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Table 3 Characteristics of participants in the longitudinal cohort study and administration study s: P-values below 0.05 (*), 0.01 (**) and 0.001 (***)

From: Reliability, validity and administrative burden of the community reintegration of injured service members computer adaptive test (CRIS-CAT)”

  Candidates for cohort study Administration study
  Lost to follow-up (N = 73) Followed at 1 year (N = 135) P  
  Mean (SD) Range Mean (SD) Range   Mean (SD) Range
Age 30.6 (8.8) 20-55 36.7 (10.0) 21-59 0.000 48.2 (9.8) 24-59
Month since return from deployment 22.1 (19.9) 0-68 28.5 (19.0) 1-96 0.015  
SF-12 MCS 45.1 (9.2) 43.0-47.3 43.7 (11.9) 41.6-45.7 0.1863  
SF-12 PCS 41.7 (5.2) 40.4-42.9 41.2 (6.0) 40.1-42.2 0.2727  
CRIS-CAT Extent 49.7 (10.1) 47.3-52.0 47.6 (9.0) 46.0-49.1 0.0638  
CRIS-CAT Perceived 50.1 (9.7) 47.8-52.4 48.9 (7.6) 47.6-50.2 0.1650  
CRIS-CAT Satisfaction 49.7 (9.3) 47.5-51.9 49.1 (8.4) 47.7-50.6 0.3361  
  Frequency (%) Frequency (%)   Frequency (%)
Gender    0.196  
  Male 57 (78.1) 115 (85.2)   35 (70.0)
  Female 16 (21.9) 20 (14.8)   15 (30.0)
Race    0.266  
  White 52 (71.2) 111 (82.2)   34 (69.4)
  Black 4 (5.5) 6 (4.4)   3 (6.1)
  Other 11 (15.1) 10 (7.4)   3 (6.1)
  Mixed 6 (8.2) 8 (5.9)   9 (18.4)
Ethnicity 12 (16.4) 11 (8.2) 0.072 3 (6.1)
Has Children 33 (45.2) 82 (60.7) 0.031 50 (100.0)
Education    0.441  
  Less than High School 0 (0.0) 0 (0.0)   1 (4.0)
  High School 21 (28.8) 25 (18.5)   8 (16.0)
  GED 3 (4.1) 6 (4.4)   1 (2.0)
  Some college 34 (46.6) 64 (47.4)   23 (46.0)
  College 11 (15.1) 29 (21.5)   12 (24.0)
  Post Grad 4 (5.5) 11 (8.2)   4 (8.0)
Employment status    0.058  
  Unemployed 21 (28.8) 20 (14.8)   5 (10.0)
  Not working due to disability/medical hold 3 (4.1) 14 (10.4)   15 (30.0)
  Working part-time/training 10 (13.7) 18 (13.3)   5 (10.0)
  Working full-time 39 (53.4) 83 (61.5)   19 (38.0)
  Retired 0 (0.0) 0 (0.0)   6 (12.0)
Income    0.013  
  Less than $25 K 26 (35.6) 27 (20.0)   16 (32.0)
  $25 k to $50 k 25 (34.3) 42 (31.1)   
  Over $50 k 22 (30.1) 66 (48.9)   21 (42.0)
Marital Status    0.014  
  Unmarried 37 (50.7) 44 (32.6)   10 (20.0)
  Married 22 (30.2) 68 (50.4)   25 (50.0)
  Divorced, Separated or Widowed 14 (19.2) 23 (17.1)   15 (30.0)
Residence    0.002  
  Outside 0 (0.0) 0 (0.0)   0 (0.0)
  Staying with friend 12 (16.4) 8 (5.9)   1 (2.0)
  Vet Home 0 (0.0) 2 (1.5)   2 (4.0)
  House 18 (24.7) 37 (27.4)   17 (34.0)
  Apartment 34 (46.6) 85 (63.0)   29 (58.0)
  Other 9 (12.3) 3 (2.2)   1 (2.0)
Depression Diagnosis 14 (19.7) 45 (33.8) 0.034 20 (40.8)
PTSD Diagnosis 16 (22.5) 44 (33.6) 0.101 20 (40.0)
Mental Illness Diagnosis 8 (11.3) 23 (17.0) 0.271 13 (26.0)
Alcohol/Drug abuse Diagnosis 8 (11.1) 32 (23.7) 0.029 17 (34.0)
New Diagnosis of Mental Illness 0 (0.0) 35 (28.7) 0.000 N/A
Imputed MCS score at Visit 2 45.0 44.8   
Imputed PCS score at Visit 2 50.4 46.3