Gap finder

Search review questions

Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.

Limit to evidence status or GRADE (optional)

149 questions in 26 reviews · Back and Neck

current versions
No studies 149 · 100%Ungraded 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

QuestionEffectEvidenceStatus / GRADE
Minimal invasive discectomy vs micro/discectomy
Outcomes# · participants with lumbar disc herniation
Minimally invasive discectomy versus microdiscectomy/open discectomy for symptomatic lumbar disc herniation (2014) · Cochrane
no estimate extractedNRNo studies
Physiotherapy with traction vs physiotherapy without traction
Adverse effects · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Traction vs another type of traction
Pain intensity VAS (0‐100 mm). · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Traction vs another type of traction
Functional status Oswestry Disability Index or Roland Morris Disability Questionnaire. · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Traction vs another type of traction
Global improvement · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Traction vs another type of traction
Return to work · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Traction vs another type of traction
Adverse effects · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Traction vs any other treatment
Return to work · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Traction vs placebo, sham or no treatment
Functional status Oswestry Disability Index or Roland Morris Disability Questionnaire. · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Traction vs any other treatment
Adverse effects · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Traction vs placebo, sham or no treatment
Return to work · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Traction vs placebo, sham or no treatment
Adverse effects · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Physiotherapy with traction vs physiotherapy without traction
Return to work · people with low‐back pain with and without sciatica
Traction for low‐back pain with or without sciatica (2013) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Satisfaction · Patients with chronic non‐specific neck pain
Electrotherapy for neck pain (2013) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Quality of life · Patients with chronic non‐specific neck pain
Electrotherapy for neck pain (2013) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Adverse effects · Patients with chronic non‐specific neck pain
Electrotherapy for neck pain (2013) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Global Perceived Effect · Patients with subacute/chronic neck pain with or without radicular symptoms and cervicogenic headache
Electrotherapy for neck pain (2013) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Quality of life · Patients with subacute/chronic neck pain with or without radicular symptoms and cervicogenic headache
Electrotherapy for neck pain (2013) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Adverse effects · Patients with subacute/chronic neck pain with or without radicular symptoms and cervicogenic headache
Electrotherapy for neck pain (2013) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Function · Patients with chronic non‐specific neck pain
Electrotherapy for neck pain (2013) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Adverse event—not reported · participants with lumbar spinal stenosis
Rehabilitation following surgery for lumbar spinal stenosis (2013) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Adverse Events ‐ not reported · participants with lumbar spinal stenosis
Rehabilitation following surgery for lumbar spinal stenosis (2013) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Function · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Tenderness · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Global Perceived Effect · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Satisfaction · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Quality of life · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Overall well‐being · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Adverse effects · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Function · Patients with unknown duration of mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Tenderness · Patients with unknown duration of mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Function · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Global Perceived Effect · Patients with unknown duration of mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Satisfaction · Patients with unknown duration of mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Quality of life · Patients with unknown duration of mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Overall well‐being · Patients with unknown duration of mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Adverse effects · Patients with unknown duration of mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Tenderness · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Global Perceived Effect · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Satisfaction · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Quality of life · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Overall well‐being · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Adverse effects · Patients with subacute/chronic mechanical neck pain
Massage for mechanical neck disorders (2012) · Cochrane
no estimate extractedNRNo studies
Disc arthroplasty vs fusion
Disability Roland Morris · patients with chronic low‐back pain
Total disc replacement for chronic back pain in the presence of disc degeneration (2012) · Cochrane
no estimate extractedNRNo studies
Disc arthroplasty vs fusion
Daily activity · patients with chronic low‐back pain
Total disc replacement for chronic back pain in the presence of disc degeneration (2012) · Cochrane
no estimate extractedNRNo studies
Intervention NR
CI: Confidence interval · adults with chronic low‐back pain
Behavioural treatment for chronic low‐back pain (2010) · Cochrane
no estimate extractedNRNo studies
Summary of findings: Behavioural treatments vs other treatments
CI: Confidence interval · adults with chronic low‐back pain
Behavioural treatment for chronic low‐back pain (2010) · Cochrane
no estimate extractedNRNo studies
Summary of findings: Behavioural treatments + other treatments vs other treatments alone
CI: Confidence interval · adults with chronic low‐back pain
Behavioural treatment for chronic low‐back pain (2010) · Cochrane
no estimate extractedNRNo studies
Summary of findings: Behavioural treatment vs waiting list control
CI: Confidence interval · adults with chronic low‐back pain
Behavioural treatment for chronic low‐back pain (2010) · Cochrane
no estimate extractedNRNo studies