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| Name | Class |
|---|---|
| Children's Hospital of Chongqing Medical University | OTHER |
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Acute upper respiratory tract infection(AURI) is common in children, and viral infection is the main cause. However, several children with viral infection are easy to suffer from secondary bacterial infection, and the mechanism is unclear.
Lactate is an important molecule in the spread and metastasis of tumor by suppressing the innate immune response. As is known, the immune system is not mature in children and it is reverse related to the age of children. An reasonable hypothesis is that the lactate is a independent risk factor in the children with viral infection progress to bacterial infection. Here, our aim is to test the hypothesis.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| viral infection | a child is infected by virus only |
| |
| viral and bacterial infection | a child is infected by virus and progress to bacterial infection |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| viral infection | Other | a child is infected by virus only |
| |
| Measure | Description | Time Frame |
|---|---|---|
| level of lactate | level of lactate in both viral and viral and bacterial infection groups | three days after admission |
| the level of lactate dehydrogenase(LDH) | level of LDH in both viral and viral and bacterial infection groups | three days after admission |
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Inclusion Criteria:
Exclusion Criteria:
one of the following conditions appeared:
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The age of a child ranged from 0 to 18 is included in the present study, especially the first viral infection.
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Chen | Chongqing | Chongqing Municipality | 400014 | China |
two years after the study accomplishment
from Jan-1, 2025 to Dec-31, 2025
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| ID | Term |
|---|---|
| D014777 | Virus Diseases |
| D001424 | Bacterial Infections |
| D065906 | Hyperlactatemia |
| ID | Term |
|---|---|
| D007239 | Infections |
| D001423 | Bacterial Infections and Mycoses |
| D008659 | Metabolic Diseases |
| D009750 | Nutritional and Metabolic Diseases |
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| viral and bacterial infection |
| Other |
a child is infected by virus and progress to bacterial infection |
|
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |