The Efficiency of Infection Control Teams In Lowering Infections Linked To Healthcare: Systematic Review
Bibliographic record
Abstract
Background: Healthcare-associated infections (HCAIs) are a major concern in medical facilities worldwide, with an estimated 7–10% of patients affected. Infection control teams (ICTs) play a crucial role in preventing these infections by implementing guidelines, conducting surveillance, and educating healthcare professionals. However, the effectiveness of ICTs, with or without infection control link nurses (ICLNs), in reducing HCAIs remains unclear. This systematic review evaluates the impact of ICTs on infection rates, mortality, and compliance with infection control practices in various healthcare settings. Methods: A systematic review of randomized controlled trials (RCTs) was conducted following PRISMA guidelines. Databases searched included PubMed, EMBASE, CINAHL, and Cochrane CENTRAL. Studies assessing ICTs with or without ICLN systems in inpatient hospitals, outpatient clinics, and long-term care facilities were included. The primary outcomes measured were HCAI incidence, mortality, and hospital stay length, while secondary outcomes included staff compliance and cost-related factors. Risk of bias was assessed using the Cochrane risk-of-bias tool, and meta-analyses were performed where possible. Results: Nine RCTs met the inclusion criteria, covering hospital wards, dialysis units, and nursing homes. Meta-analysis of three studies showed no significant reduction in HCAI incidence (RR = 0.65, 95% CI: 0.45–1.07, very low certainty). Mortality due to HCAIs remained unaffected (RR = 0.32, 95% CI: 0.04–2.69, very low certainty). However, ICTs with ICLNs significantly improved compliance with infection control practices (RR = 1.17, 95% CI: 1.00–1.38, moderate certainty). Limited evidence was available for hospital stay duration and cost-related outcomes. Conclusion: While ICTs, particularly with ICLN systems, enhance compliance with infection control measures, their direct impact on reducing HCAIs and mortality remains uncertain. The high risk of bias and heterogeneity in study designs highlight the need for high-quality research with standardized outcome measures to assess the effectiveness of ICT interventions in healthcare settings.
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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 | 0.017 | 0.072 |
| Meta-epidemiology (narrow) | 0.002 | 0.001 |
| Meta-epidemiology (broad) | 0.013 | 0.017 |
| Bibliometrics | 0.007 | 0.007 |
| Science and technology studies | 0.001 | 0.001 |
| Scholarly communication | 0.003 | 0.003 |
| Open science | 0.002 | 0.002 |
| Research integrity | 0.002 | 0.002 |
| Insufficient payload (model declined to judge) | 0.004 | 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".