Skip to main content

Table 1 Characteristics of Recruit Assessment Program male responders deployed between September 1, 2001 and June 30, 2004

From: Do adverse childhood experiences increase the risk of postdeployment posttraumatic stress disorder in US Marines?

Characteristic Study Sample
N = 8391 (%)
Postdeployment
PTSDa
N = 226 (%)
Age, y   
   17-18 54.0 54.9
   19-20 32.0 32.3
   20+ 14.1 12.8
Education   
   High school or less 82.4 83.6
   More than high school 17.6 16.4
AFQT score   
   < 42 (below 25th percentile) 22.9 36.3
   42-54 (25-49th percentile) 25.3 23.5
   55-70 (50-74th percentile) 25.5 24.3
   > 70 (above 74th percentile) 26.4 15.9
Parents' education   
   High school or less 36.0 36.3
   Some college 29.7 31.9
   College graduate 27.8 25.7
   Unknown 6.6 6.2
Race/ethnicity   
   White non-Hispanic 63.8 68.1
   Hispanic 23.6 19.9
   Black non-Hispanic 4.5 4.0
   Other 8.1 8.0
Marital status at time of deployment   
   Not married 84.3 77.9
   Married 15.8 22.1
Number of close friends   
   0-1 12.1 16.8
   2 or more 87.9 83.2
Alcohol drinking behavior at service entry   
   Nondrinker 32.7 30.5
   Non-problematic drinker 34.8 38.9
   Potential problematic drinker 32.6 30.5
Smoking status at service entry   
   Never 67.8 61.1
   Past smoker 3.3 3.5
   Current < 2 pack years 19.2 24.3
   Current ≥ 2 pack years 9.7 11.1
Cumulative length of deploymentsb   
   < 3 months 11.9 12.8
   3-6 months 51.6 53.1
   6-9 months 32.2 27.9
   > 9 months 4.4 6.2
Number of deployments   
   1 95.0 88.5
   2-3 5.1 11.5
Diagnosed with mental health disorder prior to deployment   
   No 98.1 95.6
   Yes 1.9 4.4
Self-reported visiting mental health professional in last 5 years   
   No 98.8 98.2
   Yes 1.2 1.8
Self-reported poor mental healthc   
   None or a little of the time 78.0 74.8
   Some, most, or all the time 22.0 25.2
Non-ACE past traumatic eventd   
   No 59.7 59.7
   Yes 40.3 40.3
  1. Abbreviations: ACE = adverse childhood experiences; AFQT = Armed Forces Qualification Test; PTSD = posttraumatic stress disorder.
  2. As a result of rounding, percentages may not sum to 100%.
  3. aDiagnosed with PTSD after returning from first deployment in support of the operations in Iraq and Afghanistan and within 2 years of last deployment. Responders with a PTSD diagnosis prior to first deployment are excluded from this model.
  4. bCumulative number of days deployed until first diagnosis, 2 years after last deployment, or June 30, 2005, whichever came first.
  5. cAverage of Likert scale responses to 4 survey questions asking about feeling downhearted and blue, nervous, down in the dumps, and not calm or peaceful, during the past year.
  6. dSelf-reported having a severe accident, seeing someone badly injured or killed, being attacked or assaulted, threatened with a weapon, or being raped.