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Table 1 General characteristics of appraisals

From: More than one third of clinical practice guidelines on low back pain overlap in AGREE II appraisals. Research wasted?

APPRAISAL

PROTOCOL PLANNED

SEARCH DATE

NO. OF RATERS

NO. OF CPG

POPULATION

INTERVENTION

ACEVEDO 2016 [25]

No

2000 - 2014

2

5

Chronic LBP

Interventional management (surgical and non-surgical)

ANDERSON 2021 [26]

PROSPERO

Inception - January 2020

2

10

Lumbar spinal stenosis

Diagnosis, treatment, management

CASTELLINI 2020 [27]

PROSPERO

January 2016 - January 2020

4

21

LBP

Rehabilitation, pharmacological or surgical therapy

CORP 2021 [28]

Online repository

January 2013 - May 2020

1-2

12

Adults with neck pain and LBP including whiplash-related disorders or symptoms of radiculopathy (e.g., radicular pain)

Treatment deliverable via primary care or referral pathways to secondary care

DONISELLI 2018 [29]

No

2009 - March 2017

4

8

LBP

Assessment and management

ERNSTZEN 2017 [30]

PROSPERO

2000 - May 2015

3

12

Adults with chronic MSK pain including LBP

Evaluation, diagnosis, and management of chronic MSK pain

FRANZ 2015 [31]

No

2000 - June 2014

NR

2

LBP

Diagnosis and treatment

HOYDONCKX 2020 [32]

No

January 2008 - December 2018

3

2

Adults with chronic pain including LBP

Diagnosis and treatment

KRENN 2020 [33]

No

2013 - September 2020

2

10

People, any age and sex, with specific-LBP

Diagnosis and/or treatment 

LIN 2020 [34]

PROSPERO

2011 - 2017

3

15

Adults with spinal pain (lumbar, thoracic, cervical spine), hip/knee pain including hip/knee OA and shoulder pain

Assessment and treatment

MERONI 2019 [17]

No

January 2011 - December 2019

3

10

Non-specific chronic LBP

Clinical management of nonspecific chronic LBP in primary care

NG 2021 [35]

PROSPEROb

2008 – October 2018

2-3

22

Adults with any type of LBP

Treatment and/or management of LBP

NORDIN 2018 [36]

PROSPERO

2010 - October 2017

2

15

Adults and children with neck pain and associated disorders, mechanical thoracic spinal pain, musculoskeletal chest pain, non-specific LBP with or without radiculopathy, infection associated with the spine (i.e., bacteria, fungi), spinal deformity (kyphosis, lordosis, scoliosis), myelopathy, and inflammatory arthritis

Assessment and intervention in differential diagnosis

RATHBONE 2020 [37]

Online repository 

1946 - March 2020

2

36

Adult population with primary LBP

Within the scope of physiotherapy

STANDER 2020a [38]

No

Inception - January 2019

NR

3

Adults with acute or subacute LBP

Physiotherapy assessment and management

WONG 2017 [39]

PROSPERO

January 2005 - April 2014

2

13

Adults and/or children with LBP with or without radiculopathy;

Therapeutic noninvasive management

YAMAN 2015 [40]

No

Search done in July 2014

4

3

NASS evidence-based clinical practice CPGs

-

  1. LBP Low back pain, CPG Clinical practice guideline, MSK Musculoskeletal, NASS North American Spine Society, NR Not reported
  2. aqualitative synthesis due to missing data
  3. binformation found in the previous publication [41]