Table 1. Patient characteristics and prognosis.

Variable	N = 83
Age (years), mean ± SD	82.3 ± 8.3
65–74	15 (18.1%)
75–84	29 (34.9%)
≥85	39 (47.0%)
Male	42 (50.6%)
Type of residence before the emergency department visit
Home	73 (88.0%)
Facilities	9 (10.8%)
Others	1 (1.2%)
Ambulation
Ambulatory	51 (61.5%)
Using cane or walker	16 (19.3%)
Wheelchair	3 (3.6%)
Bedridden	10 (12.1%)
Unknown	3 (3.6%)
Days from the onset to the visit (days), mean ± SD	14.5 ± 27.2
Hospitalized	59 (71.1%)
Length of hospitalization (days), mean ± SD	18.4 ± 15.5
Treated	51 (61.4%)
Prognosis
Recovered	65 (78.3%)
Not changed	1 (1.2%)
Dead	17 (20.5%)

Values are presented as mean ± SD and n (%).