Syndromic surveillance summary: 6 March 2025 week 9
Updated 27 March 2025
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Reporting week 24 February to 2 March
During week 9, most syndromic indicators for acute respiratory infections continued to decrease or remained stable. Increases in consultations for diarrhoea were observed in the 5 to 14 age group in the GP in-hours (GPIH) system and NHS 111 triaged calls for diarrhoea in age groups 15 to 64.
Remote health advice syndromic surveillance system
NHS 111 online assessments decreased nationally in adult age groups, particularly those aged 15 to 44 years. NHS 111 online assessments and triaged calls for acute respiratory infection decreased in children aged between 1 and 14. Triaged calls for diarrhoea continued to increase in those aged 15 to 64 years. Due to a technical issue, data for NHS 111 triaged calls was only available up to Friday 28 February.
Access the remote health advice syndromic surveillance bulletins
GP in-hours syndromic surveillance system
During week 9, respiratory indicators were broadly stable or continued to decrease. Consultation rates for chickenpox increased in children aged 1 to 14 years. The overall consultation rate for diarrhoea was broadly stable but remained above baseline and there was an increase in consultations aged between 5 and 14.
Access the GP in-hours syndromic surveillance bulletins
GP out-of-hours syndromic surveillance system
During week 9, GP out-of-hours contacts for influenza-like illness remained stable but above seasonally expected levels. Contacts for acute respiratory infection continued to decrease in children. Contacts for gastroenteritis, diarrhoea and vomiting remained stable but above baseline.
Access the GP out-of-hours syndromic surveillance bulletins
Emergency department syndromic surveillance system
During week 9, emergency department (ED) attendances for influenza-like illness decreased but remained above seasonally expected levels. Other respiratory tract infection indicators are similar to baseline levels. Scarlet fever attendances increased over the weekend, mainly in those aged between 1 and 14 years, however attendances levels remained broadly similar to baseline during week 9.
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Ambulance syndromic surveillance system
During week 9, ambulance calls for headache increased, notably in London, however calls remain below expected levels.