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Published on: July 28, 2022
Risk factors of mortality in severely-malnourished children hospitalized with diarrhoea
S K Roy1, Maaike Buis, Renee Weersma
1ICDDR,B, GPO Box 128, Dhaka 1000, Bangladesh. skroy@icddrb.org
Insights
This study identified key risk factors for mortality in severely malnourished children hospitalized with diarrhea. Clinical signs like sepsis, hypothermia, and pneumonia significantly increased death risk, aiding prognosis.
Area of Science:
- Pediatrics
- Infectious Diseases
- Nutritional Science
Background:
- Severe malnutrition in children is a critical global health issue.
- Diarrheal diseases are a leading cause of mortality in malnourished children.
- Identifying specific risk factors is crucial for improving survival rates.
Purpose of the Study:
- To identify risk factors associated with mortality in severely malnourished children hospitalized with diarrhea.
- To provide a prognostic guide for clinicians managing these vulnerable patients.
Main Methods:
- A case-control study design was employed.
- 103 deceased severely malnourished children (cases) were compared with 103 survivors (controls).
- Logistic regression analysis was used to determine significant risk factors.
Main Results:
- Clinical septicaemia (AOR=8.8), hypothermia (AOR=3.5), and bronchopneumonia (AOR=3.0) were significant independent risk factors for mortality.
- Other indicators like leukocytosis and imperceptible pulse were also associated with increased odds of death.
- Age was comparable, with cases being slightly younger (median 6 months vs. 8 months).
Conclusions:
- Clinical septicaemia, hypothermia, and bronchopneumonia are critical predictors of mortality in severely malnourished children with diarrhea.
- Early recognition and management of these factors can potentially improve outcomes.
- The study highlights the need for vigilant monitoring and prompt intervention in this high-risk population.
Abstract:
This case-control study was conducted in the Dhaka Hospital of ICDDR,B to identify the risk factors of mortality in severely-malnourished children hospitalized with diarrhoea. One hundred and three severely-malnourished children (weight-for-age <60% of median of the National Center for Health Statistics standard) who died during hospitalization were compared with another 103 severely-malnourished children who survived. These children were aged less than three years and admitted to the hospital during 1997. On admission, characteristics of the fatal cases and non-fatal controls were comparable, except for age. The median age of the cases and controls were six and eight months respectively (p = 0.05). Patients with low pulse rate or imperceptible pulse had three times the odds of death compared to the control group (p < 0.01). The presence of clinical septicaemia and clinical severe anaemia had 11.7 and 4.2 times the odds of death respectively (p < 0.01). Patients with leukocytosis (> 15,000/cm3) had 2.5 times the odds of death (p < 0.01). Using logistic regression, clinical septicaemia [adjusted odds ratio (AOR) = 8.8, confidence interval (CI) 3.7-21.1, p = 0.01], hypothermia (AOR = 3.5, CI 1.3-9.4, p < 0.01), and bronchopneumonia (AOR=3.0, CI 1.2-7.3, p < 0.01) were identified as the significant risk factors of mortality. Severely-malnourished children (n=129) with leukocytosis, imperceptible pulse, pneumonia, septicaemia, and hypothermia had a high risk of mortality. The identified risk factors can be used as a prognostic guide for patients with diarrhoea and severe malnutrition.
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