Functional outcome after arthroscopic debridement with microfracture and platelet rich-plasma injection in osteoarthritis of knee – A prospective study
Bibliographic record
Abstract
Surgical treatment for knee osteoarthritis (OA) involves debridement, lavage, and microfracture to enhance chondral resurfacing by providing a suitable environment for tissue regeneration. Platelet-rich plasma (PRP) stimulates chondrocyte proliferation. Combining microfracture with PRP injections helps promote early clinical improvement, and this study aims to assess the functional outcomes when all three techniques are used simultaneously. This prospective, observational, hospital-based study was conducted at R. L. Jalappa Hospital and Research Centre, SDUMC, Tamaka, involving patients with OA of the knee from June 2020 to November 2020. Clinical data were collected and evaluated with pre -and post-procedure Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) and visual analogue scale (VAS) scores. In all, 74.29% of the patients had Kellgren-Lawrence grade III knee OA and 25.71% had grade II knee OA. The levels of pain and knee function were evaluated using WOMAC and VAS scores before and 1, 3, and 6 months after the procedure. It was observed that 68.57% had good VAS scores, while 31.43% had poor scores. The mean WOMAC scores showed a statistically significant improvement ( P < 0.001) with a decrease in the preoperative WOMAC score from 67.11 ± 8.73 to 50.14 ± 9.99 at 1 month, 40.83 ± 7.8 at 3 months, and 31.66 ± 5.28 at 6 months. Intra-articular PRP injection after debridement and microfracture is beneficial for pain relief and functional improvement and prolongs the treatment efficacy of microfracture in patients with symptomatic knee OA.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.001 |
| 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) | 0.000 | 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 teacher head, 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".