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Table 2 Typhoid cases demographics

From: Typhoid fever cases in the U.S. military

Population S. Typhoid cases Active duty US military populationa
 <20 1 (0.5) 80,678 (5.7)
 20–29 85 (41.5) 784,522 (55.5)
 30–39 83 (40.5) 391,404 (27.7)
 ≥40 36 (17.6) 156,863 (11.1)
Race (n, %)   
 White 142 (69.3) 983,730 (69.6)
 Black 20 (9.8) 234,750 (16.6)
 Asian/Pacific Islander 18 (8.8) 66,742 (4.7)
 American Indian 1 (0.5) 21,390 (1.5)
 Other 19 (9.3) 121,418 (5.5)
Gender (n, %)   
 Male 176 (85.9) 1,205,034 (85.3)
 Female 29 (14.2) 208,465 (14.7)
Education level (v, %)   
 High school 105 (51.2) 1,008,843 (71.4)
 Some college 36 (17.6) 102,176 (7.2)
 Bachelor’s degree 42 (20.5) 169,579 (12.0)
 Master’s degree 14 (6.8) 83, 258 (5.9)
 Doctorate 2 (1.0) 21,842 (1.6)
 Unknown 6 (2.9) 27,801 (2.0)
Rank (n, %)   
 E1-E4 63 (30.7) 611,370 (43.3)
 E5-E9 88 (42.9) 557,516 (39.4)
 O1-O5 48 (23.4) 210,124 (14.9)
 O6-O10 4 (2.0) 13,433 (1.0)
 Warrant officer 2 (1.0) 21,029 (1.5)
Marital status (n, %)   
 Married 129 (62.9) 791,895 (56.0)
 Never married/single 67 (32.7) 620,677 (43.9)
 Other 9 (4.4) 927 (0.1)
Branch of service (n, %)   
 Army 38 (18.5) 533,249 (37.7)
 Air force 73 (35.6) 330,214 (23.4)
 Marines 14 (6.8) 194,432 (13.8)
 Navy 78 (38.1) 314,580 (22.3)
 Coast guard 2 (1.0) 41,024 (2.9)
  1. aAs of April 2013