Prevalence of PTSD and other mental disorders in UK service personnel by time since end of deployment: a meta-analysis

Table 1 Characteristics of the KCMHR and ADDMH UK Armed Forces studies

Deployment period	Study	Study design	Sample size	Method of data collection	Period of data collection	Stage in deployment cycle	Deployment location	Outcomes^a studied
Mid-deployment	Mulligan et al. [8]	Purposive sampling^b	611	Self-report questionnaire	Jan–Feb 2009	Mid	Iraq	GHQ-12 PCL-C
Mid-deployment	Jones et al. [9]	Cluster-based purposive sampling	2794	Self-report questionnaire	Winter 2010/Jul–Aug 2011	Mid	Afghanistan	GHQ-12 PCL-C
Returning from deployment	Mulligan et al. [10]	Cluster RCT	2443	Self-report questionnaire	Mar–Apr 2009	Decompression	Afghanistan	PCL-C GHQ-12
Returning from deployment	Banwell et al. [11]	Cross-sectional	2580	Self-report questionnaire	March–Apr/ Sept–Oct 2011	Decompression	Afghanistan	PCL-C GHQ-12
Post-deployment	Burdett et al. [14]	Cluster RCT	8719	Computer-based self-report questionnaire	Oct 2011–Feb 2013	6–12 weeks post-deployment	Afghanistan	PCL-C AUDIT
	Fear et al. [15]	Cohort study	3578	Self-report questionnaire, postal or visit	Jun 2004–Mar 2006	<6 months post-deployment, 6–11 months, 12–17 months, 18–23 months, 24+ months	Iraq	AUDIT
	Hotopf et al. [13]	Cohort study	4722		Jun 2004–Mar 2006		Iraq	GHQ12 PCL-C
	Rona et al. [12]	Cohort study	669		Jun 2004–Mar 2006		Iraq	PCL-C GHQ-12 AUDIT
	Fear et al. [4]	Cohort study	6715		Nov 2007–Sep 2009		Iraq and Afghanistan	PCL-C GHQ-12 AUDIT

^a GHQ-12 12-item General Health Questionnaire, PCL-C Post-traumatic stress Check List – Civilian version, AUDIT 10-item WHO Alcohol Use Disorders Identification Test. AUDIT-3
^b Selecting a diversity of locations to represent all levels of combat exposure and recruiting those available in the bases in each pre-selected locations

ISSN: 1471-244X