Age and gender distribution and prevalence of influenza and parainfluenza viral infections in a selected sample of children with acute respiratory tract infections in Sri Lanka
Notice bibliographique
Résumé
Background: Acute respiratory tract infections (ARTIs) are the major cause of morbidity and mortality among children worldwide. ARTIs are responsible for at least six percent of the world's disability and death. Viruses are the most common infective agents causing ARTIs. The purpose of this study was to determine the viral aetiology, age and gender distribution of ARTIs among children admitted to a General Hospital in Sri Lanka. Methods & Materials: From May 2016 to July 2017, 340 nasopharyngeal aspirates (NPA) and clinical data were collected from children with ≤4 days’ history of ARTI from a General Hospital, Sri Lanka. Samples were tested using immunofluorescence assay (IFA) (D3 UltraTM, USA). Results: Of the 340 NPA tested, influenza virus was detected in 45/340 (13.23%) from which 20/45 (44.44%) were influenza A and 25/45 (55.56%) were influenza B. Parainfluenza virus (PIV) was detected in 40/340 (11.76%) of the children. Of these, 1/40 (2.5%) was PIV-1, 7/40 (17.5%) were PIV-2 and 32/40 (80%) were PIV-3 infections. Of the 20 influenza A cases, 10 were males and 10 were females, Of the 25 influenza B cases, 15 were males and 10 were females. Of the 32 PIV-3 cases, 18 were males and 14 were females: of the 7 PIV-2 cases, 4 were males and 3 were females and the only PIV-1 case was a female. Influenza A & B and PIV cases were predominantly detected among 6-20 months and 1-10 months age categories, respectively. Of the 17 children infected with Influenza A, 9 were diagnosed with LRTI, 8 had bronchiolitis. Of the 20 infected with Influenza B, 16 were diagnosed with bronchiolitis and 4 had bronchopneumonia. Of the 32 infected with PIV-3, 23 had mild to moderate bronchiolitis, 7 had LRTI and 2 had bronchopneumonia and the one infected with PIV-1 and 2 had mild to moderate bronchiolitis. Conclusion: ARTI among boys are high compared to girls and viral infection is high among children aged below 20 months. Majority of children infected with influenza and PIV were diagnosed with LRTI and mild to moderate bronchiolitis. Identifying the aetiology of ARTI would be valuable to minimize the irrational use of antibiotics.
Récupéré en direct depuis OpenAlex et désinversé. Les résumés ne sont pas conservés dans cette base de données : les index inversés représentent 8,6 Go des 9,3 Go de texte de la base, et le serveur dispose de 13 Go libres.
Comment cette classification a été obtenuedéplier
Prédiction machine sur la base complète
Imitation des enseignantsNi prévalence calibrée, ni vérité terrain. Validation humaine à venir. Le volet Gemma est une étiquette directe du modèle pour chaque travail de la base, lue sur la notice réduite au titre. Le volet Codex est un classifieur appris des 10 348 étiquettes directes de Codex et calibré sur les taux pondérés de l'échantillon; les champs sans appui suffisant ne portent aucun appel Codex. Le mode candidate est l'union des deux volets; le consensus est leur intersection. Ces sorties portent le statut machine_predicted_unvalidated et ne sont pas des étiquettes humaines.
Scores du classifieur distillé par catégorie (deux têtes)
| Catégorie | Codex | Gemma |
|---|---|---|
| Métarecherche | 0,000 | 0,001 |
| Méta-épidémiologie (sens strict) | 0,000 | 0,000 |
| Méta-épidémiologie (sens large) | 0,000 | 0,000 |
| Bibliométrie | 0,001 | 0,001 |
| Études des sciences et des technologies | 0,001 | 0,001 |
| Communication savante | 0,001 | 0,000 |
| Science ouverte | 0,000 | 0,000 |
| Intégrité de la recherche | 0,000 | 0,000 |
| Charge utile insuffisante (le modèle a refusé de juger) | 0,002 | 0,001 |
Scores machine (provisoires)
Les deux têtes enseignantes du modèle étudiant, lues sur ce travail. Un score ordonne la base pour la relecture; il n'affirme jamais une catégorie, et le statut de validation accompagne chaque rangée tel quel.
Scores de référence d'un modèle non mature (critères de maturité non atteints, 7 itérations). Un score ordonne; il n'affirme jamais une catégorie.
score_only:v0-immature-baseline · tel quel depuis la passe de notation : score_only signifie que le nombre peut ordonner les travaux, et qu'aucune étiquette de catégorie n'en découleClassification
machine, non validéePrédiction automatique; un appel candidat d’une seule source (Gemma direct ou Codex distillé), pas un consensus.
Le détail, modèle par modèle et score par score, se trouve en fin de page sous « Comment cette classification a été obtenue ».