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Items: 45


Ophthalmic statistics note 13: method agreement studies in ophthalmology-please don't carry on correlating….

Bunce C, Stratton IM, Elders A, Czanner G, Doré C, Freemantle N; Ophthalmic Statistics Group.

Br J Ophthalmol. 2019 Sep;103(9):1201-1203. doi: 10.1136/bjophthalmol-2018-313759. Epub 2019 Jul 18. No abstract available.


Correction: Accurate, fast, data efficient and interpretable glaucoma diagnosis with automated spatial analysis of the whole cup to disc profile.

MacCormick IJC, Williams BM, Zheng Y, Li K, Al-Bander B, Czanner S, Cheeseman R, Willoughby CE, Brown EN, Spaeth GL, Czanner G.

PLoS One. 2019 Apr 3;14(4):e0215056. doi: 10.1371/journal.pone.0215056. eCollection 2019.


Application of SPF moisturisers is inferior to sunscreens in coverage of facial and eyelid regions.

Lourenco EAJ, Shaw L, Pratt H, Duffy GL, Czanner G, Zheng Y, Hamill KJ, McCormick AG.

PLoS One. 2019 Apr 3;14(4):e0212548. doi: 10.1371/journal.pone.0212548. eCollection 2019.


Corneal biomechanics and biomechanically corrected intraocular pressure in primary open-angle glaucoma, ocular hypertension and controls.

Vinciguerra R, Rehman S, Vallabh NA, Batterbury M, Czanner G, Choudhary A, Cheeseman R, Elsheikh A, Willoughby CE.

Br J Ophthalmol. 2019 Mar 28. pii: bjophthalmol-2018-313493. doi: 10.1136/bjophthalmol-2018-313493. [Epub ahead of print]


Accurate, fast, data efficient and interpretable glaucoma diagnosis with automated spatial analysis of the whole cup to disc profile.

MacCormick IJC, Williams BM, Zheng Y, Li K, Al-Bander B, Czanner S, Cheeseman R, Willoughby CE, Brown EN, Spaeth GL, Czanner G.

PLoS One. 2019 Jan 10;14(1):e0209409. doi: 10.1371/journal.pone.0209409. eCollection 2019. Erratum in: PLoS One. 2019 Apr 3;14(4):e0215056.


Radial shape discrimination testing for new-onset neovascular age-related macular degeneration in at-risk eyes.

Pitrelli Vazquez N, Harding SP, Heimann H, Czanner G, Knox PC.

PLoS One. 2018 Nov 8;13(11):e0207342. doi: 10.1371/journal.pone.0207342. eCollection 2018.


Identification of patients who will not achieve seizure remission within 5 years on AEDs.

Hughes DM, Bonnett LJ, Czanner G, Komárek A, Marson AG, García-Fiñana M.

Neurology. 2018 Nov 27;91(22):e2035-e2044. doi: 10.1212/WNL.0000000000006564. Epub 2018 Nov 2.


Role of epigenetic deregulation in hematogenous dissemination of malignant uveal melanoma.

Smolkova B, Horvathova Kajabova V, Zmetakova I, Kalinkova L, Czanner G, Markova A, Furdova A.

Neoplasma. 2018 Nov 15;65(6):840-854. doi: 10.4149/neo_2018_180420N261. Epub 2018 Sep 4. Review.


A systematic review and meta-analysis of the prevalence of small fiber pathology in fibromyalgia: Implications for a new paradigm in fibromyalgia etiopathogenesis.

Grayston R, Czanner G, Elhadd K, Goebel A, Frank B, Üçeyler N, Malik RA, Alam U.

Semin Arthritis Rheum. 2019 Apr;48(5):933-940. doi: 10.1016/j.semarthrit.2018.08.003. Epub 2018 Aug 23.


Improving precision for detecting change in the shape of the cornea in patients with keratoconus.

Brunner M, Czanner G, Vinciguerra R, Romano V, Ahmad S, Batterbury M, Britten C, Willoughby CE, Kaye SB.

Sci Rep. 2018 Aug 17;8(1):12345. doi: 10.1038/s41598-018-30173-7.


Circulating microRNAs as potential diagnostic biomarkers for osteoporosis.

Mandourah AY, Ranganath L, Barraclough R, Vinjamuri S, Hof RV, Hamill S, Czanner G, Dera AA, Wang D, Barraclough DL.

Sci Rep. 2018 May 30;8(1):8421. doi: 10.1038/s41598-018-26525-y.


Imaging of Corneal Neovascularization: Optical Coherence Tomography Angiography and Fluorescence Angiography.

Brunner M, Romano V, Steger B, Vinciguerra R, Lawman S, Williams B, Hicks N, Czanner G, Zheng Y, Willoughby CE, Kaye SB.

Invest Ophthalmol Vis Sci. 2018 Mar 1;59(3):1263-1269. doi: 10.1167/iovs.17-22035.


Neurovascular sequestration in paediatric P. falciparum malaria is visible clinically in the retina.

Barrera V, MacCormick IJC, Czanner G, Hiscott PS, White VA, Craig AG, Beare NAV, Culshaw LH, Zheng Y, Biddolph SC, Milner DA, Kamiza S, Molyneux ME, Taylor TE, Harding SP.

Elife. 2018 Mar 26;7. pii: e32208. doi: 10.7554/eLife.32208.


Spatial statistical modelling of capillary non-perfusion in the retina.

MacCormick IJC, Zheng Y, Czanner S, Zhao Y, Diggle PJ, Harding SP, Czanner G.

Sci Rep. 2017 Dec 1;7(1):16792. doi: 10.1038/s41598-017-16620-x.


UV imaging reveals facial areas that are prone to skin cancer are disproportionately missed during sunscreen application.

Pratt H, Hassanin K, Troughton LD, Czanner G, Zheng Y, McCormick AG, Hamill KJ.

PLoS One. 2017 Oct 2;12(10):e0185297. doi: 10.1371/journal.pone.0185297. eCollection 2017.


Ophthalmic statistics note 12: multivariable or multivariate: what's in a name?

Bunce C, Czanner G, Grzeda MT, Doré CJ, Freemantle N.

Br J Ophthalmol. 2017 Oct;101(10):1303-1305. doi: 10.1136/bjophthalmol-2017-310846. Epub 2017 Aug 16. No abstract available.


Dynamic classification using credible intervals in longitudinal discriminant analysis.

Hughes DM, Komárek A, Bonnett LJ, Czanner G, García-Fiñana M.

Stat Med. 2017 Oct 30;36(24):3858-3874. doi: 10.1002/sim.7397. Epub 2017 Aug 1.


Novel Retinal Lesion in Ebola Survivors, Sierra Leone, 2016.

Steptoe PJ, Scott JT, Baxter JM, Parkes CK, Dwivedi R, Czanner G, Vandy MJ, Momorie F, Fornah AD, Komba P, Richards J, Sahr F, Beare NAV, Semple MG.

Emerg Infect Dis. 2017 Jul;23(7):1102-1109. doi: 10.3201/eid2307.161608.


In vitro experiment to elucidate the mechanism of the 'soft shell technique' for preventing subretinal migration of perfluoro-octane.

Chan YK, Lu Y, Czanner G, Wu J, Cheng HC, Hussain R, Sakamoto T, Shum HC, Wong D.

Br J Ophthalmol. 2017 Mar;101(3):389-394. doi: 10.1136/bjophthalmol-2016-309856. Epub 2017 Jan 5.


Safety and acceptability of an organic light-emitting diode sleep mask as a potential therapy for retinal disease.

Sahni JN, Czanner G, Gutu T, Taylor SA, Bennett KM, Wuerger SM, Grierson I, Murray-Dunning C, Holland MN, Harding SP; Medscape.

Eye (Lond). 2017 Jan;31(1):97-106. doi: 10.1038/eye.2016.259. Epub 2016 Dec 16.


Porous Versus Nonporous Orbital Implants After Enucleation for Uveal Melanoma: A Randomized Study.

Ho VWM, Hussain RN, Czanner G, Sen J, Heimann H, Damato BE.

Ophthalmic Plast Reconstr Surg. 2017 Nov/Dec;33(6):452-458. doi: 10.1097/IOP.0000000000000824.


Adult bacterial conjunctivitis: resistance patterns over 12 years in patients attending a large primary eye care centre in the UK.

Silvester A, Neal T, Czanner G, Briggs M, Harding S, Kaye S.

BMJ Open Ophthalmol. 2016 Nov 11;1(1):e000006. doi: 10.1136/bmjophth-2016-000006. eCollection 2017.


Dynamic longitudinal discriminant analysis using multiple longitudinal markers of different types.

Hughes DM, Komárek A, Czanner G, Garcia-Fiñana M.

Stat Methods Med Res. 2018 Jul;27(7):2060-2080. doi: 10.1177/0962280216674496. Epub 2016 Oct 26.


Towards better characterization and quantification of emulsification of silicone oil in vitro.

Chan YK, Czanner G, Shum HC, Williams RL, Cheung N, Wong D.

Acta Ophthalmol. 2017 Aug;95(5):e385-e392. doi: 10.1111/aos.13258. Epub 2016 Oct 24.


Longitudinal Visuomotor Development in a Malaria Endemic Area: Cerebral Malaria and Beyond.

Knox PC, MacCormick IJ, Mbale E, Malewa M, Czanner G, Harding SP.

PLoS One. 2016 Oct 20;11(10):e0164885. doi: 10.1371/journal.pone.0164885. eCollection 2016.


Near-infrared reflectance and autofluorescence imaging characteristics of choroidal nevi.

Vallabh NA, Sahni JN, Parkes CK, Czanner G, Heimann H, Damato B.

Eye (Lond). 2016 Dec;30(12):1593-1597. doi: 10.1038/eye.2016.183. Epub 2016 Sep 2.


Automated Measurement of Visual Acuity in Pediatric Ophthalmic Patients Using Principles of Game Design and Tablet Computers.

Aslam TM, Tahir HJ, Parry NR, Murray IJ, Kwak K, Heyes R, Salleh MM, Czanner G, Ashworth J.

Am J Ophthalmol. 2016 Oct;170:223-227. doi: 10.1016/j.ajo.2016.08.013. Epub 2016 Aug 18.


Fiat Lux: the effect of illuminance on acuity testing.

Tidbury LP, Czanner G, Newsham D.

Graefes Arch Clin Exp Ophthalmol. 2016 Jun;254(6):1091-7. doi: 10.1007/s00417-016-3329-7. Epub 2016 Apr 22.


Development and testing of an automated computer tablet-based method for self-testing of high and low contrast near visual acuity in ophthalmic patients.

Aslam TM, Parry NR, Murray IJ, Salleh M, Col CD, Mirza N, Czanner G, Tahir HJ.

Graefes Arch Clin Exp Ophthalmol. 2016 May;254(5):891-9. doi: 10.1007/s00417-016-3293-2. Epub 2016 Feb 22.


Perforin expression in eyelid sebaceous carcinomas: a useful and specific immunomarker for the differential diagnosis of eyelid carcinomas.

Mittal R, Araujo I, Czanner G, Coupland SE.

Acta Ophthalmol. 2016 Aug;94(5):e325-30. doi: 10.1111/aos.12972. Epub 2016 Feb 4.


A practical divergence measure for survival distributions that can be estimated from Kaplan-Meier curves.

Cox TF, Czanner G.

Stat Med. 2016 Jun 30;35(14):2406-21. doi: 10.1002/sim.6868. Epub 2016 Feb 4.


The Novel Evidenced Assessment of Tortuosity system: interobserver reliability and agreement with clinical assessment.

Balaskas K, Tiew S, Czanner G, Tan AL, Ashworth J, Biswas S, Aslam T.

Acta Ophthalmol. 2016 Sep;94(6):e421-6. doi: 10.1111/aos.12907. Epub 2015 Dec 21.


Developing retinal biomarkers of neurological disease: an analytical perspective.

MacCormick IJ, Czanner G, Faragher B.

Biomark Med. 2015;9(7):691-701. doi: 10.2217/bmm.15.17. Erratum in: Biomark Med. 2015;9(9):937.


Standardization of choroidal thickness measurements using enhanced depth imaging optical coherence tomography.

Boonarpha N, Zheng Y, Stangos AN, Lu H, Raj A, Czanner G, Harding SP, Nair-Sahni J.

Int J Ophthalmol. 2015 Jun 18;8(3):484-91. doi: 10.3980/j.issn.2222-3959.2015.03.09. eCollection 2015.


Measuring the signal-to-noise ratio of a neuron.

Czanner G, Sarma SV, Ba D, Eden UT, Wu W, Eskandar E, Lim HH, Temereanca S, Suzuki WA, Brown EN.

Proc Natl Acad Sci U S A. 2015 Jun 9;112(23):7141-6. doi: 10.1073/pnas.1505545112. Epub 2015 May 20.


Human Conjunctival Stem Cells are Predominantly Located in the Medial Canthal and Inferior Forniceal Areas.

Stewart RM, Sheridan CM, Hiscott PS, Czanner G, Kaye SB.

Invest Ophthalmol Vis Sci. 2015 Feb 26;56(3):2021-30. doi: 10.1167/iovs.14-16266.


Assessing the quality of ophthalmic anesthesia.

Spiteri N, Sidaras G, Czanner G, Batterbury M, Kaye SB.

J Clin Anesth. 2015 Jun;27(4):285-9. doi: 10.1016/j.jclinane.2015.01.008. Epub 2015 Feb 18.


Ophthalmic statistics note: the perils of dichotomising continuous variables.

Cumberland PM, Czanner G, Bunce C, Doré CJ, Freemantle N, García-Fiñana M; Ophthalmic Statistics Group.

Br J Ophthalmol. 2014 Jun;98(6):841-3. doi: 10.1136/bjophthalmol-2014-304930. Epub 2014 Mar 28. No abstract available.


Computing confidence intervals for point process models.

Sarma SV, Nguyen DP, Czanner G, Wirth S, Wilson MA, Suzuki W, Brown EN.

Neural Comput. 2011 Nov;23(11):2731-45. doi: 10.1162/NECO_a_00198. Epub 2011 Aug 18.


Menopausal hormone therapy and risk of gastrointestinal cancer: nested case-control study within a prospective cohort, and meta-analysis.

Green J, Czanner G, Reeves G, Watson J, Wise L, Roddam A, Beral V.

Int J Cancer. 2012 May 15;130(10):2387-96. doi: 10.1002/ijc.26236. Epub 2011 Aug 16.


Oral bisphosphonates and risk of cancer of oesophagus, stomach, and colorectum: case-control analysis within a UK primary care cohort.

Green J, Czanner G, Reeves G, Watson J, Wise L, Beral V.

BMJ. 2010 Sep 1;341:c4444. doi: 10.1136/bmj.c4444.


Analysis of between-trial and within-trial neural spiking dynamics.

Czanner G, Eden UT, Wirth S, Yanike M, Suzuki WA, Brown EN.

J Neurophysiol. 2008 May;99(5):2672-93. doi: 10.1152/jn.00343.2007. Epub 2008 Jan 23.


Cluster analysis-based physiological classification and morphological properties of inhibitory neurons in layers 2-3 of monkey dorsolateral prefrontal cortex.

Krimer LS, Zaitsev AV, Czanner G, Kröner S, González-Burgos G, Povysheva NV, Iyengar S, Barrionuevo G, Lewis DA.

J Neurophysiol. 2005 Nov;94(5):3009-22. Epub 2005 Jun 29.


Theory of the snowflake plot and its relations to higher-order analysis methods.

Czanner G, Grün S, Iyengar S.

Neural Comput. 2005 Jul;17(7):1456-79.


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