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)

1,956 questions in 143 reviews · Musculoskeletal

current versions
No studies 555 · 28.4%Ungraded 107 · 5.5%Very low 255 · 13%Low 555 · 28.4%Moderate 357 · 18.3%High 127 · 6.5%

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
Eye drop dispenser device vs standard bottle
Adverse events ‐ Touching the eye with the bottle tip · patients with rheumatoid arthritis
Assistive technology for rheumatoid arthritis (2009) · Cochrane
RR 0.01 [0, 0.1]1 study · 58 participantsLow
Intervention NR
Functional ability HAQ . Scale from: 0 to 3. · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 study · 50 participantsModerate
Intervention NR
Disease activity · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted0 studies · 3 participantsLow
Intervention NR
Radiological damage ‐ not measured · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Functional ability outcome was measured on different scales in different studies · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted2 studies · 88 participantsModerate
Intervention NR
Muscle strenght Grip strength · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 study · 20 participantsLow
Intervention NR
Self‐reported pain AIMS. Scale from: 0 to 10. · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 study · 68 participantsModerate
Intervention NR
Disease activity · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted2 studies · 88 participantsModerate
Intervention NR
Radiological damage ‐ not measured · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Small patient number · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 participantsUngraded
Intervention NR
Functional ability outcome was measured on different scales in different studies · patients with patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted2 studies · 305 participantsHigh
Intervention NR
Muscle strength Isometric extension · patients with patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted2 studies · 305 participantsHigh
Intervention NR
Muscle strength Isometric extension · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted2 studies · 74 participantsModerate
Intervention NR
Self‐reported pain VAS. Scale from: 0 to 10. · patients with patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 study · 24 participantsLow
Intervention NR
Disease activity DAS · patients with patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 study · 281 participantsHigh
Intervention NR
Radiological damage Joint score radiographics · patients with patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted2 studies · 305 participantsHigh
Intervention NR
Small patient number · patients with patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 participantsUngraded
Intervention NR
Self‐reported pain VAS. Scale from: 0 to 10. · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 study · 50 participantsModerate
Intervention NR
Disease activity · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted2 studies · 74 participantsModerate
Intervention NR
Radiological damage ‐ not measured · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Small patient number · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 participantsUngraded
Intervention NR
Functional ability AIMS . Scale from: 0 to 10. · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 study · 56 participantsLow
Intervention NR
Muscle strength Isometric extension · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 study · 10 participantsLow
Intervention NR
Self‐reported pain AIMS. Scale from: 0 to 10. · patients with Rheumatoid Arthritis
Dynamic exercise programs (aerobic capacity and/or muscle strength training) in patients with rheumatoid… (2009) · Cochrane
no estimate extracted1 study · 56 participantsModerate
Abatacept (2 and 10mg/kg) + DMARDs/biologic vs placebo + DMARDs/biologic
ACR 50% improvement · patients with rheumatoid arthritis
Abatacept for rheumatoid arthritis (2009) · Cochrane
RR 2.21 [1.73, 2.82]3 studies · 993 participantsModerate
Abatacept (2 and 10mg/kg) + DMARDs/biologic vs placebo + DMARDs/biologic
Pain measured at end of study on a 100 mm visual analog scale. Scale from: 0 (better) to 100 (worse). · patients with rheumatoid arthritis
Abatacept for rheumatoid arthritis (2009) · Cochrane
no estimate extracted1 study · 1425 participantsModerate
Abatacept (2 and 10mg/kg) + DMARDs/biologic vs placebo + DMARDs/biologic
Improvement in physical function (HAQ: greater than 0.3 increase from baseline, 0‐3 scale) · patients with rheumatoid arthritis
Abatacept for rheumatoid arthritis (2009) · Cochrane
RR 1.62 [1.35, 1.95]1 study · 638 participantsModerate
Abatacept (2 and 10mg/kg) + DMARDs/biologic vs placebo + DMARDs/biologic
Achievement of low disease activity state (DAS 28 less than 3.2, scale 0‐10) · patients with rheumatoid arthritis
Abatacept for rheumatoid arthritis (2009) · Cochrane
RR 4.33 [2.84, 6.59]1 study · 638 participantsModerate
Abatacept (2 and 10mg/kg) + DMARDs/biologic vs placebo + DMARDs/biologic
Total serious adverse events · patients with rheumatoid arthritis
Abatacept for rheumatoid arthritis (2009) · Cochrane
RR 1.05 [0.87, 1.28]6 studies · 3151 participantsModerate
Abatacept (2 and 10mg/kg) + DMARDs/biologic vs placebo + DMARDs/biologic
Change in radiographic progression measured by Genant‐modifed Sharp erosion score (increase in score means more joint damage). Scale from: 0 to 145. · patients with rheumatoid arthritis
Abatacept for rheumatoid arthritis (2009) · Cochrane
no estimate extracted1 study · 586 participantsModerate
Abatacept (2 and 10mg/kg) + DMARDs/biologic vs placebo + DMARDs/biologic
Long‐term serious adverse events · patients with rheumatoid arthritis
Abatacept for rheumatoid arthritis (2009) · Cochrane
no estimate extracted2 studies · 950 participantsLow
Intervention NR
Pain Various validated pain scales · Patients with osteoarthritis of the knee or hip
S‐Adenosylmethionine for osteoarthritis of the knee or hip (2009) · Cochrane
no estimate extracted2 studies · 533 participantsModerate
Intervention NR
Function Various validated function scales · Patients with osteoarthritis of the knee or hip
S‐Adenosylmethionine for osteoarthritis of the knee or hip (2009) · Cochrane
SMD 0.023 studies · 542 participantsLow
Intervention NR
Number of patients experiencing any adverse event · Patients with osteoarthritis of the knee or hip
S‐Adenosylmethionine for osteoarthritis of the knee or hip (2009) · Cochrane
RR 1.27 [0.94, 1.71]4 studies · 632 participantsModerate
Intervention NR
Number of patients who withdrew because of adverse events · Patients with osteoarthritis of the knee or hip
S‐Adenosylmethionine for osteoarthritis of the knee or hip (2009) · Cochrane
RR 0.94 [0.48, 1.86]4 studies · 656 participantsModerate
Intervention NR
Number of patients experiencing any serious adverse event Median · Patients with osteoarthritis of the knee or hip
S‐Adenosylmethionine for osteoarthritis of the knee or hip (2009) · Cochrane
no estimate extracted0 studies · 0 participantsUngraded
Intervention NR
Pain based on WOMAC pain scale Scale from: 0 (no pain) to 20 (worst pain). ( · patients with treating osteoarthritis
Glucosamine therapy for treating osteoarthritis (2005) · Cochrane
no estimate extracted11 studies · 2173 participantsModerate
Intervention NR
WOMAC Function Subscale Scale from: 0 to 68. ( · patients with treating osteoarthritis
Glucosamine therapy for treating osteoarthritis (2005) · Cochrane
no estimate extracted9 studies · 2017 participantsHigh
Intervention NR
Physician Global Assessment 100 mm visual analogue scale. Scale from: 0 to 100. ( · patients with treating osteoarthritis
Glucosamine therapy for treating osteoarthritis (2005) · Cochrane
no estimate extracted1 study · 630 participantsModerate
Intervention NR
Patient Global Assessment (patients rated whether they were better at the end of trial than at the start of the trial) ( · patients with treating osteoarthritis
Glucosamine therapy for treating osteoarthritis (2005) · Cochrane
RR 1.21 [0.8, 1.82]1 study · 118 participantsModerate
Intervention NR
Minimum Joint Space Width mm ( · patients with treating osteoarthritis
Glucosamine therapy for treating osteoarthritis (2005) · Cochrane
no estimate extracted2 studies · 414 participantsHigh
Intervention NR
Toxicity (Number of Patients Reporting Adverse Events) · patients with treating osteoarthritis
Glucosamine therapy for treating osteoarthritis (2005) · Cochrane
RR 0.99 [0.91, 1.07]9 studies · 1640 participantsHigh
Intervention NR
Toxicity (Number of Withdrawals due to Adverse Events) · patients with treating osteoarthritis
Glucosamine therapy for treating osteoarthritis (2005) · Cochrane
RR 0.76 [0.54, 1.07]12 studies · 2435 participantsModerate
Intervention NR
Pain based on WOMAC scale Scale from: 0 (no pain) to 20 (worst pain). ( · patients with treating osteoarthritis
Glucosamine therapy for treating osteoarthritis (2005) · Cochrane
no estimate extracted8 studies · 940 participantsLow
Intervention NR
WOMAC Function Subscale Scale from: 0 to 68. ( · patients with treating osteoarthritis
Glucosamine therapy for treating osteoarthritis (2005) · Cochrane
no estimate extracted3 studies · 624 participantsHigh
Summary of findings: leflunomide vs placebo, 6 months
For outcome · adult patients with rheumatoid arthritis
Leflunomide for the treatment of rheumatoid arthritis (2002) · Cochrane
no estimate extractedNRNo studies
Summary of findings: leflunomide + methotrexate vs methotrexate, 6 months
Change in pain (0‐100 mm VAS) · adult patients with rheumatoid arthritis
Leflunomide for the treatment of rheumatoid arthritis (2002) · Cochrane
no estimate extracted1 study · 263 participantsHigh
Summary of findings: leflunomide + methotrexate vs methotrexate, 6 months
Withdrawals due to adverse events (6 months) · adult patients with rheumatoid arthritis
Leflunomide for the treatment of rheumatoid arthritis (2002) · Cochrane
no estimate extracted1 study · 263 participantsModerate
Summary of findings: leflunomide vs placebo, 6 months
ACR 50 response at 6 months · adult patients with rheumatoid arthritis
Leflunomide for the treatment of rheumatoid arthritis (2002) · Cochrane
RR 2.32 [1.32, 4.05]1 study · 221 participantsHigh
Summary of findings: leflunomide vs placebo, 6 months
HAQ change (0‐3 scale) · adult patients with rheumatoid arthritis
Leflunomide for the treatment of rheumatoid arthritis (2002) · Cochrane
no estimate extracted3 studies · 679 participantsHigh