Table 1.

Rates of self-harm per 100 000 per year (2010–2012), calculated using national HES admission and emergency department data, and data from the Multicentre Study of Self-harm in England

Rates (2010–2012)	Multicentre study	HES emergency department	Rate ratio* (95% CI)	HES admissions	Rate ratio* (95% CI)
Total	500.86	206.97	0.41 (0.35 to 0.49)	209.01	0.42 (0.36 to 0.49)
Men	424.47	185.58	0.44 (0.37 to 0.52)	172.83	0.41 (0.34 to 0.49)
Women	576.52	227.67	0.39 (0.34 to 0.46)	244.03	0.42 (0.36 to 0.49)
<24 years	433.31	246.90	0.57 (0.49 to 0.67)	227.99	0.53 (0.45 to 0.62)
25–34 years	662.70	332.12	0.50 (0.44 to 0.57)	314.12	0.47 (0.41 to 0.54)
35–54 years	628.46	254.73	0.41 (0.35 to 0.47)	279.59	0.44 (0.39 to 0.51)
55+ years	170.43	55.81	0.33 (0.24 to 0.44)	67.90	0.40 (0.30 to 0.53)

Note: All rates based on episodes not individuals.

*Rate ratios calculated using Multicentre Study data as the reference group. HES, Hospital Episode Statistics.