Factors Associated With Seroconversion After Standard Dose Hepatitis B Vaccination and High-Dose Revaccination Among HIV-Infected Patients

2010 ◽  
Vol 11 (6) ◽  
pp. 332-339 ◽  
Author(s):  
Natasha N. Pettit ◽  
Daryl D. DePestel ◽  
Preeti N. Malani ◽  
James Riddell IV
2014 ◽  
Vol 2014 ◽  
pp. 1-5 ◽  
Author(s):  
Hamid Ullah Wani ◽  
Saad Al Kaabi ◽  
Manik Sharma ◽  
Rajvir Singh ◽  
Anil John ◽  
...  

Background. Lamivudine is the most affordable drug used for chronic hepatitis B and has a high safety profile. With the daily dose of 100 mg there is progressive appearance of resistance to lamivudine therapy. In our study we used 150 mg of lamivudine daily as a standard dose which warrants further exploration for the efficacy of the drug. Aims of the Study. To assess the efficacy of lamivudine 150 mg daily on resistance in patients with chronic hepatitis B. Methods. This retrospective study consists of 53 patients with chronic hepatitis B treated with 150 mg of lamivudine daily. The biochemical and virological response to the treatment were recorded at a 1-year and 2-, 3-, 4-, and 5-year period and time of emergence of resistance to the treatment was noted. Results. The mean age of the patients was 54 years with 80% being males. The resistance to lamivudine 150 mg daily at 1 year and 2, 3, and 5 years was 12.5%, 22.5%, 37.5%, and 60%, respectively, which is much less compared to the standard dose of 100 mg of lamivudine. Conclusions. Lamivudine is safe and a higher dose of 150 mg daily delays the resistance in patients with chronic hepatitis B.


2018 ◽  
Vol 41 (4) ◽  
pp. 765-771 ◽  
Author(s):  
E N Kisangau ◽  
A Awour ◽  
B Juma ◽  
D Odhiambo ◽  
T Muasya ◽  
...  

Abstract Background Hepatitis B virus (HBV) is a vaccine-preventable infection that can spread in healthcare setting. Data on HBV infections and vaccine in African healthcare workers (HCWs) are limited. We estimated HBV infection prevalence, hepatitis B vaccination status and identified factors associated with vaccination in one Kenyan county. Methods Randomly selected HCWs completed a questionnaire about HBV exposure and self-reported immunization histories, and provided blood for testing of selected HBV biomarkers to assess HBV infection and vaccination status: HBV core antibodies (anti-HBc), HBV surface antigen (HBsAg) and HBV surface antibodies (anti-HBs). Prevalence odds ratios (OR) with 95% confidence intervals (95% CI) were calculated to identify factors associated with vaccination. Results Among 312 HCWs surveyed, median age was 31 years (range: 19–67 years). Of 295 blood samples tested, 13 (4%) were anti-HBc and HBsAg-positive evidencing chronic HBV infection; 139 (47%) had protective anti-HBs levels. Although 249 (80%) HCWs received ≥1 HBV vaccine dose, only 119 (48%) received all three recommended doses. Complete vaccination was more likely among those working in hospitals compared to those working in primary healthcare facilities (OR = 2.5; 95% CI: 1.4–4.3). Conclusion We recommend strengthening county HCW vaccination, and collecting similar data nationally to guide HBV prevention and control.


ASAIO Journal ◽  
2005 ◽  
Vol 51 (3) ◽  
pp. 242-245 ◽  
Author(s):  
Jamshid Roozbeh ◽  
Maryam Moini ◽  
Kamran Bagheri Lankarani ◽  
Mohamad Medhi Sagheb ◽  
Sedigheh Shahpoori ◽  
...  

2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Kifah Habib Alfulayw ◽  
Sultan T. Al-Otaibi ◽  
Hatem A. Alqahtani

Abstract Background Our study sought to determine the frequency of Needlestick injuries (NSIs) among Healthcare Workers (HCWs) working at governmental hospital and to study the factors that associated with occurrence of NSIs, and to develop recommendations for a comprehensive program for prevention. Methods Retrospective study of all reported cases of NSIs in the period from April 2016 to May 2018 among healthcare workers at a governmental hospital. Results Incidence of NSIs over 26 months was 8.4% among all participants. Nurses were the most affected staff (52.5%) resulted commonly from disposing syringes (58.9%). In contrast, the incidence of NSIs among physicians was 24.9% where surgical devices were the primary source of NSIs among them (40%). Failure to complete all required hepatitis B vaccination was common among expatriates of the participants of this study. Conclusions NSIs was common among HCWs participated in this study. Preventive measures should be implemented including adequate hepatitis B immunization.


2016 ◽  
Vol 21 (7) ◽  
Author(s):  
Asja Kunoee ◽  
Jens Nielsen ◽  
Susan Cowan

In Denmark, universal screening of pregnant women for hepatitis B has been in place since November 2005, with the first two years as a trial period with enhanced surveillance. It is unknown what the change to universal screening without enhanced surveillance has meant for vaccination coverage among children born to hepatitis B surface antigen (HBsAg)-positive mothers and what risk factors exist for incomplete vaccination. This retrospective cohort study included 699 children of mothers positive for HBsAg. Information on vaccination and risk factors was collected from central registers. In total, 93% (651/699) of the children were vaccinated within 48 hours of birth, with considerable variation between birthplaces. Only 64% (306/475) of the children had received all four vaccinations through their general practitioner (GP) at the age of two years, and 10% (47/475) of the children had received no hepatitis B vaccinations at all. Enhanced surveillance was correlated positively with coverage of birth vaccination but not with coverage at the GP. No or few prenatal examinations were a risk factor for incomplete vaccination at the GP. Maternity wards and GPs are encouraged to revise their vaccination procedures and routines for pregnant women, mothers with chronic HBV infection and their children.


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