
Has not self-harmed	75	9.5	13	1.6
Has self-harmed	256	32.4	445	56.4

Bold values indicate statistical significance. *P < 0.05; **P < 0.01; ***P < 0.001.