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111 active trials for Pneumonia

Protecting From Pneumococcus in Early Life (The PROPEL Trial)

Streptococcus pneumoniae is responsible for over 10 percent of death in children under five and many of these deaths occur in early infancy before the current pneumococcal schedule is effective and nearly half occur in sub Saharan Africa. The PROPEL trial will examine the effect of either a maternal or a neonatal dose of a pneumococcal conjugate vaccine on pneumococcal colonisation in the nose which can be used to measure the risk of disease in early life. 600 Expectant mothers will be randomized at between 28 and 34 weeks to a maternal group, a neonatal group or a control group in equal number (200 per group). Their subsequent born offspring will be followed up until nine months of age. Infants born from expectant mothers in the maternal and control group will receive their subsequent pneumococcal conjugate vaccination according to the national Expanded Programme on Immunisation (EPI) schedule in the Gambia at 8, 12 and 16 weeks while infants born to expectant mothers in the control group will receive the pneumococcal conjugate vaccine within 48 hours of birth and at 8 and 16 weeks of life. Randomization will be undertaken by defined un-blinded members of the clinical trial team who will be delegated for this task and who will not be involved in any other trial related procedures Pregnant women who are willing and who are identified by the staff of the government antenatal clinic as being potentially eligible according to gestation (assessed initially according to the date of the last menstrual period (LMP) - if known, or the fundal height), will be referred to a member of the clinical trial team. Those who remain interested in participation having had the details of the study explained will have basic demographic, obstetric and contact details collected and will be invited, at a time of their convenience, to the Medical Research Council (MRC) clinical trial site for the formal informed consent process to be completed. Following informed consent, pregnancy will be confirmed with a urinary pregnancy test. Initial screening (e.g. for past-obstetric history and past-medical history etc) will be undertaken at this point along with screening bloods for serology (HIV, hepatitis B and syphilis) and haematology (haemoglobin and sickle test). A dating ultrasound scan (USS) will also be undertaken by designated clinical trial staff. On completion of screening, expectant mothers who are confirmed to be eligible according to the defined inclusion and exclusion criteria will be enrolled and randomized in parallel into one of three equally sized groups mentioned above (maternal, neonatal, control). According to the group into which they have been randomized, mothers will receive a dose of PCV13 and tetanus toxoid [maternal group], placebo (0.9% sodium chloride) and tetanus toxoid [control group] or tetanus toxoid alone [neonatal group]. From this point on, the maternal and control groups (now 'Routine EPI Schedule') will be followed up in exactly the same way for the purposes of interventions and all endpoint assessments. Infants in the neonatal group ('Neonatal Schedule') will be followed up according to the schedule outlined. At the time of presentation to the delivery unit a blood sample for serology and malaria Rapid Diagnostic Test (RDT) and an nasopharyngeal swab (NPS) sample will be obtained prior to or shortly following delivery. Immediately following delivery a sample of cord blood will be obtained and as soon as possible an NPS sample will be taken from the newborn. Anthropometric measurements will be taken from the newborn and an examination conducted. Once there has not been any contraindication to vaccination identified, all newborns will be administered the routine EPI vaccines according to the schedule in The Gambia (BCG, Hepatitis B and OPV). Those newborns in the Neonatal group will additionally be administered a single intramuscular (IM) dose of PCV13. At two, three and four months, infants will be administered the routine EPI vaccines. Those infants in the Maternal and Control Groups (Routine EPI Schedule) will additionally receive PCV13 at eight, 12, and 16 weeks while those in the Neonatal group will receive the vaccine at eight and 16 weeks only having received the first dose at birth. All infants will additionally receive a single dose of the inactivated poliovirus vaccine (IPV) at 16 weeks in line with the routine EPI schedule in The Gambia. Following the vaccines administered to expectant mothers and following the vaccines administered at birth, home visits will be undertaken on day 1 to 6 to collect solicited local and systemic adverse (for PCV only) reactions and any unsolicited. A day 7 safety clinic visit will be conducted following the vaccines administered to expectant mothers and following the vaccines administered at birth. Infant will attend the clinical trial site for NPS and blood samples to be taken at specific time points.

Start: March 2016
Prone Position to Improve Oxygenation in COVID-19 Patients Outside Critical Care

Prone positioning is known to improve the PaO2/FiO2 ratio and reduce mortality in patients with ARDS managed in the critical care setting. Therefore, it is incorporated into regular clinical practice of managing patients with ARDS in critical care and is being used as such in the COVID-19 outbreak. Given that prone positioning is recommended by the Intensive Care Society in non-ventilated patients with COVID-19, there is an urgent need to better understand the physiological effects of prone positioning in such cases. Furthermore, the translation and applicability of such a low-cost non-invasive intervention in a wider group of patients with pneumonia not specific to covid-19 infection, is an important consideration that merits investigation. This single-centred observational study conducted at Cambridge University Hospitals NHS Foundation Trust aims to improve understanding of physiological effects of prone positioning in non-ventilated patients with COVID-19 and a control group of patients with non-COVID-19 related pneumonia. The study also aims to incorporate a small subset of patients, with an approximately even spread of COVID-19 and non-COVID cases, which allows for an additional exploratory descriptive report on prone positioning over a 24-hour period. This study proposes that prone positioning improves oxygenation in non-ventilated patients with pneumonia (COVID-19 related or not) requiring supplemental oxygen managed outside of the critical care setting.

Start: September 2020
Severe Pneumonia In Children (S-PIC) Study: A Comparative Effectiveness Study Of Children With Severe Pneumonia In Asia

Severe pneumonia is a leading cause of mortality and morbidity in children worldwide. Mortality rates from pediatric severe pneumonia are three times higher in South East Asia compared to the Western hemisphere. The lack of description of epidemiology, current management strategies and outcomes of children with severe pneumonia admitted to pediatric intensive care units (PICUs) in Asia is a barrier to improving pediatric critical care in the region. The lack of a sustainable pediatric critical care network in Asia makes multinational PICU studies challenging. Through the Pediatric Acute & Critical Care Medicine Asian Network (PACCMAN), the investigators aim to estimate the burden of pediatric patients admitted to Asian PACCMAN PICUs due to severe pneumonia that develop pediatric acute respiratory distress syndrome. The investigators will characterize etiologies, identify risk factors associated with morbidity and mortality, and develop prognostic prediction models. The investigators hypothesize that there are non-modifiable (e.g., etiological agents) and modifiable risk factors (e.g., steroid therapy and ventilator strategies) that are associated with poor clinical outcomes. To achieve these aims, the investigators propose a prospective multicenter cohort study over 24 months to recruit 2000 children with severe pneumonia. Pertinent demographic, clinical, microbiological, critical care support and management data will be collected to enable an investigation of the association between risk factors and clinical outcomes in these children. Upon completion of this large observational study, the investigators will have a rich database with detailed information on epidemiology, management strategies and clinical outcomes for severe pneumonia in Asian children.

Start: June 2020