Key Points

COVID-19

• Decrease in incidence among those under 50, and a trend toward stabilization for other age groups.

• Increase in the hospitalization rate compared to the previous week.

• Decrease in emergency room visits.

• Departmental incidence rates: incidence rates have stabilized, except in Moselle, Bas-Rhin, and Haut-Rhin, where they are declining. The highest rate is observed in the Ardennes (1,687 cases per 100,000 inhabitants), and the lowest is observed in Aube (1,218 cases per 100,000 inhabitants).

Bronchiolitis

• OSCOUR®: In week 14-2022, the proportion of emergency department visits related to bronchiolitis among children under 2 years of age was 2.9%, representing 49 visits. The proportion of hospitalizations for bronchiolitis among all hospitalizations following an emergency department visit was 9.2% in week 14-2022.

• Virology data: According to results from the virology laboratories at the Nancy and Strasbourg University Hospitals in week 14-2022, RSV (respiratory syncytial virus) circulation remains stable at a low level in the region.

Influenza and influenza-like illnesses

• Oscour®: The number of emergency department visits for influenza-like illness, across all ages, remained stable in week 14 of 2022 compared to the previous week (818 versus 872 in week 13 of 2022) and accounted for 3% of activity. Children under 15 years of age accounted for more than half of the visits.

• Virology data: According to data from the virology laboratories at the Nancy and Strasbourg University Hospitals, the circulation of influenza viruses is beginning to decline but remains high in week 14 of 2022 in the region, with almost exclusively influenza A virus.

• Intensive care units in the region: Since the start of surveillance (10/04/2021), three cases of severe influenza have been reported.

• Acute respiratory infections in long-term care facilities: Since the start of surveillance (October 4, 2021), 28 episodes of ARI (excluding COVID-19) have been reported.

Acute gastroenteritis

• Oscour®: The number of emergency department visits for acute gastroenteritis (AGE), all ages (Figure 8), remained stable in week 14 of 2022 (653 visits compared to 662 in week 13 of 2022), accounting for 2.4% of department activity. Children under 5 years of age still account for the majority of this activity, with 404 visits for AGE (10.9% of the activity share for this age group). The proportion of hospitalizations for AGE across all ages among all hospitalizations following an emergency department visit is stable (1.9%), and stable among children under 5 years of age (17%).

• Virology data: Based on data from the virology laboratories at the Nancy University Hospitals.