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Table 1 Characteristics of all male responders, and of those reporting one or more new medical symptom since 1990

From: Self-reported ill health in male UK Gulf War veterans: a retrospective cohort study

Variable ALL MALE RESPONDERS1 MALE RESPONDERS REPORTING ≥ 1 NEW
    MEDICAL SYMPTOM/DISEASE SINCE 19901
  GWV NGWV GWV NGWV
  n (%) n (%) n (%) n (%)
Total 24,379 (100) 18,439 (100) 14,411 (100) 6,670 (100)
Age at time of survey (years)     
20–29 5,506 (23) 3,442 (19) 3,361 (23) 1,295 (19)
30–34 7,871 (32) 5,754 (31) 4,523 (31) 1,951 (29)
35–39 5,492 (23) 4,399 (24) 3,222 (22) 1,462 (22)
40–44 3,019 (12) 2,500 (14) 1,797 (13) 943 (14)
≥45 2,491 (10) 2,343 (13) 1,508 (11) 1,019 (15)
Mean (SD) 35(6.8) 36(7.3) 35(6.8) 36(7.9)
Service at time of Gulf War 2     
Army 17,106 (70) 12,559 (68) 10,619 (74) 4,750 (71)
RN 2,417 (10) 2,110 (11) 1,227 (9) 658 (10)
RAF 4,856 (20) 3,770 (21) 2,565 (18) 1,262 (19)
Rank at time of Gulf War 2     
Officer 3,202 (13) 3,062 (17) 1,616 (11) 1,068 (16)
Other ranks 21,177 (87) 15,377 (83) 12,795 (89) 5,602 (84)
Serving status at time of survey     
Still serving 13,259 (54) 10,553 (57) 7,293 (51) 3,366 (51)
No longer serving 11,120 (46) 7,886 (43) 7,118 (49) 3,304 (50)
Smoking     
Ever 13,514 (57) 9,716 (54) 8,468 (59) 3,784 (57)
Never 10,390 (44) 8,379 (46) 5,865 (41) 2,870 (43)
Alcohol intake at time of survey (units per week)     
None 1,514 (7) 1,190 (7) 1,056 (8) 531 (8)
1–3 3,269 (14) 2,377 (13) 2,093 (15) 1,002 (15)
4–10 8,838 (38) 6,848 (39) 5,169 (37) 2,398 (37)
11–20 6,173 (26) 4,767 (27) 3,548 (25) 1,638 (25)
≥21 3,632 (16) 2,538 (14) 2,180 (16) 958 (15)
"Gulf war syndrome"     
Yes 1,324 (6)   1,282 (9)  
No 12,577 (53) - 4,925 (35) -
Not sure 9,692 (41) - 8,041 (56) -
  1. 1Numbers for each variable might not add up to total due to missing values. 2At 1st January 1991, or at time of first deployment if known (GWV responders).