Table 16Evidence summary table for longer instruments (four to 12 items)

Instrument (sample)Target conditionNo. of itemsIncluded studiesSensitivity/specificityLR +
LR−		Diagnostic OR
ADS-GA (4 items) (consultation sample [primary care], older adults)GAD4 KRASUCKI1999 0.77
0.83		4.53
0.28		16.35
OASIS (consultation sample [primary care], adults)Anxiety5 CAMPBELL-SILLS2009 0.89
0.71		3.07
0.15		19.81
GAI-SF (community sample, older adults)GAD5 BYRNE2011 0.75
0.87		5.77
0.29		20.08
BSI-Anxiety (6 items) (consultation sample [primary care], adults)Anxiety6 LANG2009 0.47
0.91		5.22
0.58		8.97
BAI-FS (consultation sample, adults, chronic health problems)Anxiety7 KREFETZ2004 0.82
0.59		2.00
0.31		6.56
GAD-7 (consultation sample [primary care], adults)Anxiety7 KROENKE2007 0.77
0.82		4.28
0.28		15.25
GAD-7 (consultation sample [primary care], adults)GAD7 KROENKE2007 0.92
0.76		3.83
0.11		36.42
HADS-A (consultation sample, adults and older adults, chronic health problems)Anxiety7 DENNIS2007
HALL1999
HAWORTH2007
LOVE2002
POOLE2006
SMITH2006
STARK2002
WHELAN2009 		0.77 (0.62 to 0.88)
I2 = 85%
0.72 (0.65 to 0.78)
I2 = 86%		2.8 (2.0 to 3.9)
0.32 (0.17 to 0.58)		9 (4 to 22)
PHQ-A (community sample, adults)Anxiety7 EACK2006 0.42
0.85		2.80
0.68		4.10
RSCL (consultation sample, chronic health problems)Anxiety8 HALL1999 0.85
0.67		2.58
0.22		11.51
PSWQ-A (consultation sample [primary care], older adults)GAD8 WEBB2008 0.79
0.63		2.14
0.33		6.41
GAD-Q-IV (consultation sample [primary care], older adults)GAD9 WEBB2008 0.68
0.72		2.43
0.44		5.46
GAD-Q-IV (community sample, adults)GAD9 NEWMAN2002 0.83
0.89		7.55
0.19		39.50
ADS-GA (consultation sample [primary care], older adults)GAD11 KRASUCKI1999 0.85
0.71		2.93
0.21		13.87
EPQ-N (consultation sample, adults)GAD12 WILLIAMSON 2005 0.82
0.80		4.10
0.23		18.22
GHQ-12 (community sample, adults)GAD12 WILLIAMSON 2005 0.76
0.78		3.45
0.31		11.23
MCS-12 (community sample, adults)Anxiety12 GILL2007 0.81
0.73		3.00
0.26		11.53

From: 5, CASE IDENTIFICATION AND FORMAL ASSESSMENT

Cover of Common Mental Health Disorders
Common Mental Health Disorders: Identification and Pathways to Care.
NICE Clinical Guidelines, No. 123.
National Collaborating Centre for Mental Health (UK).
Leicester (UK): British Psychological Society (UK); 2011.
Copyright © 2011, The British Psychological Society & The Royal College of Psychiatrists.

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