Skip to main content

Advertisement

Table 1 Demographics and descriptive epidemiology of U.S. military (CDAD) cases (1998-2010)

From: Epidemiology of CLOSTRIDIUM DIFFICILEinfection among active duty United States military personnel (1998-2010)

  All cases C. difficilecases (CDAD) n (%) total = 2,423
  2,423 CA = 1,018 HA = 1,405 P value
Age yr. (Median; IQR) 30; 24, 39 31; 25, 39 30; 23, 39 0.1529
Gender    
Male 1,880 (77.6) 908 (74.5) 972 (80.7) <0.001
Female 543 (22.4) 311 (25.5) 232 (19.3)
Race    
White 1,686 (69.6) 853 (70) 833 (69.2) 0.263
Black 355 (14.7) 179 (14.7) 176 (14.6)
Asian 39 (1.6) 21 (1.7) 18 (1.5)
American Indian 26 (1.1) 19 (1.6) 7 (0.6)
Hispanic 121 (5.0) 57 (4.7) 64 (5.3)
Unknown/other 196 (8.1) 90 (7.4) 106 (8.8)
Rank    
O6-O10 32 (1.3) 16 (1.3) 16 (1.3) 0.900
O1-05 360 (14.9) 185 (15.2) 175 (14.5)
Warrant officer 34 (1.4) 16 (1.3) 18 (1.5)
E5-E9 1,139 (47) 581 (47.7) 558 (46.4)
E1-E4 858 (35.4) 421 (34.5) 437 (36.3)
Education    
Graduate 346 (6.1) 98 (8.0) 80 (6.6) 0.001
Bachelor’s degree 675 (11.9) 164 (13.5) 153 (12.7)
Some college 591 (10.5) 174 (14.3) 129 (10.7)
High school 3,824 (67.6) 749 (61.4) 795 (66.0)
<High school 42 (0.7) 4 (0.3) 19 (1.6)
Unknown 176 (3.1) 30 (2.5) 28 (2.3)
Marital status    
Married 3,160 (56) 753 (61.8) 686 (57.1) 0.006
Single never married 2,211 (39.1) 380 (31.2) 452 (37.6)
Other 273 (4.8) 83 (6.8) 63 (5.2)
Unknown 4 (0.1) 2 (0.2) 1 (0.1)
Service branch    
Army 995 (41.1) 505 (41.4) 490 (40.7) 0.009
Air Force 642 (26.5) 354 (29.0) 288 (23.9)
Coast Guard 73 (3.0) 36 (3.0) 37 (3.1)
Marine corps 252 (10.4) 109 (8.9) 143 (11.9)
Navy 461 (19.0) 215 (17.6) 246 (20.4)
Follow up in days (Median duration) 677 814 608 <0.001
  1. †Wilcoxon Rank Sum (Mann-Whitney) test used for comparison of continuous variables (Age, Duration of Follow Up); All other categorical variables evaluated with Chi-Square test for comparison of frequencies by appropriate degrees of freedom. HA- vs. CA- comparisons.