Should we increase the focus on diet when considering associations between lifestyle habits and deliberate self-harm?

Table 2 Multiple linear regression model with age, sex, depression and lifestyle variables with lifetime deliberate self-harm episodes (n = 448)

	Unstandardised beta	Standardised beta	p
Step 1
Age	−0.03	−.012	.013
Sex (female)	0.41	0.08	.106
DASS depression	0.02	−0.05	.314
Smoker (occasional or daily use)	−0.50	−0.10	.047
Hardly ever eat balanced meals	−0.62	−0.10	.044
Step 2
Age	−0.03	−0.12	.013
Sex (female)	0.34	0.07	.180
DASS depression	0.05	0.10	.042
Smoker (occasional or daily use)	−0.34	−0.07	.155
Hardly ever eat balanced meals	−0.63	−0.10	.037
Reason for presentation (deliberate self-harm)	1.05	0.21	<.001

Note: step 1 of the regression contains age, sex, DASS depression, smoking status, and balanced meals; step 2 of the regression contains age, sex, DASS depression, smoking status, balanced meals, and the reason for presentation to the ED. DASS Depression, Anxiety and Stress Scale

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