scholarly journals Efficacy and safety of convalescent plasma for severe COVID-19 based on evidence in other severe respiratory viral infections: a systematic review and meta-analysis

2020 ◽  
Vol 192 (27) ◽  
pp. E745-E755 ◽  
Author(s):  
Niveditha Devasenapathy ◽  
Zhikang Ye ◽  
Mark Loeb ◽  
Fang Fang ◽  
Borna Tadayon Najafabadi ◽  
...  
Keyword(s):  
Systematic Review ◽  
Viral Infections ◽  
Meta Analysis ◽  
Efficacy And Safety ◽  
Respiratory Viral Infections

scholarly journals Efficacy and safety of Anaferon for children and Anaferon for the prevention and treatment of influenza and other acute respiratory viral infections: systematic review and meta-analysis

2021 ◽  
Vol 5 (5) ◽  
pp. 335-347
Author(s):  
N.A. Geppe ◽  
◽  
A.L. Zaplatnikov ◽  
E.G. Kondyurina ◽  
O.I. Afanasieva ◽  
...  
Keyword(s):  
Systematic Review ◽  
Therapeutic Efficacy ◽  
Disease Duration ◽  
Viral Infections ◽  
Respiratory Infections ◽  
Meta Analysis ◽  
Acute Respiratory Infections ◽  
Efficacy And Safety ◽  
Prevention And Treatment ◽  
Respiratory Viral Infections

Aim: to evaluate the efficacy and safety of Anaferon and Anaferon for children for the prevention and treatment of of acute respiratory viral infections (ARVI)/influenza using meta-analysis. Patients and Methods: the meta-analysis included data from 11 randomized clinical trials (RCTs) involving 3079 patients aged 1 month to 69 years, of which: 1729 people were included in the meta-analysis of the preventive drugs efficacy, 1550 patients — in the meta-analysis of the therapeutic efficacy of Anaferon for children. The evaluation of the therapeutic efficacy was conducted according to the criteria "disease duration" and/or "fever duration", the evaluation of the preventive efficacy was conducted according to the criterion "the proportion of patients not falling ill with ARVI/influenza". The safety was evaluated taking into account the number of adverse events (AEs). Statistical methods included the exact Fisher criterion, the Student criterion, fixed and random effects models, the Z-test, the Cochrane-Mantel-Hensel criterion, Cochrane Q-statistics and the I2 coefficient, the Breslow-Day test, the calculation of relative risk (RR), odds ratios (OR) and their 95% confidence intervals (CI). Results: according to the criterion "the proportion of patients not falling ill with ARVI/influenza", the RR of Anaferon for children was 1.2 [95% CI 1.2; 1.3] with an OR of 2.2 [95% CI 1.7; 2.9], while for Anaferon, the RR was 6.7 [95% CI 3.8; 11.8] with an OR of 20.1 [95% CI 9.2; 44.0]. At the same time, the proportion of patients without ARVI/influenza during Anaferon intake exceeded that in the absence of preventive intervention by almost 8 times, and during Anaferon for children intake — 1.3 times vs. placebo. When evaluating the therapeutic effect of Anaferon for children, it was found that the average disease duration was 1.4 times shorter than during placebo intake, and was 4.71±2.53 days (p<0,001). The average fever duration was 2.19±1.21 days vs. 3.22±1.81 days during placebo intake (p<0,001). According to the criterion "disease duration", the weighted average effect value was 1.05 [95% CI 0.44; 1.67], according to the criterion "fever duration" — 0.97 [95% CI 0.61; 1.33] (p<0.001, p-value of the two-tailed Z-test; random effects model). The therapeutic efficacy of Anaferon for children did not depend on the etiology of ARVI, the symptoms, and the presence of comorbidity (asthma). The total number of AEs is similar to those in the comparison group. Conclusion: the conducted review and meta-analysis concerning the efficacy and safety of Anaferon and Anaferon for children for the treatment and prevention of ARVI/influenza allow us to conclude the following: 1) Anaferon for children is effective and safe for the treatment of influenza and other acute respiratory infections, regardless of the pathogen and the presence of comorbidity (asthma); 2) Anaferon and Anaferon for children are effective and safe for the prevention of acute respiratory infections/influenza, including patients with concomitant bronchopulmonary pathology and frequently ill children. KEYWORDS: ARVI, influenza, prevention, treatment, meta-analysis, Anaferon, Anaferon for children. FOR CITATION: Geppe N.A., Zaplatnikov A.L., Kondyurina E.G. et al. Efficacy and safety of Anaferon for children and Anaferon for the prevention and treatment of influenza and other acute respiratory viral infections: systematic review and meta-analysis. Russian Medical Inquiry. 2021;5(5):335–347 (in Russ.). DOI: 10.32364/2587-6821-2021-5-5-335-347.

scholarly journals Global prevalence and pathogenesis of headache in COVID-19: A systematic review and meta-analysis

F1000Research ◽  
2020 ◽  
Vol 9 ◽  
pp. 1316
Author(s):  
Endang Mutiawati ◽  
Syahrul Syahrul ◽  
Marhami Fahriani ◽  
Jonny Karunia Fajar ◽  
Sukamto S. Mamada ◽  
...  
Keyword(s):  
Systematic Review ◽  
Web Of Science ◽  
Viral Infections ◽  
Meta Analysis ◽  
Global Prevalence ◽  
Newcastle Ottawa Scale ◽  
Adults And Children ◽  
Respiratory Viral Infections ◽  
Cumulative Prevalence ◽  
Ottawa Scale

Background: This study was conducted to determine the prevalence of headache in coronavirus disease 2019 (COVID-19) and to assess its association as a predictor for COVID-19. This study also aimed to discuss the possible pathogenesis of headache in COVID-19. Methods: Available articles from PubMed, Scopus, and Web of Science were searched as of September 2nd, 2020. Data on characteristics of the study, headache and COVID-19 were extracted following the PRISMA guidelines. Biases were assessed using the Newcastle-Ottawa scale. The cumulative prevalence of headache was calculated for the general population (i.e. adults and children). The pooled odd ratio (OR) with 95% confidence intervals (95%CI) was calculated using the Z test to assess the association between headache and the presence of COVID-19 cases. Results: We included 104,751 COVID-19 cases from 78 eligible studies to calculate the global prevalence of headache in COVID-19 and 17 studies were included to calculate the association of headache and COVID-19. The cumulative prevalence of headache in COVID-19 was 25.2% (26,464 out of 104,751 cases). Headache was found to be more prevalent, approximately by two-fold, in COVID-19 patients than in non-COVID-19 patients with symptoms of other respiratory viral infections, OR: 1.73; 95% CI: 1.94, 2.5 with p=0.04. Conclusion: Headache is common among COVID-19 patients and seems to be more common in COVID-19 patients compared to those with the non-COVID-19 viral infection. No definitive mechanisms on how headache  emerges in COVID-19 patients but several possible hypotheses have been proposed. However, extensive studies are warranted to elucidate the mechanisms. PROSPERO registration: CRD42020210332 (28/09/2020)

scholarly journals Global prevalence and pathogenesis of headache in COVID-19: A systematic review and meta-analysis

F1000Research ◽  
2021 ◽  
Vol 9 ◽  
pp. 1316
Author(s):  
Endang Mutiawati ◽  
Syahrul Syahrul ◽  
Marhami Fahriani ◽  
Jonny Karunia Fajar ◽  
Sukamto S. Mamada ◽  
...  
Keyword(s):  
Systematic Review ◽  
Web Of Science ◽  
Viral Infections ◽  
Meta Analysis ◽  
Global Prevalence ◽  
Newcastle Ottawa Scale ◽  
Adults And Children ◽  
Respiratory Viral Infections ◽  
Cumulative Prevalence ◽  
Ottawa Scale

Background: This study was conducted to determine the prevalence of headache in coronavirus disease 2019 (COVID-19) and to assess its association as a predictor for COVID-19. This study also aimed to discuss the possible pathogenesis of headache in COVID-19. Methods: Available articles from PubMed, Scopus, and Web of Science were searched as of September 2nd, 2020. Data on characteristics of the study, headache and COVID-19 were extracted following the PRISMA guidelines. Biases were assessed using the Newcastle-Ottawa scale. The cumulative prevalence of headache was calculated for the general population (i.e. adults and children). The pooled odd ratio (OR) with 95% confidence intervals (95%CI) was calculated using the Z test to assess the association between headache and the presence of COVID-19 cases. Results: We included 104,751 COVID-19 cases from 78 eligible studies to calculate the global prevalence of headache in COVID-19 and 17 studies were included to calculate the association of headache and COVID-19. The cumulative prevalence of headache in COVID-19 was 25.2% (26,464 out of 104,751 cases). Headache was found to be more prevalent, approximately by two-fold, in COVID-19 patients than in non-COVID-19 patients (other respiratory viral infections), OR: 1.73; 95% CI: 1.94, 2.5 with p=0.04. Conclusion: Headache is common among COVID-19 patients and seems to be more common in COVID-19 patients compared to those with the non-COVID-19 viral infection. No definitive mechanisms on how headache  emerges in COVID-19 patients but several possible hypotheses have been proposed. However, extensive studies are warranted to elucidate the mechanisms. PROSPERO registration: CRD42020210332 (28/09/2020)

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