Table 1. Clinical and sociodemographic characteristics of children under 10 years of age who were hospitalized for self-injurious behavior, Brazil, 1998 to 2018.

Age (years)	< 1	1-4	5-9	Total
Number of hospitalizations	911 (8.1)	6,028 (53.3)	4,373 (38.7)	11,312
Gender
Male	507 (7.7)	3,335 (50.7)	2,730 (41.5)	6,572
Female	404 (8.5)	2,693 (56.8)	1,643 (34.7)	4,740
Death	16 (24.6)	28 (43.1)	21 (32.3)	65
Mortality rate (%)	1.76	0.45	0.47	0.56
Mean of length of stay (days)	3.85	3.2	3.1	3.2

Data presented as n (%), unless otherwise specified.

Source: Sistema de Informações Hospitalares (SIH).22 Status of the national database on February 16, 2019. Data from January 1998 to December 2018.