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Table 2 Study characteristics

From: A systematic review of factors influencing NHS health check uptake: invitation methods, patient characteristics, and the impact of interventions

AuthorDesignTime PeriodSettingParticipantsFactors InvestigatedFunding Sources AcknowledgedQuality Score
Artac et al., (2013) [20]Cross-sectional2008–2011GP Practices within Hammersmith and Fulham primary care trust, London. Twenty-seven practices in Year 1, 29 practices in Year 2Year 1
4748 high risk patients (mean age 60.9 years, 78.4% male) Year 2 35,364 patients eligible for the NHSHC (mean age 50.0 years, 45.2% male)
Demographic factors – age, gender, deprivation, ethnicity, risk factors, practiceNIHR North West London Collaboration for Leadership in Applied Health Research; NHS Hammersmith and Fulham; Department of Health Policy Research Programme19 (Strong)
Attwood et al., (2016) [19]Cross-sectionalNot givenFour GP Practices in the East of England1380 patients invited to the NHSHC (mean age 52.4 years, 49.7% male)Demographic factors – age, gender, deprivation, ethnicity, practiceBritish Heart Foundation, Cancer Research UK, ESRC, MRC, NIHR, Wellcome Trust20 (Moderate)
Cochrane et al., (2013) [23]Cross-sectionalAugust 2009 – January 2010Thirty-seven GP Practices in Stoke-on-Trent10,483 patients invited to the NHSHC (aged 32–74 years, no mean age given; 81.3% male. Patients aged from 32 years were included due to above-average burden of CVD in the area and below-average life expectancy).Demographic factors – age, gender, deprivation, risk level, practiceStoke-on-Trent Primary Care Trust19 (Strong)
Coghill et al., (2018) [22]Cross-sectionalJune 2010 – October 2014Thirty-eight GP Practices in Bristol31,881 patients invited to the NHSHC (mean age 52.4 years, 52% male)Demographic factors – age, gender, deprivationNIHR School for Primary Care Research; Public Health Bristol; NIHR Collaboration for Leadership in Applied Health Research West20 (Moderate)
Cook et al., (2016) [26]Cross-sectionalApril 2013 March 2014Thirty GP Practices in Luton13,063 patients invited to the NHSHC (no mean age given; 53.3% male)Invitation method; invitation method by ethnicity and gender
Demographic factors – age, gender, deprivation, ethnicity
No funding stated23 (Moderate)
Dalton et al., (2011) [24]Cross-sectionalSeptember 2008 – January 2010Twenty-nine GP Practices in Ealing, London5294 patients invited to the NHSHC (aged 35–74 years, no mean age given. Patients from the age of 35 were invited in this study due to earlier onset of CVD and diabetes in the local area. 80.9% male)Demographic factors – age, gender, deprivation, ethnicity, risk factor, practiceNHS Ealing; Higher Education Funding Council for England; NIHR Collaboration for Leadership in Applied Health Research & Care19 (Strong)
Gidlow et al., (2014) [9]Observational cohortSeptember 2010 – February 2014Five GP Practices in Stoke-on-Trent4855 patients invited to the NHSHC (mean age 53.4 years, 46.9% male)Invitation method
Demographic factors – age, gender, deprivation, ethnicity, practice
Stoke-on-Trent Public Health Directorate19 (Strong)
McDermott et al., (2018) [25]Randomised controlled trial (three arms)July 2013 – December 2014Eighteen GP Practices in Lambeth and Lewisham, London12,459 patients invited to the NHS HC (median age 45; 52% male)Intervention (sending a Question Behaviour Effect questionnaire ahead of invitation vs. QBE questionnaire plus incentive to return questionnaire vs. control)
Demographic factors – age, gender, deprivation, ethnicity
NIHR Health Technology Assessment Programme; Guy’s and St Thomas’ Charity; NIHR Biomedical Research Centre; Cancer Research UK16 (strong)
Sallis et al., (2016) [21]Randomised controlled trial (two arms)2013–2014Four GP Practices in Medway3511 patients invited to the NHSHC (control arm mean age 53.1 years, 46.5% male; intervention arm mean age 52.8 years, 49.1% male)Intervention (enhanced letter vs. standard letter)
Demographic factors – age, gender, deprivation, practice
Department of Health16 (strong)
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