Table 4

 Association between difference of expected and actual duration of last deployment and psychological symptoms

VariablesNo (%)Odds ratio (95% CI)*Odds ratio (95% CI)†
Caseness on post-traumatic stress disorder checklist
Duration of deployment:
 Same as expected29 (2.7)1.001.00
 Less than expected48 (3.1)1.04 (0.64 to 1.76)1.10 (0.66 to 1.84)
 More than expected17 (6.4)2.27 (1.21 to 4.24)2.38 (1.21 to 4.65)
Caseness on general health questionnaire
Duration of deployment:
 Same as expected177 (16.5)1.001.00
 Less than expected269 (17.4)1.06 (0.86 to 1.31)1.13 (0.89 to 1.42)
 More than expected57 (21.4)1.34 (0.95 to 1.88)1.30 (0.90 to 1.89)
Multiple physical symptoms
Duration of deployment:
 Same as expected103 (9.5)1.001.00
 Less than expected183 (11.8)1.25 (0.96 to 1.62)1.27 (0.96 to 1.68)
 More than expected22 (8.1)0.82 (0.51 to 1.34)0.82 (0.49 to 1.36)
Severe alcohol problem
Duration of deployment:
 Same as expected177 (16.5)1.001.00
 Less than expected266 (17.2)1.03 (0.87 to 1.28)1.02 (0.81 to 1.29)
 More than expected52 (19.3)1.11 (0.77 to 1.59)1.11 (0.76 to 1.62)

*Adjusted for sex, age, serving status, rank, service, and marital status.

†Adjusted for sex, age, serving status, rank, service, marital status, role in theatre, time spent in a forward area, and problems at home.