Key points

Hospitalized cases

• 554 cases hospitalized for more than 24 hours reported to the Santé publique France regional office in Réunion, including 138 severe cases;

• 4 distinct groups among the hospitalized population: infants under 6 months, pregnant women, people over 65, and “others” (see definition below);

• Infants under 6 months were often hospitalized for pain management;

• Hospitalized patients over 65 years of age mostly had multiple comorbidities

Deaths

• 45 deaths linked to chikungunya, including 22 directly linked;

• Among these deaths, 2 were neonatal deaths;

• Among the elderly, the majority of deaths were due to cardiovascular or respiratory causes in the context of decompensated multiple pathologies;

• Chikungunya as a trigger for vulnerabilities.