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- Community Medicine Department, Hamad Medical Corporation, Doha, Qatar Email: [email protected] ORCID iD: 0000-0002-8073-4375 [1]
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- Nephrology Department, Hamad General Hospital, Hamad Medical Corporation, Doha, Qatar E-mail: [email protected] [1]
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Determinants of vaccine adherence among non-dialysis chronic kidney disease patients in Qatar
Introduction: Chronic kidney disease (CKD) is a global health problem. Reduced innate and adaptive immunological responses predispose CKD patients to infections. Despite the clinical and epidemiological importance of CKD and the great value of vaccination as a prophylactic measure the utilization of recommended vaccines in Qatar has not yet been evaluated.
Methods: We conducted a cross-sectional study to estimate the level of influenza pneumococcal and hepatitis B vaccination and the predictors of adherence to these recommended vaccines among non-dialysis CKD patients receiving renal ambulatory care in Qatar from 1 September 2020 to 30 April 2021. Complete vaccination was defined as receiving the three vaccines and partial vaccination was defined as receiving one or two vaccines. The full and partial vaccination predictors were assessed using multivariate logistic regression and reported as odds ratio (OR) with p<0.05 indicating statistical significance.
Results: 416 non-dialysis CKD patients were included in our analysis. 73% were males; the mean age was 56 ± 15 years. More than 50% of the patients were from the Middle East followed by 36% from Asia. Most patients had concurrent hypertension concurrent diabetes mellitus and were stage V CKD. Only 12% of the patients were fully vaccinated while 73% received partial vaccination. The predictors of vaccination included age gender Asian origin employment living conditions concurrent medical conditions CKD stage allergy to medications and use of injectable medications. Only stage V CKD positively predicted adherence to full and partial vaccinations in non-dialysis CKD patients.
Conclusion: There is very low adherence to the recommended vaccines in CKD patients with a prevalence of complete vaccination of 12% only. Increased public awareness about the importance of vaccination in CKD may improve the adherence rates among these patients in Qatar.
Vascular calcification: “The silent killer” in the hemodialysis population in Qatar
Background: Calcification is an abnormal deposition of calcium salts in vascular tissue including valves blood vessels and the heart which is highly prevalent in End Stage Renal Disease (ESRD) patients. Vascular calcification is an independent and important risk factor for cardiovascular events in hemodialysis patients and investigators have demonstrated that the extent and histo-anatomic type of vascular calcification are predictors of subsequent vascular mortality1. Cardiovascular mortality risk is elevated 5-10-fold in ESRD patients compared to the general population2. As we recognized the importance of early detection and delaying the complication of calcification this study was initiated in March 2020 among 650 haemodialysis patients in Hamad General Hospital in Qatar. Methods: The haemodialysis multidisciplinary team identified patients with vascular calcification. Data was collected on available imaging study which included echocardiography X-rays and computed tomography (CT) to detect any kind of vascular calcification (e.g. valvular calcified vessels). Our management protocol was updated to decrease the calcium load and active vitamin D. Abnormal serum calcium management was initiated to monitor and delay the progression of vascular calcification through interventions which included dietary control medication and dialysate bath. Results: We were able to screen 86% of dialysis patients (n = 559). Following the interventions the percentage of patients with a calcium level of 2.1-2.55 mmol/l increased by 5 percentage points from 83% in March 2020 to 88% in September 2020 (p value = 0.004). Phosphorus level was maintained in the range of 0.81-1.8 mmol/l for 82% of patients (Figure 1) and parathyroid hormone (PTH) level in the range 150-400 pg/ml for 72% of patients (Figure 2). Conclusion: We implemented a successful screening program for vascular calcification in dialysis patients combined with specific interventions. Reduced hypercalcemia episodes can delay vascular calcification. Serum calcium level was improved and maintained within the target range (2.1 - 2.55 mmol/l) for a larger number of patients.
Effective approach to manage COVID-19 challenges in Hamad General Hospital dialysis facilities
Background: Hamad Medical Corporation (HMC) is providing dialysis treatment to approximately 1050 patients. COVID-19 started from China in December 201912 and the first case in Qatar was confirmed on 27th February 2020. There were challenges to provide dialysis treatment for COVID-19 positive and negative patients during the pandemic due to severe staff shortage3 staff fear and psychological distress workload lack of dialysis slots prolonged working hours and staff fatigue. Some staff were even deployed to COVID-19 facilities (modular dialysis services hotel and quarantine facilities) to provide treatment. Methods:
- 1) A COVID-19 management committee was established
- 2) An on-call team was assigned to manage new cases and review dialysis slots availability.
- 3) Staff performance and adherence to safety measures was monitored.
- 4) A hierarchy model was implemented for COVID-19.
- – Confirmed COVID-19 patients were not to receive dialysis at Ambulatory Dialysis centres.
- – Unit meetings were only held online.
- – Dialysis services were to be provided in HMC dialysis facilities COVID-19 hospitals and isolation/quarantine facilities (home/hotels).
- – Administrators with chronic disease worked from home.
- – Reduce number of chairs in tearoom and waiting area
- – Rearrange offices working spaces and conference room to keep everyone 2 meters apart.
- – Staff patient and family education
- – Screening by using visual triaging scale
- – Deployment of staff
- – Managing staff mental health and psychosocial well-being