Kinematic and functional analysis during gait following intraarticular corticosteriod injection in patients with acute exacerbation of knee arthritis
Bibliographic record
Abstract
PurposeThe objectives of this study include evaluation of knee joint movements following intraarticular corticosteroid injection (ICI) in patients with acute exacerbation of knee aryhjritis..The study measured changes in spatiotemporal gait parameters, pain intensity, and functional status in the participants.Participants Nine adult participants with acute exacerbation of rheumatoid arthritis of the knee (aged 23 to 57) were included in the study.They all had an exacerbation of unilateral knee arthritis and attended the Rheumatology clinic at the Health Sciences Center, Winnipeg, Canada.ICI was administered to each participant in the affected knee joint.Methods Kinematic data for the affected knee and spine was obtained by Vicon Motion Analysis System (Oxford, UK) during gait.Spatiotemporal gait parameters were obtained using the GAITRite@ system (CIR Systems Inc.Clifton, NJ 07012).Participants performed five trials each for gait and stair climbing.Pain intensity was measured by a 10 cm vertical VAS.The Knee inju.y and Osteoarthritis Outcome Score (KOOS) was used to obtain functional outcome information.Datawas collected before the ICI and after 7-10 days following ICL Analysis Movement excursion for the affected knee joint flex/ext, hip abd/add, ankle DFÆF, spine side flexion, and spine forward flex/ext angle on the affected side were the outcome variables extracted from the kinematic data.Kinematic datawas exported, conditioned, and processed using custom Matlab 7 software for analysis.The gait cycle was separated into swing and stance phases.Average curves for each outcome variable were analyzed pre and post-injection with a point to point paired t-test in all the participants.Cadence, velocify, bilateral stride length, bilateral step length, step width, bilateral step time, double support percentage, and ipsilateral single support percentage were the spatiotemporal parameters that were compared before and after ICL Pain intensity and KOOS score were also compared using paired t-tests were computed for testing these variables.Differences for p<0.05 were considered significant.ResultsSignifrcant improvement in the flex/ext excursion of the affected knee joint was observed following ICL Movement excursion for ankle DF angle also improved following ICI.Participants also showed significant improvement in cadence, velocity, bilateral stride length, bilateral step length, step width, double support percentage, and ipsilateral step time.Pain level reflected by VAS and functional status as described by different subscales of KOOS showed significant improvement as well following ICL ConclusionsThe study demonstrated a short-term effect of ICl-induced pain relief on knee joint functions in patients with acute exacerbation of rheumatoid arthritis of the knee patients.The study concluded that knee joint movements, gait pattem, and overall quality of life improve markedly following ICL Future research should determine the long-term effects of ICI in acute exacerbation of rheumatoid arthritis of the knee on knee movement, pain and function.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.001 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".