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Table 2 Characteristics of participants in major studies of U.S. veterans of the first Gulf War a

From: An assessment of survey measures used across key epidemiologic studies of United States Gulf War I Era Veterans

  Devens Cohort Study New Orleans VA Registry Nat’l Health Survey PA & HI DoD Registry Iowa Seabees OR & WA Air Nat’l Guard Kansas I Kansas II Millennium Cohortc Military Health Survey Total
Sample size   2,949b 1,520d 66,227 20,917 4,344 54,244 3,695 11,868 1,119 3,723 2,030 304 45,372 8,020 226,332
Deployment status GW 2,345 1,520 66,227 11,441 1,524 46,625 1,896 3,831 1,119 1,154 1,548 304 9,248 5,699 154,481
  Non-GW     9,476 2,727 4,888 1,799 8,037   2,569 482   36,124 1, 192 67,294
Age, years <25        1,895         1,895
  17-21    15,008         386     15,394
  22-25    14,887         426     15,313
  >25        1,800         1,800
  26-31    14,390           5,761   20,151
  >31    21,947           41,471   63,418
  26-33            528   10,118   10,646
  >34            690   35,254   35,944
  Mean 30.2 29   31   32.5   30.6 26.4 35    39.1   
Date of age   1991 deploy deploy 1991    8/1990 1990 deploy 1995 1/1991   2000   
Gender Male 2,137 1,307 59,697 16,715   47,301 3,360 11,334 962 3,202 1,766 282 35,460   183,523
  Female 208 213 6,530 4,202   6,943 335 534 157 521 264 22 9,895   29,824
Race White 1,975 867 43,182 15,550 3,078 27,936 3,543 10,432 1,041 3,202 1,786 265 31,988   144,845
  Black 176 456 16,527 3,828   15,893   843    162 26 6,501   44,412
  Hispanic 84 182 1,752    2,712      61 15 2,319   7,125
  Other 110 15 4,766 1,539 977 7,648 152 593 78 521 41 8 4,537   20,985
Service Active 265   42,590 8,082 2,291 44,697 1,953 10,266 772 1,680 914   21,516   135,026
  NG/Res    23,637     1,742   347   1,116     26,842
  NG 1,494    5,759       1,205    10,863   19,321
  Reserve 586    7,076 1,714 6,455   1,602   838    12,954   31,225
Branch Army 2,345   47,850 13,238d   43,504 2,083   526   1,238 168 20,325   131,277
  Air Force    4,148 2,693   3,634 532   67 3,723 447 28 14,945   30,217
  Marines    8,977 2,304   2,658 503   213   142 58 1,569   16,424
  Navy    5,252 2,682   2,712   11,868 313   223 49 7,986   31,085
  Other       1,682 577       547   2,806
Rank Enlisted 982 1,398 61,797 17,553 3,581   3,298 10,244   3,202 1,705 241 326   104,327
  Officer 155 122   3,060    397 1,624    325 63    5,746
  Noncom 1,208             32,219   33,427
  Com    3,686           11,537   15,223
  Warrant    744 288          1,290   2,322
Reference   [7] [8] [37] [10] [17] [11] [38] [12] [13] [4] [1] [14] [15] [16]  
  1. Abbreviations: Com Commissioned Officer, DoD Department of Defense, GW Gulf War, HI Hawaii, NG National Guard, Noncom Noncommissioned Officer, OR Oregon, PA Pennsylvania, Res Reserve Service, VA Department of Veterans Affairs, WA Washington.
  2. aSome cells may not total to the full study sample size due to rounding imprecision in published percentages, or missing data or errors in the original publication.
  3. bFigures presented are based on 2,345 participants of Devens Cohort Study, as reported in [7]. Figures for the full cohort of 2,949 are not available in published literature.
  4. cFigures presented are based on the subset of Millennium Cohort participants who served during the era of the first Gulf War. These are unpublished data that were provided to us in a personal communication by Dr. Nancy Crum-Cianflone of the Naval Health Research Center.
  5. dDenotes that the figure is reported variably in multiple publications, or is otherwise uncertain.