Table 1.

Participant Characteristics (N = 13).

Characteristic	Patients
	No	%
Sex
Male	7	54
Female	6	46
Age, y
18–40	3	23
41–50	3	23
51–60	2	15
61–70	2	15
>15	3	23
Length of hospital stay, day
3–6	4	31
7–10	4	31
11–15	3	23
>15	2	15
Spinal cord injury
Lumbar	1	8
Thoracic	5	38
Cervical	7	54