In this paper, we propose a susceptible-exposed-infection-asymptomatic-hospitalized-recovered (SEIAHR) model with parameters on retrospective social distancing and masking. We estimated the model parameters from infor...In this paper, we propose a susceptible-exposed-infection-asymptomatic-hospitalized-recovered (SEIAHR) model with parameters on retrospective social distancing and masking. We estimated the model parameters from information published on the World Health Organization (WHO) website. We found that the actual reproduction number <em>R<sub>t</sub></em><sub> </sub>varies over the period from 03 March to 07 June 2020 and moreover, effective control over contacts and the frequency of population movement would reduce the evolution of the epidemic (control <em>c</em> <span style="white-space:nowrap;">≥</span> 50%). And the contact check has an influence on the base reproduction number <em>R</em><sub>0</sub>.展开更多
<span style="font-family:Verdana;"><strong>Objective:</strong></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span sty...<span style="font-family:Verdana;"><strong>Objective:</strong></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"> Assess the impact of B + option on mother-to-child HIV’s transmission at the community university hospital center after 4 years of use.</span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Patients and methods:</span></b></span></span></span></span></span><span><span><span><span><span><span><span style="font-family:Verdana;"> This was a retrospective and analytical study from January 1st 2015 to December 31st 2018 </span><i><span style="font-family:Verdana;">i.e.</span></i><span style="font-family:Verdana;"> 4 years. The population’s study was on HIV-positive mothers and their infants care</span></span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">in the service.</span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Results:</span></b></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"> A total of 323 files of infants born from HIV-positive mothers were selected and having performed the PCR. 9 of them were HIV positive representing a rate of 2.79% mother-to-child HIV’s transmission.</span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span><span><span><span><span><span><span style="font-family:Verdana;">This prevalence was 1.1% for women who started ART before and during pregnancy. The average age of newborns was 29 years. Mothers were literally rating in 24.15% during the period of starting antiretroviral therapy, 63% during pregnancy and 19% be</span><span style="font-family:Verdana;">fore pregnancy. For the delivery’s way 295 delivered vaginally;they represented </span><span style="font-family:Verdana;">91.33%. Cesarean delivery was 8.67%. Exclusive breastfeeding represented 87.31% of the diet. Mothers who started ARV therapy during the labor and after delivery were more likely to transmit HIV to their infants than mothers who started ART before and during pregnancy (p = 0.01). The other risk factors were represented by premature rupture of the membranes (p = 0.0001), hours of labor (p = 0.0001), use of suction cup (p = 0.0005), birth weight less than 2500</span></span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">g (p = 0.00).</span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Conclusion:</span></b></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"> Mother-to-child HIV’s transmission still remains a public health problem at the Community University Hospital.</span></span></span></span></span></span>展开更多
文摘In this paper, we propose a susceptible-exposed-infection-asymptomatic-hospitalized-recovered (SEIAHR) model with parameters on retrospective social distancing and masking. We estimated the model parameters from information published on the World Health Organization (WHO) website. We found that the actual reproduction number <em>R<sub>t</sub></em><sub> </sub>varies over the period from 03 March to 07 June 2020 and moreover, effective control over contacts and the frequency of population movement would reduce the evolution of the epidemic (control <em>c</em> <span style="white-space:nowrap;">≥</span> 50%). And the contact check has an influence on the base reproduction number <em>R</em><sub>0</sub>.
文摘<span style="font-family:Verdana;"><strong>Objective:</strong></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"> Assess the impact of B + option on mother-to-child HIV’s transmission at the community university hospital center after 4 years of use.</span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Patients and methods:</span></b></span></span></span></span></span><span><span><span><span><span><span><span style="font-family:Verdana;"> This was a retrospective and analytical study from January 1st 2015 to December 31st 2018 </span><i><span style="font-family:Verdana;">i.e.</span></i><span style="font-family:Verdana;"> 4 years. The population’s study was on HIV-positive mothers and their infants care</span></span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">in the service.</span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Results:</span></b></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"> A total of 323 files of infants born from HIV-positive mothers were selected and having performed the PCR. 9 of them were HIV positive representing a rate of 2.79% mother-to-child HIV’s transmission.</span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span><span><span><span><span><span><span style="font-family:Verdana;">This prevalence was 1.1% for women who started ART before and during pregnancy. The average age of newborns was 29 years. Mothers were literally rating in 24.15% during the period of starting antiretroviral therapy, 63% during pregnancy and 19% be</span><span style="font-family:Verdana;">fore pregnancy. For the delivery’s way 295 delivered vaginally;they represented </span><span style="font-family:Verdana;">91.33%. Cesarean delivery was 8.67%. Exclusive breastfeeding represented 87.31% of the diet. Mothers who started ARV therapy during the labor and after delivery were more likely to transmit HIV to their infants than mothers who started ART before and during pregnancy (p = 0.01). The other risk factors were represented by premature rupture of the membranes (p = 0.0001), hours of labor (p = 0.0001), use of suction cup (p = 0.0005), birth weight less than 2500</span></span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;">g (p = 0.00).</span></span></span></span></span></span><span><span><span><span><span><span> </span></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><b><span style="font-family:Verdana;">Conclusion:</span></b></span></span></span></span></span><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"><span style="font-family:Verdana;"> Mother-to-child HIV’s transmission still remains a public health problem at the Community University Hospital.</span></span></span></span></span></span>