9 research outputs found
Predictors of 30-day and 90-day mortality among hemorrhagic and ischemic stroke patients in urban Uganda: a prospective hospital-based cohort study.
BACKGROUND: We report here on a prospective hospital-based cohort study that investigates predictors of 30-day and 90-day mortality and functional disability among Ugandan stroke patients. METHODS: Between December 2016 and March 2019, we enrolled consecutive hemorrhagic stroke and ischemic stroke patients at St Francis Hospital Nsambya, Kampala, Uganda. The primary outcome measure was mortality at 30 and 90 days. The modified Ranking Scale wasused to assess the level of disability and mortality after stroke. Stroke severity at admission was assessed using the National Institute of Health Stroke Scale (NIHSS) and Glasgow Coma Scale (GCS). Examination included clinical neurological evaluation, laboratory tests and brain computed tomography (CT) scan. Kaplan-Meier curves and multivariate Cox proportional hazard model were used for unadjusted and adjusted analysis to predict mortality. RESULTS: We enrolled 141 patients; 48 (34%) were male, mean age was 63.2 (+ 15.4) years old; 90 (64%) had ischemic and 51 (36%) had hemorrhagic stroke; 81 (57%) were elderly (≥ 60 years) patients. Overall mortality was 44 (31%); 31 (23%) patients died within the first 30 days post-stroke and, an additional 13 (14%) died within 90 days post-stroke. Mortality for hemorrhagic stroke was 19 (37.3%) and 25 (27.8%) for ischemic stroke. After adjusting for age and sex, a GCS score below < 9 (adjusted hazard ratio [aHR] =3.49, 95% CI: 1.39-8.75) was a significant predictor of 30-day mortality. GCS score < 9 (aHR =4.34 (95% CI: 1.85-10.2), stroke severity (NIHSS ≥21) (aHR = 2.63, 95% CI: (1.68-10.5) and haemorrhagic stroke type (aHR = 2.30, 95% CI: 1.13-4.66) were significant predictors of 90-day mortality. Shorter hospital stay of 7-13 days (aHR = 0.31, 95% CI: 0.11-0.93) and being married (aHR = 0.22 (95% CI: 0.06-0.84) had protective effects for 30 and 90-day mortality respectively. CONCLUSION: Mortality is high in the acute and sub-acute phase of stroke. Low levels of consciousness at admission, stroke severity, and hemorrhagic stroke were associated with increased higher mortality in this cohort of Ugandan stroke patients. Being married provided a protective effect for 90-day mortality. Given the high mortality during the acute phase, critically ill stroke patients would benefit from early interventions established as the post-stroke- standard of care in the country
Predictors of loss to follow up among patients with type 2 diabetes mellitus attending a private not for profit urban diabetes clinic in Uganda : a descriptive retrospective study
BACKGROUND: Although the prevalence of type 2 diabetes mellitus is increasing in Uganda, data on loss to follow up (LTFU) of patients in care is scanty. We aimed to estimate proportions of patients LTFU and document associated factors among patients attending a private not for profit urban diabetes clinic in Uganda. METHODS: We conducted a descriptive retrospective study between March and May 2017. We reviewed 1818 out-patient medical records of adults diagnosed with type 2 diabetes mellitus registered between July 2003 and September 2016 at St. Francis Hospital - Nsambya Diabetes clinic in Uganda. Data was extracted on: patients' registration dates, demographics, socioeconomic status, smoking, glycaemic control, type of treatment, diabetes mellitus complications and last follow-up clinic visit. LTFU was defined as missing collecting medication for six months or more from the date of last clinic visit, excluding situations of death or referral to another clinic. We used Kaplan-Meier technique to estimate time to defaulting medical care after initial registration, log-rank test to test the significance of observed differences between groups. Cox proportional hazards regression model was used to determine predictors of patients' LTFU rates in hazard ratios (HRs). RESULTS: Between July 2003 and September 2016, one thousand eight hundred eighteen patients with type 2 diabetes mellitus were followed for 4847.1 person-years. Majority of patients were female 1066/1818 (59%) and 1317/1818 (72%) had poor glycaemic control. Over the 13 years, 1690/1818 (93%) patients were LTFU, giving a LTFU rate of 34.9 patients per 100 person-years (95%CI: 33.2-36.6). LTFU was significantly higher among males, younger patients (< 45 years), smokers, patients on dual therapy, lower socioeconomic status, and those with diabetes complications like neuropathy and nephropathy. CONCLUSION: We found high proportions of patients LTFU in this diabetes clinic which warrants intervention studies targeting the identified risk factors and strengthening follow up of patients
A rare case of multi‐drug resistant Raoultella ornithinolytica‐induced sepsis in a healthy young man in Uganda
Key Clinical Message Antimicrobial resistance (AMR) is a public health challenge. It causes unresponsiveness to treatment with antimicrobials, leads to sepsis, septic shock, and increased hospital mortality. This is compounded by new multidrug resistant organisms. We present and discuss a case of sepsis caused by a rare multi‐drug resistant bacterium Raoultella ornithinolytica. Abstract Antimicrobial resistance is a major public health concern worldwide, associated with nearly 5 million deaths. The highest mortality attributed to AMR is seen in sub‐Saharan Africa. Escherichia coli, Staphylococcus aureus, Klebsiella pneumoniae, Streptococcus pneumoniae, Acinetobacter baumannii, and Pseudomonas aeruginosa contribute to most deaths attributed to AMR globally. However, other uncommon microorganisms have been implicated. Few cases of resistant, extended‐spectrum beta‐lactamase (ESBL) producing Raoultella ornithinolytica have been reported to cause sepsis worldwide. To our knowledge, no case of R. ornithinolytica‐induced sepsis has been reported in our settings. We report a case of sepsis due to R. ornithinolytica in an injured young adult. We received a 36‐year‐old man, a professional banker involved in a road traffic accident 2 h before admission. He sustained a deep degloving wound on the right ankle with exposure of the lateral malleolus and presented with severe pain, and bleeding at the injury site. x‐Rays confirmed a comminuted intra‐articular distal tibia and fibular fracture. Surgical debridement and external fixation were aseptically done on the same day. Below knee amputation was done on the 7th day post‐admission due to extensively injured and infected limb with sepsis. Local pus culture isolated ESBL‐positive R. ornithinolytica susceptible only to meropenem, ciprofloxacin, and amikacin. Introducing these antibiotics on the 11th post‐admission day averted sepsis and enhanced patient recovery. With the threat of AMR, newly emerging highly resistant microbes should be expected and suspected. Early recognition of sepsis and its focus and precise intervention with antimicrobials guided by specimen culture and susceptibility profile is highly recommended and should be standard practice. It highly reduces morbidity and mortality due to sepsis
Patient-reported outcome measure of the quality of life in Ugandans living with autoimmune rheumatic diseases
Aim of the work: To assess the patient reported outcome measure (PROM) of the quality of life (QoL) of patients with autoimmune rheumatic diseases (RDs) attending two tertiary care rheumatology clinics in Uganda. Patients and methods: Patients with a confirmed diagnosis of RD and receiving disease modifying anti-rheumatic drugs (DMARDs) were studied. Health index and overall self-rated health status were assessed using the EuroQol 5-dimension (ED-5D-5L) questionnaire tool. Results: 74 patients were studied: 48 (64.9%) had rheumatoid arthritis (RA), 14(18.9%) systemic lupus erythematosus (SLE), and 12(16.2%) had other RDs; spondyloarthritis (n = 5), systemic sclerosis (n = 3), juvenile idiopathic arthritis (n = 2), and idiopathic inflammatory myositis (n = 2). Their mean age was 45 ± 17 years and 69 (93.2%) were female. 14(18.9%) were on concomitant herbal medication and 26(35.1%) self-reported at least 1 adverse drug reaction. Any level of problem was reported by 54(72.5%) participants for mobility, 47(63.5%) for self-care, 56(75.6%) for usual activity, 66(89.1%) for pain and discomfort, and 56(75.6%) for anxiety/depression. The mean health index of the patients was 0.64 ± 0.16 and the overall self-rated health status was 58.1 ± 16.7. Patients with SLE (0.74 ± 0.12) had higher health index compared to those with RA (0.60 ± 0.17) or other RDs (0.70 ± 0.1) (p < 0.007). Overall self-rated health status was comparable across clinical diagnoses (p = 0.23). Both the index and self-reported status were better for patients who received private hospital care compared to public hospital (p < 0.0001 and p = 0.01). Conclusion: There is a substantial negative impact of autoimmune rheumatic diseases on quality of life of patients, especially those receiving care from a public facility in Uganda
Potential impact of the multi-target drug approach in the treatment of some complex diseases
It is essential to acknowledge the efforts made thus far to manage or eliminate
various disease burden faced by humankind. However, the rising global trends of the socalled incurable diseases continue to put pressure on Pharma industries and other drug
discovery platforms. In the past, drugs with more than one target were deemed as undesirable
options with interest being on the one-drug-single target. Despite the successes of the singletarget drugs, it is currently beyond doubt that these drugs have limited efficacy against
complex diseases in which the pathogenesis is dependent on a set of biochemical events and
several bioreceptors operating concomitantly. Different approaches have thus been proposed
to come up with effective drugs to combat even the complex diseases. In the past, the focus
was on producing drugs from screening plant compounds; today, we talk about combination
therapy and multi-targeting drugs. The multi-target drugs have recently attracted much
attention as promising tools to fight against most challenging diseases, and thus a new
research focus area. This review will discuss the potential impact of multi-target drug
approach on various complex diseases with focus on malaria, tuberculosis (TB), diabetes
and neurodegenerative diseases as the main representatives of multifactorial diseases. We
will also discuss alternative ideas to solve the current problems bearing in mind the fourth
industrial revolution on drug discoveryCNPq and FAPEMIG;
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior - Brazil (CAPES);
South African National Research Foundation.http://www.dovepress.com/drug-design-development-and-therapy-journalpm2020BiochemistryGeneticsMicrobiology and Plant Patholog
EADSG Guidelines: Insulin Therapy in Diabetes
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High blood pressure prevalence, awareness, treatment, and blood pressure control among Ugandans with rheumatic and musculoskeletal disorders
BackgroundRheumatic and musculoskeletal disorders (RMDs) are associated with cardiovascular diseases (CVDs), with hypertension being the most common. We aimed to determine the prevalence of high blood pressure (HBP), awareness, treatment, and blood pressure control among patients with RMDs seen in a Rheumatology clinic in Uganda.MethodsWe conducted a cross-sectional study at the Rheumatology Clinic of Mulago National Referral Hospital (MNRH), Kampala, Uganda. Socio-demographic, clinical characteristics and anthropometric data were collected. Multivariable logistic regression was performed using STATA 16 to determine factors associated with HBP in patients with RMDs.ResultsA total of 100 participants were enrolled. Of these, majority were female (84%, n = 84) with mean age of 52.1 (standard deviation: 13.8) years and median body mass index of 28 kg/m2 (interquartile range (IQR): 24.8 kg/m2-32.9 kg/m2). The prevalence of HBP was 61% (n = 61, 95% CI: 51.5-70.5), with the majority (77%, n = 47, 95% CI: 66.5-87.6) being aware they had HTN. The prevalence of HTN was 47% (n = 47, 37.2-56.8), and none had it under control. Factors independently associated with HBP were age 46-55years (adjusted prevalence ratio (aPR): 2.5, 95% confidence interval (CI): 1.06-5.95), 56-65 years (aPR: 2.6, 95% CI: 1.09-6.15), >65 years (aPR: 2.5, 95% CI: 1.02-6.00), obesity (aPR: 3.7, 95% CI: 1.79-7.52), overweight (aPR: 2.7, 95% CI: 1.29-5.77).ConclusionThere was a high burden of HBP among people with RMDs in Uganda with poor blood pressure control, associated with high BMI and increasing age. There is a need for further assessment of the RMD specific drivers of HBP and meticulous follow up of patients with RMDs
The ASOS Surgical Risk Calculator: development and validation of a tool for identifying African surgical patients at risk of severe postoperative complications
Background:
The African Surgical Outcomes Study (ASOS) showed that surgical patients in Africa have a mortality twice the global average. Existing risk assessment tools are not valid for use in this population because the pattern of risk for poor outcomes differs from high-income countries. The objective of this study was to derive and validate a simple, preoperative risk stratification tool to identify African surgical patients at risk for in-hospital postoperative mortality and severe complications.
Methods:
ASOS was a 7-day prospective cohort study of adult patients undergoing surgery in Africa. The ASOS Surgical Risk Calculator was constructed with a multivariable logistic regression model for the outcome of in-hospital mortality and severe postoperative complications. The following preoperative risk factors were entered into the model; age, sex, smoking status, ASA physical status, preoperative chronic comorbid conditions, indication for surgery, urgency, severity, and type of surgery.
Results:
The model was derived from 8799 patients from 168 African hospitals. The composite outcome of severe postoperative complications and death occurred in 423/8799 (4.8%) patients. The ASOS Surgical Risk Calculator includes the following risk factors: age, ASA physical status, indication for surgery, urgency, severity, and type of surgery. The model showed good discrimination with an area under the receiver operating characteristic curve of 0.805 and good calibration with c-statistic corrected for optimism of 0.784.
Conclusions:
This simple preoperative risk calculator could be used to identify high-risk surgical patients in African hospitals and facilitate increased postoperative surveillance.
© 2018 British Journal of Anaesthesia. Published by Elsevier Ltd. All rights reserved.Medical Research Council of South Africa gran
Maternal and neonatal outcomes after caesarean delivery in the African Surgical Outcomes Study: a 7-day prospective observational cohort study.
BACKGROUND: Maternal and neonatal mortality is high in Africa, but few large, prospective studies have been done to investigate the risk factors associated with these poor maternal and neonatal outcomes. METHODS: A 7-day, international, prospective, observational cohort study was done in patients having caesarean delivery in 183 hospitals across 22 countries in Africa. The inclusion criteria were all consecutive patients (aged ≥18 years) admitted to participating centres having elective and non-elective caesarean delivery during the 7-day study cohort period. To ensure a representative sample, each hospital had to provide data for 90% of the eligible patients during the recruitment week. The primary outcome was in-hospital maternal mortality and complications, which were assessed by local investigators. The study was registered on the South African National Health Research Database, number KZ_2015RP7_22, and on ClinicalTrials.gov, number NCT03044899. FINDINGS: Between February, 2016, and May, 2016, 3792 patients were recruited from hospitals across Africa. 3685 were included in the postoperative complications analysis (107 missing data) and 3684 were included in the maternal mortality analysis (108 missing data). These hospitals had a combined number of specialist surgeons, obstetricians, and anaesthetists totalling 0·7 per 100 000 population (IQR 0·2-2·0). Maternal mortality was 20 (0·5%) of 3684 patients (95% CI 0·3-0·8). Complications occurred in 633 (17·4%) of 3636 mothers (16·2-18·6), which were predominantly severe intraoperative and postoperative bleeding (136 [3·8%] of 3612 mothers). Maternal mortality was independently associated with a preoperative presentation of placenta praevia, placental abruption, ruptured uterus, antepartum haemorrhage (odds ratio 4·47 [95% CI 1·46-13·65]), and perioperative severe obstetric haemorrhage (5·87 [1·99-17·34]) or anaesthesia complications (11·47 (1·20-109·20]). Neonatal mortality was 153 (4·4%) of 3506 infants (95% CI 3·7-5·0). INTERPRETATION: Maternal mortality after caesarean delivery in Africa is 50 times higher than that of high-income countries and is driven by peripartum haemorrhage and anaesthesia complications. Neonatal mortality is double the global average. Early identification and appropriate management of mothers at risk of peripartum haemorrhage might improve maternal and neonatal outcomes in Africa. FUNDING: Medical Research Council of South Africa.Medical Research Council of South Africa