Table 1
Demographic and military characteristics of veterans in the MSD cohort, by calendar year of entry in to the cohort
| Year | Total |
|---|
| 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
|---|
| N | 1,109,775 | 516,896 | 452,199 | 429,495 | 399,774 | 352,668 | 336,898 | 315,866 | 316,601 | 343,788 | 346,154 | 317,649 | 5,237,763 |
| Age | |
| under 40 | 7.6% | 7.6% | 7.7% | 8.4% | 10.7% | 12.9% | 14.7% | 17.3% | 19.4% | 19.8% | 20.1% | 20.5% | 12.4% |
| 40–49 | 15.8% | 13.7% | 13.2% | 12.8% | 13.1% | 12.9% | 12.9% | 13.2% | 13.7% | 13.9% | 13.5% | 13.2% | 13.8% |
| 50–64 | 32.7% | 32.4% | 34.5% | 36.6% | 37.4% | 38.0% | 38.4% | 39.3% | 39.2% | 40.1% | 39.8% | 38.8% | 36.3% |
| 65 and over | 43.9% | 46.3% | 44.6% | 42.2% | 38.7% | 36.3% | 34.1% | 30.1% | 27.7% | 26.2% | 26.5% | 27.5% | 37.4% |
| Sex | |
| Women | 5.5% | 4.9% | 5.0% | 5.2% | 5.7% | 6.0% | 6.3% | 6.7% | 7.1% | 7.1% | 7.4% | 7.7% | 6.0% |
| Race/Ethnicity | |
| White | 74.6% | 76.1% | 76.3% | 76.0% | 74.4% | 73.8% | 73.4% | 71.8% | 70.6% | 70.5% | 70.2% | 69.6% | 73.6% |
| Black | 16.6% | 14.6% | 14.0% | 13.8% | 14.6% | 14.9% | 15.1% | 15.7% | 16.2% | 16.0% | 15.8% | 15.8% | 15.4% |
| Hispanic | 4.0% | 3.8% | 3.7% | 4.1% | 4.7% | 5.1% | 5.1% | 5.6% | 5.8% | 5.5% | 5.6% | 5.9% | 4.7% |
| Other | 2.9% | 2.7% | 2.6% | 2.3% | 2.3% | 2.4% | 2.4% | 2.5% | 2.5% | 2.6% | 2.5% | 2.5% | 2.6% |
| Missing | 2.0% | 2.8% | 3.3% | 3.8% | 3.9% | 3.8% | 4.0% | 4.4% | 4.8% | 5.4% | 5.9% | 6.1% | 3.8% |
| Vietnam era | 37.3% | 35.2% | 36.7% | 38.5% | 39.2% | 39.2% | 39.2% | 39.6% | 38.9% | 39.3% | 39.2% | 38.7% | 37.3% |