Publications by authors named "O N Johnson"

Objectives: On July 28, 2022, eastern Kentucky experienced the state's deadliest flood in recorded history. In response to ongoing mental health concerns from community members who survived the flood, local health department directors in affected communities requested technical assistance from the Kentucky Department for Public Health and the Centers for Disease Control and Prevention.

Methods: Two simultaneous Community Assessments for Public Health Emergency Response (CASPERs) were conducted 6 weeks after the flood.

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Rabies causes 59,000 human deaths annually in over 150 countries. Mass dog vaccination (MDV) is key to controlling dog rabies, requiring 70% coverage in the susceptible dog population to eliminate rabies deaths. MDV campaigns must achieve geographical homogeneity of coverage.

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Background: On July 28, 2022, floods in eastern Kentucky displaced over 600 individuals. With the goal of understanding mental health needs of affected families, we surveyed households living in flood evacuation shelters after the 2022 Kentucky floods.

Methods: Families experiencing displacement from the 2022 Kentucky floods currently living in three different temporary shelter locations were surveyed via convenience sampling.

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Article Synopsis
  • Diel partitioning of marine animals, where species occupy different habitats or times of day, is often overlooked in ecological research, especially in daylight sampling.
  • A study conducted on 54 reefs around Australia found significant differences between day and night species occupancy, with tropical reefs showcasing a striking contrast where daytime fishes were largely absent at night, while nocturnal invertebrates emerged.
  • The findings suggest that understanding nocturnal behaviors is crucial for accurately assessing reef ecosystems, as failing to observe these patterns could lead to a significant gap in ecological knowledge and management strategies.
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Background: Soil-transmitted helminths (STH) and schistosomiasis comprise the most wide-spread NTDs globally. Preventative chemotherapy is a cost-effective approach to controlling morbidity of both diseases, but relies on large scale surveys to determine and revise treatment frequency. Availability of detailed information on survey costs is limited despite recent methodological surveying innovations.

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