The Comparison of Giardia lamblia Infection and Nutritional Status of Elementary School Students in Mandangin Island, Sampang and Mojo Village, Surabaya, Indonesia

Giardiasis Nutritional Status Malabsorption.

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October 30, 2020

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Introduction: Giardia lamblia infection can cause impaired absorption of nutrients
and affects to the nutritional status that has not yet fully investigated in Indonesia.
This study aimed to investigate the comparison of prevalence of Giardia lamblia
infection and nutritional status of elementary students in Mandangin island and Mojo
village where were different condition.


Methods: An analytical observational study with cross sectional design was
conducted in Mandangin island in July 2017 and Mojo village in June 2018 by
informed consent. Stools of elementary students were collected for Giardia lamblia
identification under a light microscope using direct smear method. Nutritional status
of students were determined by body mass index (BMI), and categorized as severe
underweight, underweight, healthyweight, overweight, and obese.


Results: Forty-five stools samples were collected from elementary students in
Mandangin island and 55 stools samples in Mojo village. Prevalence of Giardia
lamblia infection without symptoms was higher in elementary students in Mandangin
island than Mojo village (28,9%, 13/45 and 1,8%, 1/55, respectively). Giardiasis
prevalence in Mandangin island was significantly difference with Mojo village
(p<0.0001, chi square-test). Nutritional status of students in both study sites showed
dominant healthy-weight that were 73.3% (34/55) in Mandangin island and 61.8%
(33/45) in Mojo village. Giardiasis was commonly observed in students with healthy-
weight and it was higher in Mandangin island (8/33, 24.2%) than Mojo village (1/34,
2.9%).


Conclusion: Asymptomatic giardiasis was highly found in elementary students in
Mandangin island and commonly observed in students with healthy-weight from both 3 regions. It suggested that asymptomatic giardiasis might not affect to the nutrition status of students.