A Controlled Trial of a Critical Pathway for Treating Community‐Acquired Pneumonia: The CAPITAL Study
Bibliographic record
Abstract
Recent clinical trials in patients with community-acquired pneumonia (CAP) demonstrated that switching from intravenous to oral antibiotic therapy is safe once clinical improvement is evident, thereby facilitating early hospital discharge. This study evaluated the use of a critical pathway to improve the efficiency of treating CAP in 1743 patients at 19 teaching and community hospitals in Canada. Hospitals were randomized to continue conventional management of CAP (10 hospitals) or implement a critical pathway (9 hospitals). The main clinical outcome measure was patients' scores (assessed 6 wks after hospital presentation) on the Short-Form 36 Physical Component Summary, a quality-of-life questionnaire. Secondary clinical outcome measures included occurrence of complications, readmission rates, and mortality. The primary economic outcome measure was resource utilization, measured by the number of bed days/patient managed (BDPM). Clinical outcomes were good in both groups, with no significant differences between the two management strategies. However, use of the clinical pathway was associated with a 1.7-day reduction in BDPM and fewer admissions of low-risk patients.
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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 | 0.003 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.001 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.001 | 0.001 |
| Scholarly communication | 0.001 | 0.001 |
| Open science | 0.001 | 0.000 |
| Research integrity | 0.001 | 0.002 |
| 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".