Publications
2022
The management of anticoagulants in patients with atrial fibrillation and history of falls or risk of falls: protocol for a systematic review and meta-analysis
Galvain, T., Hill, R., Donegan, S., Lisboa, P., Lip, G. Y. H., & Czanner, G. (2022). The management of anticoagulants in patients with atrial fibrillation and history of falls or risk of falls: protocol for a systematic review and meta-analysis. SYSTEMATIC REVIEWS, 11(1). doi:10.1186/s13643-022-01937-0
2018
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., . . . Kaye, S. B. (2018). Improving precision for detecting change in the shape of the cornea in patients with keratoconus. SCIENTIFIC REPORTS, 8. doi:10.1038/s41598-018-30173-7
Dynamic longitudinal discriminant analysis using multiple longitudinal markers of different types
Hughes, D. M., Komarek, A., Czanner, G., & Garcia-Finana, M. (2018). Dynamic longitudinal discriminant analysis using multiple longitudinal markers of different types. Statistical Methods in Medical Research, 27(7), 2060-2080. doi:10.1177/0962280216674496
Prospective, single UK centre, comparative study of the predictive values of contrast-enhanced ultrasound compared to time-resolved CT angiography in the detection and characterisation of endoleaks in high risk patients undergoing endovascular aneurysm repair surveillance: a protocol
Roy, I. N., Chan, T. Y., Czanner, G., Wallace, S., & Vallabhaneni, S. R. (2018). Prospective, single UK centre, comparative study of the predictive values of contrast-enhanced ultrasound compared to time-resolved CT angiography in the detection and characterisation of endoleaks in high risk patients undergoing endovascular aneurysm repair surveillance: a protocol. BMJ OPEN, 8(4). doi:10.1136/bmjopen-2017-020835
2017
Spatial statistical modelling of capillary non-perfusion in the retina
MacCormick, I., Zheng, Y., Czanner, S., Zhao, Y., Diggle, P., Harding, S., & Czanner, G. (2017). Spatial statistical modelling of capillary non-perfusion in the retina. Scientific Reports, 7. doi:10.1038/s41598-017-16620-x
Dynamic classification using credible intervals in longitudinal discriminant analysis
Hughes, D. M., Komarek, A., Bonnett, L. J., Czanner, G., & Garcia-Finana, M. (2017). Dynamic classification using credible intervals in longitudinal discriminant analysis. STATISTICS IN MEDICINE, 36(24), 3858-3874. doi:10.1002/sim.7397
UV imaging reveals facial areas that are prone to skin cancer are disproportionately missed during sunscreen application
Pratt, H., Hassanin, K., Troughton, L. D., Czanner, G., Zheng, Y., McCormick, A. G., & Hamill, K. J. (2017). UV imaging reveals facial areas that are prone to skin cancer are disproportionately missed during sunscreen application. PLOS ONE, 12(10). doi:10.1371/journal.pone.0185297
Ophthalmic statistics note 12: multivariable or multivariate: what's in a name?
Bunce, C., Czanner, G., Grzeda, M. T., Dore, C. J., & Freemantle, N. (2017). Ophthalmic statistics note 12: multivariable or multivariate: what's in a name?. BRITISH JOURNAL OF OPHTHALMOLOGY, 101(10), 1303-1305. doi:10.1136/bjophthalmol-2017-310846
EARLY IDENTIFICATION OF PATIENTS WITH DRUG-RESISTANT EPILEPSY
Hughes, D. M., Bonnett, L. J., Czanner, G., Komarek, A., Marson, A., & Garcia-Finana, M. (2017). EARLY IDENTIFICATION OF PATIENTS WITH DRUG-RESISTANT EPILEPSY. Poster session presented at the meeting of Unknown Conference. Retrieved from https://www.webofscience.com/
Towards better characterization and quantification of emulsification of silicone oil in vitro
Chan, Y. K., Czanner, G., Shum, H. C., Williams, R. L., Cheung, N., & Wong, D. (2017). Towards better characterization and quantification of emulsification of silicone oil in vitro. Acta Ophthalmologica, 95(5), e385-e392. doi:10.1111/aos.13258
Dynamic Longitudinal Discriminant Analysis: Statistical and clinical findings from The DiALog project
Hughes., Komarek, A., Bonnett, L. J., Czanner, G., Marson, A., & Garcia-Finana, M. (2017). Dynamic Longitudinal Discriminant Analysis: Statistical and clinical findings from The DiALog project. Statistical Analysis of Multi-Outcome Data (SAM) 2017.
Novel Retinal Lesion in Ebola Survivors, Sierra Leone, 2016
Steptoe, P. J., Scott, J. T., Baxter, J. M., Parkes, C. K., Dwivedi, R., Czanner, G., . . . Semple, M. G. (2017). Novel Retinal Lesion in Ebola Survivors, Sierra Leone, 2016. EMERGING INFECTIOUS DISEASES, 23(7), 1102-1109. doi:10.3201/eid2307.161608
Diagnostic performance of the handheld Radial Shape Discrimination test for detecting recent onset neovascular age-related macular degeneration
Knox, P. C., Vazquez, N. P., Harding, S. P., Heimann, H., & Czanner, G. (2017). Diagnostic performance of the handheld Radial Shape Discrimination test for detecting recent onset neovascular age-related macular degeneration. In INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE Vol. 58. Retrieved from https://www.webofscience.com/
In vitro experiment to elucidate the mechanism of the "soft shell technique' for preventing subretinal migration of perfluoro-octane
Chan, Y. K., Lu, Y., Czanner, G., Wu, J., Cheng, H. C., Hussain, R., . . . Wong, D. (2017). In vitro experiment to elucidate the mechanism of the "soft shell technique' for preventing subretinal migration of perfluoro-octane. BRITISH JOURNAL OF OPHTHALMOLOGY, 101(3), 389-394. doi:10.1136/bjophthalmol-2016-309856
Porous Versus Nonporous Orbital Implants After Enucleation for Uveal Melanoma: A Randomized Study
Ho, V. W. M., Hussain, R. N., Czanner, G., Sen, J., Heimann, H., & Damato, B. E. (2017). Porous Versus Nonporous Orbital Implants After Enucleation for Uveal Melanoma: A Randomized Study. OPHTHALMIC PLASTIC AND RECONSTRUCTIVE SURGERY, 33(6), 452-458. doi:10.1097/IOP.0000000000000824
Safety and acceptability of an organic light-emitting diode sleep mask as a potential therapy for retinal disease
Sahni, J. N., Czanner, G., Gutu, T., Taylor, S. A., Bennett, K. M., Wuerger, S. M., . . . Harding, S. P. (2017). Safety and acceptability of an organic light-emitting diode sleep mask as a potential therapy for retinal disease. Eye, 31(1), 97-106. doi:10.1038/eye.2016.259
Safety and acceptability of an organic light-emitting diode sleep mask as a potential therapy for retinal disease
Sahni, J. N., Czanner, G., Gutu, T., Taylor, S. A., Bennett, K. M., Wuerger, S. M., . . . Harding, S. P. (2017). Safety and acceptability of an organic light-emitting diode sleep mask as a potential therapy for retinal disease. EYE, 31(1), 106. Retrieved from https://www.webofscience.com/
Ultraviolet imaging reveals that areas on the face that are prone to skin cancer are disproportionately missed during sunscreen application
Hassanin, K., Pratt, H., Zheng, Y., Czanner, G., Hamill, K., & McCormick, A. (2017). Ultraviolet imaging reveals that areas on the face that are prone to skin cancer are disproportionately missed during sunscreen application. In BRITISH JOURNAL OF DERMATOLOGY Vol. 177 (pp. 13-14). Retrieved from https://www.webofscience.com/
2016
Near-infrared reflectance and autofluorescence imaging characteristics of choroidal nevi
Vallabh, N. A., Sahni, J. N., Parkes, C. K., Czanner, G., Heimann, H., & Damato, B. (2016). Near-infrared reflectance and autofluorescence imaging characteristics of choroidal nevi. EYE, 30(12), 1593-1597. doi:10.1038/eye.2016.183
Longitudinal Visuomotor Development in a Malaria Endemic Area: Cerebral Malaria and Beyond
Knox, P. C., MacCormick, I. J. C., Mbale, E., Malewa, M., Czanner, G., & Harding, S. P. (2016). Longitudinal Visuomotor Development in a Malaria Endemic Area: Cerebral Malaria and Beyond. PLoS ONE, 11(10). doi:10.1371/journal.pone.0164885
Automated Measurement of Visual Acuity in Pediatric Ophthalmic Patients Using Principles of Game Design and Tablet Computers
Aslam, T. M., Tahir, H. J., Parry, N. R. A., Murray, I. J., Kwak, K., Heyes, R., . . . Ashworth, J. (2016). Automated Measurement of Visual Acuity in Pediatric Ophthalmic Patients Using Principles of Game Design and Tablet Computers. AMERICAN JOURNAL OF OPHTHALMOLOGY, 170, 223-227. doi:10.1016/j.ajo.2016.08.013
Identifying disease progression using longitudinal discriminant analysis
Hughes., Komarek, A., Czanner, G., & Van der Hoek, M. (2016). Identifying disease progression using longitudinal discriminant analysis. Poster session presented at the meeting of 2016 Conference of the Royal Statistical Society. Manchester.
The Novel Evidenced Assessment of Tortuosity system: interobserver reliability and agreement with clinical assessment
Balaskas, K., Tiew, S., Czanner, G., Tan, A. L., Ashworth, J., Biswas, S., & Aslam, T. (2016). The Novel Evidenced Assessment of Tortuosity system: interobserver reliability and agreement with clinical assessment. ACTA OPHTHALMOLOGICA, 94(6), E421-E426. doi:10.1111/aos.12907
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, S. E. (2016). Perforin expression in eyelid sebaceous carcinomas: a useful and specific immunomarker for the differential diagnosis of eyelid carcinomas. ACTA OPHTHALMOLOGICA, 94(5), e325-e330. doi:10.1111/aos.12972
Discriminant Function Analysis for Longitudinal Data (DiALog): Applications in Medical Research
Hughes., Czanner, G., Cox, T., Bonnett, L., Harding, S., Marson, A., . . . Van der Hoek, M. (2016). Discriminant Function Analysis for Longitudinal Data (DiALog): Applications in Medical Research. Poster session presented at the meeting of 2016 MRC Festival of Medical Science. Liverpool.
A practical divergence measure for survival distributions that can be estimated from Kaplan-Meier curves
Cox, T. F., & Czanner, G. (2016). A practical divergence measure for survival distributions that can be estimated from Kaplan-Meier curves. STATISTICS IN MEDICINE, 35(14), 2406-2421. doi:10.1002/sim.6868
Fiat Lux: the effect of illuminance on acuity testing
Tidbury, L. P., Czanner, G., & Newsham, D. (2016). Fiat Lux: the effect of illuminance on acuity testing. GRAEFES ARCHIVE FOR CLINICAL AND EXPERIMENTAL OPHTHALMOLOGY, 254(6), 1091-1097. doi:10.1007/s00417-016-3329-7
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, T. M., Parry, N. R. A., Murray, I. J., Salleh, M., Dal Col, C., Mirza, N., . . . Tahir, H. J. (2016). Development and testing of an automated computer tablet-based method for self-testing of high and low contrast near visual acuity in ophthalmic patients. GRAEFES ARCHIVE FOR CLINICAL AND EXPERIMENTAL OPHTHALMOLOGY, 254(5), 891-899. doi:10.1007/s00417-016-3293-2
OSCILLATORY POTENTIAL: A MORE SENSITIVE MARKER FOR DIABETIC MACULOPATHY PROGRESSION?
Raj, A., Czanner, G., Sahni, J., Campa, C., Hagan, R., & Harding, S. P. (2016). OSCILLATORY POTENTIAL: A MORE SENSITIVE MARKER FOR DIABETIC MACULOPATHY PROGRESSION?. In EUROPEAN JOURNAL OF OPHTHALMOLOGY Vol. 26 (pp. E91). Retrieved from https://www.webofscience.com/
2015
Early Detection of Diabetic Retinopathy using Personalised Longitudinal Discriminant Analysis
Hughes, D., Czanner, G., Komarek, A., Harding, S., & Garcia Finana, M. (2015). Early Detection of Diabetic Retinopathy using Personalised Longitudinal Discriminant Analysis. Utrecht, Holland.
Flexible Discriminant Analysis Using Multivariate Mixed Models
Hughes, D., Czanner, G., Komarek, A., & Garcia Finana, M. (2015). Flexible Discriminant Analysis Using Multivariate Mixed Models. University of Warwick.
Personalised Longitudinal Discriminant Analysis for Early Detection of Diabetic Retinopathy
Hughes, D., Czanner, G., Cheyne, C., Komarek, A., Harding, S., & Garcia Finana, M. (2015). Personalised Longitudinal Discriminant Analysis for Early Detection of Diabetic Retinopathy. Poster session presented at the meeting of ITM Research Day. University of Liverpool.
Developing retinal biomarkers of neurological disease: an analytical perspective
MacCormick, I. J. C., Czanner, G., & Faragher, B. (2015). Developing retinal biomarkers of neurological disease: an analytical perspective. BIOMARKERS IN MEDICINE, 9(7), 691-701. doi:10.2217/BMM.15.17
Developing retinal biomarkers of neurological disease: an analytical perspective
MacCormick, I., Czanner, G., & Faragher, B. (2015). Developing retinal biomarkers of neurological disease: an analytical perspective. Biomarkers in Medicine, 9(7), 691-701. doi:10.2217/bmm.15.17
Standardization of choroidal thickness measurements using enhanced depth imaging optical coherence tomography
Boonarpha, N., Zheng, Y., Stangos, A. N., Lu, H., Raj, A., Czanner, G., . . . Nair-Sahni, J. (2015). Standardization of choroidal thickness measurements using enhanced depth imaging optical coherence tomography. INTERNATIONAL JOURNAL OF OPHTHALMOLOGY, 8(3), 484-491. doi:10.3980/j.issn.2222-3959.2015.03.09
Measuring the signal-to-noise ratio of a neuron
Czanner, G., Sarma, S., Ba, D., Eden, U. T., Wu, W., Eskandar, E., . . . Brown, E. N. (2015). Measuring the signal-to-noise ratio of a neuron. Proceedings of the National Academy of Sciences of the United States of America (PNAS) ISSN 1091-6490, 112(23), 7141-7146. doi:10.1073/pnas.1505545112
Assessing the quality of ophthalmic anesthesia
Spiteri, N., Sidaras, G., Czanner, G., Batterbury, M., & Kaye, S. B. (2015). Assessing the quality of ophthalmic anesthesia. JOURNAL OF CLINICAL ANESTHESIA, 27(4), 285-289. doi:10.1016/j.jclinane.2015.01.008
Human Conjunctival Stem Cells are Predominantly Located in the Medial Canthal and Inferior Forniceal Areas.
Stewart, R. M. K., Sheridan, C. M., Hiscott, P. S., Czanner, G., & Kaye, S. B. (2015). Human Conjunctival Stem Cells are Predominantly Located in the Medial Canthal and Inferior Forniceal Areas.. Investigative Ophthalmology and Visual Science, 56(3), 2021-2030. doi:10.1167/iovs.14-16266
A Mixed-Method Analysis Assessing the Effects of Wearing organic light emitting diode (OLED) sleep mask on Sleep and Psychological Wellbeing
Bennett, K., Wuerger, S., Lowers, V., Sahni, J., Czanner, G., Gutu, T., . . . Harding, S. (2015). A Mixed-Method Analysis Assessing the Effects of Wearing organic light emitting diode (OLED) sleep mask on Sleep and Psychological Wellbeing. PERCEPTION, 44, 335-336. Retrieved from https://www.webofscience.com/
Developing retinal biomarkers of neurological disease: an analytical perspective (vol 9, pg 691, 2015)
MacCormick, I. J. C., Czanner, G., & Faragher, B. (2015). Developing retinal biomarkers of neurological disease: an analytical perspective (vol 9, pg 691, 2015). BIOMARKERS IN MEDICINE, 9(9), 937. doi:10.2217/bmm.15.76
Impact of hypertension on choroidal thickness in central serous chorioretinopathy
Boonarpha, N., Zheng, Y., Czanner, G., Harding, S. P., & Sahni, J. (2015). Impact of hypertension on choroidal thickness in central serous chorioretinopathy. In INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE Vol. 56. Retrieved from https://www.webofscience.com/
Safety and acceptability of an organic light emitting diode (OLED) sleep mask for the treatment of retinal diseases: INSIGHT Study
Czanner, G., Gutu, T., Harding, S. P., Holland, M., Grierson, I., Bennett, K., . . . Sahni, J. (2015). Safety and acceptability of an organic light emitting diode (OLED) sleep mask for the treatment of retinal diseases: INSIGHT Study. In INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE Vol. 56. Retrieved from https://www.webofscience.com/
tSNR as Feature Selection Technique in SNP Data Analysis
Hassan, N., Garcia-Finana, M., Czanner, G., & Jorgensen, A. (2015). tSNR as Feature Selection Technique in SNP Data Analysis. In HUMAN HEREDITY Vol. 80 (pp. 112). Retrieved from https://www.webofscience.com/
2014
A divergence measure for survival distributions
Cox, T., & Czanner, G. (2014). A divergence measure for survival distributions. Statistics in Medicine.
Ophthalmic statistics note: the perils of dichotomising continuous variables
Cumberland, P. M., Czanner, G., Bunce, C., Dore, C. J., Freemantle, N., & Garcia-Finana, M. (2014). Ophthalmic statistics note: the perils of dichotomising continuous variables. BRITISH JOURNAL OF OPHTHALMOLOGY, 98(6), 841-843. doi:10.1136/bjophthalmol-2014-304930
The perils of dichotomising continuous variables
Cumberland, P., Czanner, G., Bunce, C., Dore, C. J., Freemantle, N., & Garcia-Finana, M. (2014). The perils of dichotomising continuous variables. British Journal of Ophthalmology, 98(98), 841-843. Retrieved from http://bjo.bmj.com/content/98/6/841.full?keytype=ref&ijkey=6tKmrVCME04bLzg
2013
Improving the analysis of choroidal laser doppler flowmetry measurements; application in patients with retinal diseases.
Boonarpha, N., Czanner, G., Raj, A., Zheng, Y., Geiser, M., Riva, C., . . . Harding, S. (2013). Improving the analysis of choroidal laser doppler flowmetry measurements; application in patients with retinal diseases.. Invest Ophthalmol Vis Sci, 54, 5871.
Retinal microvascular dysfunction in paediatric cerebral malaria is associated with death and neurological sequelae.
MacCormick, I., Glover, S. J., Beare, N., Czanner, G., Mallewa, M., Taylor, T. E., . . . Harding, S. (2013). Retinal microvascular dysfunction in paediatric cerebral malaria is associated with death and neurological sequelae..
2012
'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. (2012). 'Menopausal hormone therapy and risk of gastrointestinal cancer: Nested case-control study within a prospective cohort, and meta-analysis'. International Journal of Cancer, 130(10), 2387-2396.
2011
'Computing Confidence Intervals for Point Process Models'
Sarma, S. V., Nguyen, D. P., Czanner, G., Wirth, S., Wilson, M. A., Suzuki, W., & Brown, E. N. (2011). 'Computing Confidence Intervals for Point Process Models'. Neural Computation, 23(11), 2731-2745.
2010
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. (2010). Oral bisphosphonates and risk of cancer of oesophagus, stomach, and colorectum: case-control analysis within a UK primary care cohort.. BMJ (Clinical research ed.), 341, c4444. doi:10.1136/bmj.c4444
2008
'Analysis of between-trial and within-trial neural spiking dynamics'
Czanner, G., Eden, U. T., Wirth, S., Yanike, M., Suzuki, W. A., & Brown, E. N. (2008). 'Analysis of between-trial and within-trial neural spiking dynamics'. Journal of Neurophysiology, 99(5), 2672-2693.
2005
Cluster analysis-based physiological classification and morphological properties of inhibitory neurons in layers 2-3 of monkey dorsolateral prefrontal cortex.
Krimer, L., Zaitsev, A., Czanner, G., Kröner, S., González-Burgos, G., Povysheva, N. V., & Iyengar, S. (2005). Cluster analysis-based physiological classification and morphological properties of inhibitory neurons in layers 2-3 of monkey dorsolateral prefrontal cortex.. J Neurophysiol, 94(5), 3009-3022.
Theory of the snowflake plot and its relations to higher-order analysis methods
Czanner, G., Gruen, S., & Iyengar, S. (2005). Theory of the snowflake plot and its relations to higher-order analysis methods. Neural Computation, 17(7), 1456-1479.