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PneumoniaIMPROVe-GAPNCT02835040

IMPROVinG Outcomes in Community Acquired Pneumonia

A study testing New model of service delivery and Current practice in people with Pneumonia, run by Western Health, Australia at 2 sites in Australia.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Pneumonia is the commonest illness requiring hospitalization in Australia. Elderly patients account for most admissions and incur highest costs due to longer hospitalizations, higher readmission risks and poor functional outcomes. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Pneumonia
What is being tested?
New model of service delivery and Current practice
Could I receive a placebo?
No, everyone receives an active treatment
How many people
814 participants
Where
2 sitesAustralia
Study dates
Aug 2016to Oct 2017
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients presenting to Footscray or Sunshine Hospital meeting the standardized definition for community acquired pneumonia.

Who cannot join

  • Palliated on admission.
  • Enrolled in another inpatient clinical trial.
  • Withdrawal Criteria:
  • Transferred to a non-General Medical Unit within 48-hours of admission.
  • Transferred to another health service within 48-hours of admission.

Trial locations and contacts

2 sites in 1 country.

Australia2 sites
  • Footscray Hospital

    Footscray, Victoria, 3011

  • Sunshine Hospital

    St Albans, Victoria, 3442

Other trials in Australia

About this study

Official title: Evaluating the Impact of a New Model of Care Designed to Improve Evidence-based Management of Community-acquired Pneumonia

Pneumonia is the commonest illness requiring hospitalization in Australia. Elderly patients account for most admissions and incur highest costs due to longer hospitalizations, higher readmission risks and poor functional outcomes. Previous clinical trials show a number of medical and allied health interventions can effectively shorten hospitalization or reduce readmissions, but these have been poorly and inconsistently applied in practice. This proposed research builds on previous studies by applying these interventions as a standardized combined package, evaluating their effectiveness in a "real world" Australian setting and quantifying effects on both clinical outcomes and health service costs.

Read the detailed description

Each year community acquired pneumonia (CAP) causes 61,000 hospital admissions (2006-7 data) and incurs costs of more than AUD300 million in Australia. At the investigators' institution, over 1000 admissions per year have an average hospital length of stay (LOS) of 5 days and incur average clinical costs of AUD6,724 per admission (2012/13 data). Prolonged LOS not only has significant implications for organizational costs but is also strongly associated with adverse patient outcomes including loss of function due to de-conditioning and higher incidence of hospital-acquired adverse events including hospital-acquired infections, intravascular-device associated complications and antibiotic-related side effects. Reducing LOS therefore benefits both the patient and the health system. General Internal Medical (GIM) services manage the largest proportion of CAP patients at Western Health, with 47% of CAP admissions managed by GIM in 2012/13 (average age 75 with proportions with at least 1, 2 or 3 active co-morbidities 70%, 43% and 27% respectively). With population ageing, the elderly and highly multi-morbid population treated by GIM units will constitute the bulk of Australia's future health service burden for CAP.

A number of interventions for improving clinical outcomes in CAP are now supported by recently accrued level 1 evidence. Following a Cochrane review in 2011 that suggested adjunct corticosteroids accelerate time to clinical stability, a number of trials have since demonstrated favorable outcomes. Most notable are two landmark large randomized controlled trials (RCT); a study of the effect of corticosteroid on reducing treatment failure in severe CAP published in JAMA, and a study published in the Lancet in 2015 that demonstrated faster clinical recovery and shorter LOS (by 1 day) without significant adverse events.10 A subsequent meta-analysis (2000 patients from 12 RCTs) confirmed these findings and routine adjunctive corticosteroid is now widely supported though as yet not consistently deployed. Early mobilization safely and effectively reduces LOS when applied appropriately as does early switch to oral antibiotics guided by a set of well-defined basic clinical and laboratory criteria. Recently, a RCT incorporating both measures demonstrated a LOS reduction of 2 days compared to standard care. A meta-analysis of nutritional support in malnourished medical inpatients (a patient cohort that includes those admitted with CAP) showed that systematic screening for risk of malnutrition and targeted nutritional therapy intervention reduces non-elective readmission rates.

No existing study has assessed bundling all four established interventions (corticosteroid, early switch to oral antibiotics, early mobilization and systematic screening for malnutrition and targeted nutritional therapy). However, adherence to consensus guidelines for CAP is notoriously poor suggesting the major challenge will be in bridging the "evidence-practice gap" and particularly changing clinician behavior. Generalist clinicians are becoming increasingly overwhelmed by a plethora of guidelines for multiple illnesses that may co-exist in the same patient. Currently at Western Health, 43% of CAP patients receive corticosteroids, 63% physiotherapy (median time to initiation 2 days) and 65% a guideline-compliant antibiotic. No parenteral antibiotic stopping rules are in place (median 3 days). There is a current compliance rate of 72% for malnutrition risk screening in inpatients across the health service. The investigators believe therefore, that in order to address this gap between evidence and practice, an alternative service model is necessary to ensure best practice specifically for this leading contributor to health service burden.

The investigators propose evaluating a stand-alone over-arching "syndrome-based" clinical service for CAP analogous to those already applied in other areas (e.g. "stroke-services" credited with substantial improvements in outcomes from acute cerebrovascular disease). The proposed "CAP Service" would have core responsibility for ensuring comprehensive and rigorous current evidence-based best practice by application of a standardized set of management algorithms incorporating interventions supported by Level 1 evidence.

Service evaluation will take the form of a stepped wedge study design, a type of cluster RCT that is particularly well-suited to implementation and health services research. Importantly, the investigators have already successfully implemented this design in health services research at Western Health. The primary research question is to quantify the impact of a dedicated CAP Service delivering consistent and standardized evidence-based care on length of stay, costs, 30- and 90-day readmission rates and mortality.

Conditions
Pneumonia
Being tested
New model of service delivery, Current practice
Keywords
Corticosteroid, Antibiotic, Early mobilization, Malnutrition
Medical subject headings
Pneumonia, Malnutrition

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • New model of service deliveryOther

    Introduction of a new CAP disease specific clinical team to ensure systematic implementation of standardized treatment protocols (similar to a clinical pathway) for interventions supported by Level-1 evidence.

  • Current practiceOther

    Interventions as determined by the treating General Medical team consistent with current usual practice.

Study groups in NCT02835040
Study groupRoleWhat they receive
CAP ServiceExperimentalNot described
Receives: Other: New model of service delivery
Usual careActive comparatorNot described
Receives: Other: Current practice

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Hospital length of stay

    Measured: Through study completion, an average of five days

Secondary outcomes (11)
  1. Hospital readmissions

    Measured: Within 30-days and 90-days of discharge

  2. Individual per-separation admission costing

    Total cost per admission that can be directly attributed to patient inpatient stay as recorded by the Power Performance Manager software platform.

    Measured: From admission to emergency department until 90-days post-discharge

  3. In-hospital mortality

    Measured: 15 months

  4. Proportion of patients receiving each individual evidence-based treatment recommendation

    Measured: 15 months

  5. Proportion of patients receiving all evidence-based treatment recommendations

    Measured: 15-months

  6. Incidence of hyperglycaemia in known diabetics requiring new insulin prescription

    Measured: 15-months

  7. Falls or clinical deterioration during physiotherapy

    Measured: 15-months

  8. Admission to Intensive Care Unit from medical ward during admission

    Does not include admissions to ICU directly from the Emergency Department

    Measured: 15-months

  9. Duration of mechanical ventilation and number of failed extubations

    Measured: 15-months

  10. Death within 30-days of presentation to hospital

    Measured: 30-days from date of presentation to the Emergency Department

  11. Death within 90-days of presentation to hospital

    Measured: 90-days from date of presentation to the Emergency Department

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted15 Jul 2016 (estimated)
  2. Study startAug 2016
  3. Primary completionAug 2017
  4. Study completionOct 2017

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Health services research
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Outcomes assessor
Enrolment
814 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02835040
Sponsor's protocol ID
MH 2016.014
Acronym
IMPROVe-GAP
Status last verified
Nov 2017
First submitted
22 May 2016
Last updated
6 Nov 2017
Results posted
No
Data monitoring committee
No
Individual data sharing
No

Publications

  • Blum CA, Nigro N, Briel M, Schuetz P, Ullmer E, Suter-Widmer I, Winzeler B, Bingisser R, Elsaesser H, Drozdov D, Arici B, Urwyler SA, Refardt J, Tarr P, Wirz S, Thomann R, Baumgartner C, Duplain H, Burki D, Zimmerli W, Rodondi N, Mueller B, Christ-Crain M. Adjunct prednisone therapy for patients with community-acquired pneumonia: a multicentre, double-blind, randomised, placebo-controlled trial. Lancet. 2015 Apr 18;385(9977):1511-8. doi: 10.1016/S0140-6736(14)62447-8. Epub 2015 Jan 19.

    PubMed 25608756
  • Mundy LM, Leet TL, Darst K, Schnitzler MA, Dunagan WC. Early mobilization of patients hospitalized with community-acquired pneumonia. Chest. 2003 Sep;124(3):883-9. doi: 10.1378/chest.124.3.883.

    PubMed 12970012
  • Carratala J, Garcia-Vidal C, Ortega L, Fernandez-Sabe N, Clemente M, Albero G, Lopez M, Castellsague X, Dorca J, Verdaguer R, Martinez-Montauti J, Manresa F, Gudiol F. Effect of a 3-step critical pathway to reduce duration of intravenous antibiotic therapy and length of stay in community-acquired pneumonia: a randomized controlled trial. Arch Intern Med. 2012 Jun 25;172(12):922-8. doi: 10.1001/archinternmed.2012.1690.

    PubMed 22732747
  • Siemieniuk RA, Meade MO, Alonso-Coello P, Briel M, Evaniew N, Prasad M, Alexander PE, Fei Y, Vandvik PO, Loeb M, Guyatt GH. Corticosteroid Therapy for Patients Hospitalized With Community-Acquired Pneumonia: A Systematic Review and Meta-analysis. Ann Intern Med. 2015 Oct 6;163(7):519-28. doi: 10.7326/M15-0715.

    PubMed 26258555
  • Marti C, Grosgurin O, Harbarth S, Combescure C, Abbas M, Rutschmann O, Perrier A, Garin N. Adjunctive Corticotherapy for Community Acquired Pneumonia: A Systematic Review and Meta-Analysis. PLoS One. 2015 Dec 7;10(12):e0144032. doi: 10.1371/journal.pone.0144032. eCollection 2015.

    PubMed 26641253
  • Torres A, Sibila O, Ferrer M, Polverino E, Menendez R, Mensa J, Gabarrus A, Sellares J, Restrepo MI, Anzueto A, Niederman MS, Agusti C. Effect of corticosteroids on treatment failure among hospitalized patients with severe community-acquired pneumonia and high inflammatory response: a randomized clinical trial. JAMA. 2015 Feb 17;313(7):677-86. doi: 10.1001/jama.2015.88.

    PubMed 25688779
  • Lloyd MA, Tang CY, Callander EJ, Janus ED, Karahalios A, Skinner EH, Lowe S, Karunajeewa HA. Patient-reported outcome measurement in community-acquired pneumonia: feasibility of routine application in an elderly hospitalized population. Pilot Feasibility Stud. 2019 Jul 27;5:97. doi: 10.1186/s40814-019-0481-y. eCollection 2019.

    PubMed 31372236
  • Lloyd M, Karahalios A, Janus E, Skinner EH, Haines T, De Silva A, Lowe S, Shackell M, Ko S, Desmond L, Karunajeewa H; Improving Evidence-Based Treatment Gaps and Outcomes in Community-Acquired Pneumonia (IMPROVE-GAP) Implementation Team at Western Health. Effectiveness of a Bundled Intervention Including Adjunctive Corticosteroids on Outcomes of Hospitalized Patients With Community-Acquired Pneumonia: A Stepped-Wedge Randomized Clinical Trial. JAMA Intern Med. 2019 Aug 1;179(8):1052-1060. doi: 10.1001/jamainternmed.2019.1438.

    PubMed 31282921
  • Skinner EH, Lloyd M, Janus E, Ong ML, Karahalios A, Haines TP, Kelly AM, Shackell M, Karunajeewa H. The IMPROVE-GAP Trial aiming to improve evidence-based management of community-acquired pneumonia: study protocol for a stepped-wedge randomised controlled trial. Trials. 2018 Feb 5;19(1):88. doi: 10.1186/s13063-017-2407-4.

    PubMed 29402313

Questions about this trial

What is this clinical trial studying?

A study testing New model of service delivery and Current practice in people with Pneumonia, run by Western Health, Australia at 2 sites in Australia.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 6 Nov 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Australia. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Hospital length of stay (time frame: Through study completion, an average of five days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02835040, which also lists 9 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 6 Nov 2017.

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