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A high prevalence of new onset otitis media during parent diagnosed common colds
Birgit Winther1, William J Doyle, Cuneyt M Alper
1Department of Otolaryngology, University of Virginia Health System, United States.
Insights
New otitis media (OM) episodes frequently coincide with colds/flu in young children, often resolving within two weeks. Longitudinal studies are crucial for accurately understanding this relationship.
Area of Science:
- Pediatrics
- Infectious Diseases
- Otolaryngology
Background:
- Otitis media (OM) is commonly linked to upper respiratory infections like colds and flu.
- Previous research indicates a strong association between new OM diagnoses and cold/flu episodes.
Purpose of the Study:
- To prospectively investigate the correlation between otitis media and parent-diagnosed cold/flu in young children.
- To determine the incidence and timing of OM in relation to cold/flu symptoms during a typical season.
Main Methods:
- A prospective study followed 18 families with children aged 1-8 years.
- Parental daily diaries recorded cold/flu symptoms.
- Weekly pneumatic otoscopy diagnosed otitis media.
Main Results:
- Of 108 cold episodes, 37% were complicated by new OM.
- Of 82 new OM episodes, 49% were associated with the child's cold, and 22% with a family member's cold.
- The median duration for OM episodes was approximately 2 weeks.
Conclusions:
- The study confirms the link between new OM episodes and concurrent colds/flu.
- OM episodes associated with colds are typically short-lived.
- Longitudinal study designs are essential to mitigate biases in understanding OM-infection relationships.
Introduction:
Past studies suggest that the majority of new otitis media (OM) diagnoses is a complication of a colds/flu. A prospective format was used to determine the coincidence of otitis media and parent diagnosed cold/flu episodes in young children followed over a typical cold/flu season.
Methods:
Eighteen families with children aged 1-8 years were followed from October 1 to April 30 using parent-completed daily diaries focused on cold/flu signs and weekly examinations using pneumatic otoscopy for diagnosis of the presence/absence of otitis media.
Results:
Overall, 108 cold episodes were documented in 36 enrolled children with 20 colds (19%) occurring during a pre-existing OM episode and 40 colds (37%) complicated by a new OM episode. Conversely, there were 82 new OM episodes, 40 (49%) were associated with a cold in the individual child and 18 (22%) with a concurrent cold in a family member. The median duration of the OM episodes was approximately 2 weeks but this was longer for OM episodes where earache was reported.
Conclusion:
The results confirm past observation relating new OM episodes to a concurrent cold/flu but show these episodes to usually be of short duration. Two sources of potential bias were identified for point prevalence study formats: the presence of a pre-existing OM for a new onset cold/flu and the possibility of subclinical colds in patients with new OM episodes. These biases reinforce the need for longitudinal study formats to address this important relationship.
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