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Kidney function in rice workers exposed to heat and dehydration in Costa Rica

The aim of this study was to evaluate heat exposure, dehydration, and kidney function in rice workers over the course of three months, in Guanacaste, Costa Rica. We collected biological and questionnaire data across a three-month-period in male field (n = 27) and other (n = 45) workers from a rice company where chronic kidney disease of unknown origin (CKDu) is endemic. We used stepwise forward regression to determine variables associated with estimated glomerular filtration rate eGFR at enrollment and/or change in eGFR, and Poisson regression to assess associations with incident kidney injury (IKI) over the course of three months. Participants were 20−62 years old (median = 40 in both groups). Dehydration was common (≥37%) in both groups, particularly among other workers at enrollment, but field workers were more exposed to heat and had higher workloads. Low eGFR (<60 mL/min/1.73 m2) was more prevalent in field workers at enrollment (19% vs. 4%) and follow-up (26% vs. 7%). Field workers experienced incident kidney injury (IKI) more frequently than other workers: 26% versus 2%, respectively. Age (β = −0.71, 95%CI: −1.1, −0.4), current position as a field worker (β = −2.75, 95%CI: −6.49, 0.99) and past work in construction (β = 3.8, 95%CI: −0.1, 7.6) were included in the multivariate regression model to explain eGFR at enrollment. The multivariate regression model for decreased in eGFR over three month included current field worker (β = −3.9, 95%CI: −8.2, 0.4), current smoking (β= −6.2, 95%CI: −13.7−1.3), dehydration (USG ≥ 1.025) at both visits (β= −3.19, 95%CI: −7.6, 1.2) and pain medication at follow-up (β= −3.2, 95%CI: −8.2, 1.95). Current fieldwork [IR (incidence rate) = 2.2, 95%CI 1.1, 5.8) and being diabetic (IR = 1.8, 95%CI 0.9, 3.6) were associated with IKI. Low eGFR was common in field workers from a rice company in Guanacaste, and being a field worker was a risk factor for IKI, consistent with the hypothesis that occupational heat exposure is a critical risk factor for CKDu in Mesoamerica.

Risk Information Exchange (RiX)

Human Climate Horizons (HCH)

The IAI Compendium on Climate Change Impacts in Latin America and the Caribbean

Pronóstico climático estacional – Costa Rica

Efectos del clima, su variabilidad y cambio climático sobre la salud humana en Costa Rica

Este reporte corresponde al capítulo de la guía de la CMNUCC bajo el título: Programas que comprenden medidas para facilitar la adecuada adaptación al cambio climático.

La Convención Marco de Naciones Unidas sobre el Cambio Climático (CMNUCC) establece que los países firmantes, deben informar periódicamente a la Conferencia de las Partes (CP) sobre tres puntos básicos por medio de las Comunicaciones Nacionales (CN):

Fuentes de emisión y absorción de gases de efecto invernadero
Información relevante para el logro del objetivo de la Convención
Programas nacionales sobre mitigación y que faciliten la adecuada adaptación al cambio.
Con el fin de facilitar el reporte de la información en una forma transparente, comparable y flexible, la secretaría de la CMNUCC ha preparado instrumentos que guían la elaboración de las CN (UNFCC, 2004). Estas guías han servido de marco para adecuar la información de vulnerabilidad y adaptación de sectores relevantes para la economía y la sociedad costarricense, con el fin de que sirvan como plataforma de conocimiento para que el país inicie el camino de la adaptación ante el cambio climático con un sentido de desarrollo y aprovechamiento de oportunidades.

Sistema de Alerta Temprana de Incendios Forestales (SATIF) – Costa Rica

El Sistema de Alerta Temprana en Incendios Forestales (SATIF) permite evaluar los distintos elementos que afectan la probable ocurrencia y el potencial comportamiento del fuego; así mismo es de importancia para planificar la prevención y el control de incendios, ayudando a una mejor asignación de los recursos.

El SATIF, se basa únicamente en el cálculo de las siguientes variables meteorológicas: Temperatura (ºC),
Humedad Relativa (%), Velocidad del Viento (km/h), Lluvia (mm).

Agenda for the Americas on Health, Environment, and Climate Change 2021–2030

Seasonality of rotavirus hospitalizations at Costa Rica’s National Children’s Hospital in 2010-2015

Diarrheagenic Escherichia coli in Costa Rican children: a 9-year retrospective study

Heat exposure in sugarcane workers in Costa Rica during the non-harvest season

El Ni–o Southern Oscillation and vegetation dynamics as predictors of dengue fever cases in Costa Rica

Islas de calor, impactos y respuestas: El caso del cantón de Curridabat

Flash Flood Guidance System with Global Coverage (FFGS)