Publications

(2019). Faecal immunochemical tests versus colonoscopy for post-polypectomy surveillance: an accuracy, acceptability and economic study. Health Technology Assessment.
(2019). Effect of once-only flexible sigmoidoscopy screening on the outcomes of subsequent faecal occult blood test screening. Journal of medical screening.
(2019). Economic evaluation of faecal immunochemical tests versus colonoscopy surveillance. Faecal immunochemical tests versus colonoscopy for post-polypectomy surveillance: an accuracy, acceptability and economic study.
(2019). Association of relative age in the school year with diagnosis of intellectual disability, attention-deficit/hyperactivity disorder, and depression. JAMA pediatrics.
(2018). High test positivity and low positive predictive value for colorectal cancer of continued faecal occult blood test screening after negative colonoscopy. Journal of medical screening.
(2017). Is whole-colon investigation by colonoscopy, computerised tomography colonography or barium enema necessary for all patients with colorectal cancer symptoms, and for which patients would flexible sigmoidoscopy suffice? A retrospective cohort study. Health Technology Assessment.
(2017). Adenoma surveillance and colorectal cancer incidence: a retrospective, multicentre, cohort study. The lancet oncology.
(2016). Determinants of time to antiretroviral treatment initiation and subsequent mortality on treatment in a cohort in rural northern Malawi. AIDS research and therapy.