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Predicting factors of plural hospitalization with pneumonia in low-birthweight infants
Katsumi Torigoe1, Sunao Sasaki, Jun Hoshina
1Department of Pediatrics, Japanese Red Cross Nagaoka Hospital, Nagaoka, Niigata, Japan. torigoe@mynet.ne.jp
Insights
Children with low birthweight (LBW) hospitalized with pneumonia may have recurrent episodes due to six clinical factors and prematurity. A predictive formula identified these risk factors for better management.
Area of Science:
- Pediatrics
- Neonatology
- Infectious Diseases
Background:
- Children with low birthweight (LBW) frequently experience recurrent pneumonia hospitalizations post-neonatal intensive care unit (NICU) discharge.
- Identifying predisposing factors for multiple pneumonia episodes is crucial for intervention.
- Investigating the link between these factors and infant prematurity is essential.
Purpose of the Study:
- To identify factors contributing to three or more pneumonia hospitalizations in LBW infants.
- To determine if these factors are associated with the infant's prematurity.
- To develop a predictive numerical formula for recurrent pneumonia episodes.
Main Methods:
- Comparative analysis of two groups: 14 patients with two pneumonia hospitalizations (Group A) and 14 with at least three (Group B).
- Quantification theory types II and III were used to analyze similarities and the significance of discriminating factors.
- Six key clinical items were evaluated for their predictive value.
Main Results:
- Key factors identified: methicillin-resistant Staphylococcus aureus (MRSA) detection, asthmatic attacks, severe motor/intellectual disability, Haemophilus influenzae, comorbidities, and chronic lung disease.
- A predictive numerical formula was developed with an 85.7% discrimination success rate.
- The identified factors showed a correlation with the patients' prematurity.
Conclusions:
- Recurrent pneumonia hospitalizations in LBW infants result from a combination of six clinical factors and prematurity.
- The developed formula aids in predicting risk for multiple pneumonia episodes.
- Understanding these factors can guide targeted preventive strategies for vulnerable LBW infants.
Background:
Children with a history of low birthweight (LBW) are often hospitalized with plural episodes of pneumonia after discharge from the neonatal intensive care unit. The aim of this study was to clarify the multiple factors predisposing them to developing three or more hospitalizations with pneumonia and whether the factors are related to their own prematurity. We also aimed to determine a predictable numerical formula for three or more episodes.
Methods:
Fourteen patients with two hospitalizations with pneumonia were grouped into group A. Fourteen patients with at least three episodes during the same investigation period were grouped into group B. The quantification theory type III was employed to investigate the similarities among the items and the gravity of each attribution in the two groups. To evaluate the items of discrimination of both groups, six items were analyzed by the quantification theory type II.
Results:
The dominant order of items contributing to the grouping was as follows: methicillin-resistant staphylococcus aureus detection (partial correlation coefficient = 0.5284), asthmatic attack (partial correlation coefficient = 0.4138), severe motor and intellectual disability, Haemophilus influenzae, accompanying diseases and chronic lung disease. A predicting numerical formula was attained from these results. The success rate of discrimination was 85.7%. The six items seemed to be related to the patients' own prematurity.
Conclusions:
The authors emphasize that plural hospitalizations with pneumonia in the patients with LBW might be caused by the combined influence of six clinical factors as well as their own prematurity.
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