The effect of exercise in chronic low back pain: a pilot study.
Bibliographic record
Abstract
OBJECTIVE: To determine if a structured exercise program promotes improved performance on activities of daily living (ADL) and pain perception in patients with chronic low back pain (CLBP). DESIGN: Prospective pilot study of patients referred to the San Juan VA Medical Center rehabilitation clinics with CLBP from January 1 to March 31, 2001, without neurological deficit or back surgery. INTERVENTION: The therapeutic program consisted of warm up/cool down calisthenics, stretching, back isometric and stabilization exercises and aerobic walking. INSTRUMENTS: Visual Analog Scale (VAS) and the Quebec Back Pain Disability Scale (QBPDS) were used to measure pain intensity and disability before and after the training period. RESULTS: Six patients completed the study. Back pain intensity and functional disability decreased immediately upon completing the program, and such changes persisted (statistically significant) upon follow up evaluation. CONCLUSION: A well guided exercise program can decrease pain intensity perception and disability in patients with CLBP.
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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 | 0.001 | 0.001 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.003 | 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".