Population counted: Denominator is the GP registered population on the date of extraction including patients who have been offered the vaccine but refused it, as the uptake rate is measured against the overall eligible population. For more detailed information please see the user guide, available to view and download from https://www.gov.uk/government/collections/vaccine-uptake#seasonal-flu-vaccine-uptake
Method: Vaccine uptake data are collected via the ImmForm website on cumulative vaccinations administered from the beginning of October to the end of February inclusive. All data is cumulative (i.e., total vaccinations administered from beginning of October to the end of the month or week in question). 1. Data is final and represents a percentage of all GP practices in England responding to the final survey. Where a total for England is quoted (for example a sum of number of patients registered and number vaccinated) this is taken from the GP practice sample and is therefore not an extrapolated figure. 2. . For definitions of clinical at risk groups for those aged 6 months to under 65 years, see annual flu letter published at https://www.gov.uk/government/collections/annual-flu-programme 3. The age under 65 clinical at risk group data includes pregnant women with other risk factors but excludes otherwise 'healthy' pregnant women and carers. 4. All figures are derived from data as extracted from records on GP systems or as submitted by GP practices or other responsible NHS organisations Data source: ImmForm website: registered patient GP practice data Influenza Immunisation Vaccine Uptake Monitoring Programme. The data collection is comprised of those aged 65 years and older % vaccine uptake is a percentage: numerator is divided by denominator and then multiplied by 100. Therefore, the data is NOT extrapolated. (GP practice response rates vary each year however response tends to be over 95 percent with the 2021 to 2022 season response rate being 97.1 percent). GP practices are asked to provide vaccine uptake data on the number of patients registered on the date of data extraction that fall within each defined eligible group (the denominator), and the number of those vaccinated within each group (the numerator). This means denominator fluctuations will occur as patients join and leave the practice or die during the data collection campaign. It will be assumed that vaccinations given in other settings by other healthcare providers (e.g. pharmacies, special clinics such as antenatal care, residential homes and private or occupational health vaccinations) will be recorded onto GP systems in a timely manner. This is essential for maintaining the individual's clinical record but also ensures a clear auditable trail to the original source of any data and will avoid double counting for the vaccine uptake survey. It may be that for some vaccinations where recording onto a GP system is difficult or slow, for example, vaccinations of travelling communities or homeless or where patients are not registered, recording of these vaccinations may be missed by the survey, although this is undesirable. Patients who are vaccinated but have not had their electronic patient record updated by the time of data extraction, will be excluded. For more information, see data collection guidance on GOV.UK [ARCHIVED CONTENT] Appendix I: data collection GOV.UK (nationalarchives.gov.uk) Data prior to 2013 to 2014 were collected at a PCT level and converted to LA level.
Read codes are primarily used for data collection purposes to extract vaccine uptake data for patients who fall into one or more of the designated clinical risk groups. The codes identify individuals at risk, and therefore eligible for flu vaccination. However, it is important to note that there may be some individuals with conditions not specified in the recommended risk groups for vaccination, who may be offered influenza vaccine by their GP based on clinical judgement and according to advice contained in the flu letter and Green Book, and thus are likely to fall outside the listed Read codes. Therefore, this data should not be used for GP payment purposes.
Source: NHS England. Reporting cycle: Financial.
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