Table 1 Demographic characteristics of individuals with SCI in 1993 (N=344)

From: Generating Rasch-based activity of daily living measures from the Spinal Cord Injury Longitudinal Aging Study

Variables All (N=344) C1–C4 (N=50; 15%) C5–C8 (N=126; 37%) T1–S5 (N=168; 49%) P-value
  n % n % n % n %  
Gender          0.13
 Male 231 67 36 16 91 39 104 45  
 Female 113 33 14 12 35 31 64 57  
Race          0.58
 American Indian/Alaskan Native 5 2 0 0 2 40 3 60  
 Asian 2 1 0 0 1 50 1 50  
 Black or African American 56 16 5 9 18 32 33 59  
 White 281 82 45 16 105 37 131 47  
Hispanic origin          0.61
 Yes 1 0 0 0 0 0 1 100  
 No 315 92 47 15 110 35 158 50  
 Missing 28 8 3 11 16 57 9 32  
Marital status          0.15
 Single 141 41 21 15 58 41 62 44  
 Married 131 38 21 16 37 28 73 56  
 Divorced 49 14 4 8 18 37 27 55  
 Others 23 7 4 17 13 57 6 26  
  Mean s.d. Mean s.d. Mean s.d. Mean s.d.  
Age (range: 17–66 years old) 37.0 10.6 34.9 12.4 36.1 9.9 38.2 10.5 0.06
Education (year) 14.5 2.9 13.8 3.1 14.4 2.9 14.7 2.8 0.17
General health score 3.3 1.0 3.2 0.9 3.3 1.0 3.3 1.0 0.81
SCI_ADL raw scorea 17.2 6.8 22.8 8.7 20.2 6.4 13.2 3.1 <0.001b
  1. Abbreviations: Min, minimum of age; max, maximum of age; SCI, spinal cord injury; SCI_ADL, Spinal Cord Injury Activities of Daily Living.
  2. SCI injury level: cervical, C1–C4; cervical, C5–C8; thoracic, lumbar, sacral, T1–S5.
  3. aSignificant at P-value of 0.05
  4. bLower raw SCI_ADL score means more independent.