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Table 3 Characteristics of included studies

From: Contemporary treatment of anxiety in primary care: a systematic review and meta-analysis of outcomes in countries with universal healthcare

First Author, Year

Country

n

FU

Disorder

Outcome

Treatment

Modality

Provider

Control

Psychological Treatment Studies

 Berger, 2017

Germany/Switzerland/Austria

139

6-mth

Anx

BAI

CBT

Online

Self

CAU

 Gensichen, 2019

Germany

419

6-mth

Anx

BAI

CBT

Guided bibliotherapy

GP

CAU

 Kendrick, 2005 (1)

United Kingdom

247

4-mth

CMD

HADS-A

Other

F2F

Mental health nurse

CAU

 Kendrick, 2005 (2)

     

Other

F2F

Mental health nurse

CAU

 Klein, 2006 (1)

Australia

55

3-mth

Anx

PDSS

CBT

Online

Psychologist

Waitlist

 Klein, 2006 (2)

     

CBT

Bibliotherapy

Trainee psychologist

Waitlist

 Newby, 2013

Australia

99

3-mth

CMD

GAD-7

CBT

Online

Unspecified clinician

Waitlist

 Nordgren, 2014

Sweden

100

10-mth

Anx

BAI

CBT

Online

Trainee psychologist

Waitlist

 Power, 2000 (1)

Scotland

104

6-mth

Anx

HAM-A

CBT

Guided (std.) bibliotherapy

Clinical psychologist

CAU

 Power, 2000 (2)

     

CBT

Guided (min.) bibliotherapy

Clinical psychologist

CAU

 Seekles, 2011a

Netherlands

108

-

Anx

HADS-A

Other/CBT

Guided online/bibliotherapy

Mental health nurse

CAU

 Sharp, 2004 (1)

United Kingdom

97

3-mth

Anx

HAM-A

CBT

F2F

Clinical psychologist

Waitlist

 Sharp, 2004 (2)

     

CBT

F2F – group

Clinical psychologist

Waitlist

 Sundquist, 2015

Sweden

215

-

CMD

HADS-A

Other

F2F – group

Psychologist/counsellor

CAU

 van Boeijen, 2005

Netherlands

142

10-mth

Anx

STAI-S

CBT

Guided bibliotherapy

GP

CAU

Pharmacological Treatment Studies

 Laakmann, 1998 (1)

Germany

125

-

Anx

HAM-A

Buspirone

Tablet

GP

Placebo

 Laakmann, 1998 (2)

     

Lorazepam

Tablet

GP

Placebo

 Lader, 1998 (1)

France and United Kingdom

244

-

Anx

HAM-A

Hydroxyzine

Tablet

GP

Placebo

 Lader, 1998 (2)

     

Buspirone

Tablet

GP

Placebo

 Lenox-Smith, 2003

United Kingdom

244

-

Anx

HAM-A

Venlafaxine

Tablet

GP

Placebo

 Llorca, 2002 (1)

France

334

-

Anx

HAM-A

Hydroxyzine

Tablet

GP

Placebo

 Llorca, 2002 (2)

     

Bromazepam

Tablet

GP

Placebo

Combined Treatment and Stepped Care Studies

 Blomhoff, 2001 (1)

United Kingdom

387

-

Anx

SPS

Sertraline + CBT

F2F + tablet

GP

Placebo

 Blomhoff, 2001 (2)

     

Sertraline

Tablet

GP

Placebo

 Blomhoff, 2001 (3)

     

CBT

F2F

GP

Placebo

 Muntingh, 2014

Netherlands

180

9-mth

Anx

BAI

Stepped Care

Multiple

Multiple

CAU

 Oosterbaan, 2013

Netherlands

158

4-mth

CMD

HAM-A

Stepped Care

Multiple

Multiple

CAU

 Seekles, 2011b

Netherlands

120

-

CMD

HADS-A

Stepped Care

Multiple

Multiple

CAU

  1. Anx anxiety disorders only, CMD common mental disorders, BAI Beck Anxiety Inventory, GAD-7 Generalized Anxiety Disorder 7-item Scale, HADS-A Hospital Anxiety and Depression Scale-Anxiety Subscale, HAM-A Hamilton Anxiety Scale, PDSS Panic Disorder Severity Scale, SPS Social Phobia Scale, STAI-S State Trait Anxiety Inventory-State Subscale, CBT Cognitive Behaviour Therapy, F2F face-to-face therapy, GP general practitioner, CAU care as usual, FU follow-up length post-treatment, n total n for study