S. A. Shah

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Risk of COVID-19 hospital admission among children aged 5–17 years with asthma in Scotland: a national incident cohort study

Colin Simpson, S. Katikireddi, L. Ritchie, 2021, The Lancet Respiratory Medicine.

Interim findings from first-dose mass COVID-19 vaccination roll-out and COVID-19 hospital admissions in Scotland: a national prospective cohort study

Colin Simpson, A. Sheikh, S. de Lusignan, 2021, The Lancet.

Association between multimorbidity and mortality in a cohort of patients admitted to hospital with COVID-19 in Scotland

Colin Simpson, A. Azcoaga-Lorenzo, L. Ritchie, 2021, Journal of the Royal Society of Medicine.

Severity of omicron variant of concern and effectiveness of vaccine boosters against symptomatic disease in Scotland (EAVE II): a national cohort study with nested test-negative design

Colin Simpson, L. Ritchie, C. McCowan, 2022, The Lancet Infectious Diseases.

Impact of COVID-19 national lockdown on asthma exacerbations: interrupted time-series analysis of English primary care data

A. Sheikh, B. Nwaru, J. Quint, 2021, Thorax.

Ethnic differences in the indirect effects of the COVID-19 pandemic on clinical monitoring and hospitalisations for non-COVID conditions in England: a population-based, observational cohort study using the OpenSAFELY platform

Marwa Al Arab, K. Bhaskaran, L. Smeeth, 2023, EClinicalMedicine.

Hormonal contraception and the risk of severe asthma exacerbation: 17-year population-based cohort study

Ireneous N. Soyiri, D. Price, Colin Simpson, 2020, Thorax.

COVID-19 hospital admissions and deaths after BNT162b2 and ChAdOx1 nCoV-19 vaccinations in 2·57 million people in Scotland (EAVE II): a prospective cohort study

Colin Simpson, S. de Lusignan, S. Katikireddi, 2021, The Lancet Respiratory Medicine.

Impact of COVID-19 pandemic on asthma exacerbations: Retrospective cohort study of over 500,000 patients in a national English primary care database

J. Quint, S. A. Shah, A. Sheikh, 2022, The Lancet Regional Health - Europe.

The COVID-19 pandemic in children and young people during 2020-2021: Learning about clinical presentation, patterns of spread, viral load, diagnosis and treatment

Colin Simpson, S. Katikireddi, I. Rudan, 2021, Journal of global health.

Effectiveness of First Dose of COVID-19 Vaccines Against Hospital Admissions in Scotland: National Prospective Cohort Study of 5.4 Million People

Colin Simpson, A. Sheikh, S. de Lusignan, 2021, SSRN Electronic Journal.

Uptake, effectiveness and safety of COVID-19 vaccines in children and young people in Scotland: Protocol for early pandemic evaluation and enhanced surveillance of COVID-19 (EAVE II)

Colin Simpson, S. Katikireddi, I. Rudan, 2021, Journal of global health.

The COVID-19 pandemic in children and young people during 2020-2021: A complex discussion on vaccination

Colin Simpson, I. Rudan, S. A. Shah, 2021, Journal of global health.

Severe COVID-19 outcomes after full vaccination of primary schedule and initial boosters: pooled analysis of national prospective cohort studies of 30 million individuals in England, Northern Ireland, Scotland, and Wales

Colin Simpson, S. de Lusignan, S. Katikireddi, 2022, The Lancet.

Study protocol and design for the assessment of paediatric pneumonia from X-ray images using deep learning

H. Nair, S. A. Shah, S. Luz, 2021, BMJ Open.

Hormone Replacement Therapy and Asthma Onset in Menopausal Women: National Cohort Study.

Ireneous N. Soyiri, D. Price, Colin Simpson, 2020, The Journal of allergy and clinical immunology.

Impact of first UK COVID-19 lockdown on hospital admissions: Interrupted time series study of 32 million people

Colin Simpson, S. Katikireddi, A. Walker, 2022, eClinicalMedicine.

Characterising adults in Scotland who are not vaccinated against COVID-19

Colin Simpson, L. Ritchie, C. McCowan, 2022, The Lancet.

Two-dose ChAdOx1 nCoV-19 vaccine protection against COVID-19 hospital admissions and deaths over time: a retrospective, population-based cohort study in Scotland and Brazil

Colin Simpson, S. Katikireddi, I. Rudan, 2021, The Lancet.

Predicting the risk of asthma attacks in children, adolescents and adults: protocol for a machine learning algorithm derived from a primary care-based retrospective cohort

Zain U. Hussain, A. Sheikh, Z. Hussain, 2020, BMJ Open.

Development and validation of a multivariable mortality risk prediction model for COPD in primary care

Colin Simpson, B. Nwaru, D. Kotz, 2022, npj Primary Care Respiratory Medicine.

Application of Machine Learning to Support Self-Management of Asthma with mHealth

Syed Ahmar Shah, Hilary Pinnock, Kevin C. H. Tsang, 2020, 2020 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC).

Predicted COVID-19 positive cases, hospitalisations, and deaths associated with the Delta variant of concern, June–July, 2021

Colin Simpson, S. Katikireddi, L. Ritchie, 2021, The Lancet Digital Health.

BNT162b2 COVID-19 vaccination uptake, safety, effectiveness and waning in children and young people aged 12–17 years in Scotland

Colin Simpson, S. Katikireddi, S. A. Shah, 2022, The Lancet Regional Health - Europe.

Risk of COVID-19 hospitalizations among school-aged children in Scotland: A national incident cohort study

Colin Simpson, S. Katikireddi, C. McCowan, 2022, Journal of global health.

Hormone replacement therapy and risk of severe asthma exacerbation in peri-menopausal and post-menopausal women: 17-year national cohort study.

Ireneous N. Soyiri, D. Price, Colin Simpson, 2021, The journal of allergy and clinical immunology. In practice.

First dose ChAdOx1 and BNT162b2 COVID-19 vaccinations and cerebral venous sinus thrombosis: A pooled self-controlled case series study of 11.6 million individuals in England, Scotland, and Wales

Colin Simpson, S. de Lusignan, S. Katikireddi, 2022, PLoS medicine.

Hormonal contraceptives and onset of asthma in reproductive-age women: Population-based cohort study.

Ireneous N. Soyiri, D. Price, Colin Simpson, 2020, The Journal of allergy and clinical immunology.

Impact on emergency and elective hospital-based care in Scotland over the first 12 months of the pandemic: interrupted time-series analysis of national lockdowns

Colin Simpson, S. Katikireddi, L. Ritchie, 2022, Journal of the Royal Society of Medicine.

Trends in inequalities in avoidable hospitalisations across the COVID-19 pandemic: a cohort study of 23.5 million people in England

S. Katikireddi, A. Mehrkar, J. Massey, 2024, BMJ Open.

Effectiveness of mRNA boosters after homologous primary series with BNT162b2 or ChAdOx1 against symptomatic infection and severe COVID-19 in Brazil and Scotland: A test-negative design case–control study

S. Katikireddi, N. Pearce, E. Paixão, 2023, PLoS medicine.

A population-based matched cohort study of early pregnancy outcomes following COVID-19 vaccination and SARS-CoV-2 infection

Colin Simpson, S. Katikireddi, L. Hopcroft, 2022, Nature Communications.

Identifying Risk Factors for Acute Asthma Attacks: Application of Machine Learning in a Country-Wide Mobile Health Study (Preprint)

H. Pinnock, S. A. Shah, K. C. Tsang, 2021 .