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  • William Tillett
2016

Let's Talk about Inclusion: A Report on Patient Research Partner Involvement in the GRAPPA 2015 Annual Meeting

Campbell, W., Coates, L. C., Gladman, D. D., James, J., Lindsay, C. A., MacDonald, R., Moverley, A. R., Ogdie, A., Orbai, A-M., O'Sullivan, D., Parkinson, A., Steinkoenig, I., Tillett, W. & Goel, N., May 2016, In : The Journal of Rheumatology. 43, 5, p. 970-973 4 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2019

SECUKINUMAB IMPROVES GRAPPA-OMERACT CORE DOMAINS OF PSORIATIC ARTHRITIS REGARDLESS OF PREVIOUS EXPOSURE TO A TNF INHIBITOR

Orbai, A-M., Elaine Husni, M., Gladman, D. D., Leung, Y. Y., Siebert, S., Tillett, W., Vis, M., Chambenoit, O., Meng, X. & Mease, P. J., 27 Jun 2019, In : Annals of the Rheumatic Diseases. 78, Suppl 2, 2 p., SAT0369.

Research output: Contribution to journalMeeting abstract

2020

AB0756 GUSELKUMAB IMPROVED WORK PRODUCTIVITY AND DAILY ACTIVITY IN PATIENTS WITH PSORIATIC ARTHRITIS: RESULTS FROM A PHASE 3 TRIAL

Curtis, J., Mcinnes, I., Rahman, P., Tillett, W., Mease, PJ., Kollmeier, A., Hsia, EC., Zhou, B., Agarwal, P. & Peterson, S., 1 May 2020, BMJ Publishing Group Ltd.

Research output: Other contribution

AB0839 RELIABILITY OF COMPOSITE MEASURES FOR THE ASSESSMENT OF PSORIATIC ARTHRITIS

Tillett, W., Helliwell, P., Fitzgerald, O., Waxman, R., Antony, A., Coates, LC., Jadon, D., Creamer, P., Lane, S. & Massarotti, M., 1 May 2020, BMJ Publishing Group Ltd.

Research output: Other contribution

AB0811 DEMOGRAPHIC, TREATMENT AND DISEASE CHARACTERISTICS OF PATIENTS WITH PSORIATIC ARTHRITIS RECEIVING TOFACITINIB IN THE UNITED STATES, FRANCE, GERMANY, ITALY, SPAIN AND THE UNITED KINGDOM

Ogdie, A., Schmerold, L., Tillett, W., Germino, R., Cappelleri, JC. & Young, P., 1 May 2020, BMJ Publishing Group Ltd.

Research output: Other contribution

OP0223 EFFICACY AND SAFETY OF UPADACITINIB IN PATIENTS WITH ACTIVE PSORIATIC ARTHRITIS AND INADEQUATE RESPONSE TO BIOLOGIC DISEASE-MODIFYING ANTI-RHEUMATIC DRUGS (SELECT-PSA-2): A DOUBLE-BLIND, RANDOMIZED CONTROLLED PHASE 3 TRIAL

Genovese, MC., Lertratanakul, A., Anderson, J., Papp, K., Tillett, W., Van den Bosch, F., Tsuji, S., Dokoupilova, E., Keiserman, M. & Wang, X., 1 May 2020, BMJ Publishing Group Ltd.

Research output: Other contribution

P280 Clinical burden of concomitant joint disease in psoriasis: a US-linked claims and electronic medical records database analysis

Tillett, W., Skornicki, M., Prince, P., Suruki, R., Lee, E. & Louder, A., 20 Apr 2020, In : Rheumatology. 59, Supplement2, p. ii129-ii129 1 p., P280.

Research output: Contribution to journalMeeting abstract

2 Citations (Scopus)

AB0735 SEVERITY OF NAIL PSORIASIS SCORE (SNAPS) DEMONSTRATES LONGITUDINAL CONSTRUCT VALIDITY AGAINST THE MODIFIED NAIL PSORIASIS SEVERITY INDEX (mNAPSI) IN AN OBSERVATIONAL COHORT OF PATIENTS WITH PSORIATIC ARTHRITIS

Antony, A., Saeed, S., Hart, D., Nair, P., Cavill, C., Korendowych, E., Mchugh, N., Lovell, C. & Tillett, W., 1 May 2020, BMJ Publishing Group Ltd.

Research output: Other contribution

2017

Updating the Psoriatic Arthritis (PsA) core domain set: A report from the PsA workshop at OMERACT 2016

Orbai, A-M., de Wit, M., Mease, P. J., Callis Duffin, K., Elmamoun, M., Tillett, W., Campbell, W., FitzGerald, O., Gladman, D. D., Goel, N., Gossec, L., Hoejgaard, P., Leung, Y. Y., Lindsay, C., Strand, V., van der Heijde, D. M., Shea, B., Christensen, R., Coates, L., Eder, L. & 4 others, McHugh, N., Kalyoncu, U., Steinkoenig, I. & Ogdie, A., 1 Oct 2017, In : The Journal of Rheumatology. 44, 10, p. 1522-1528 160904.

Research output: Contribution to journalArticle

File
53 Downloads (Pure)
2020

Outcomes of the 2019 GRAPPA workshop on continuous composite indices for the assessment of psoriatic arthritis and membership-recommended next steps

Tillett, W., McHugh, N., Orbai, A-M., Ogdie, A., Leung, Y. Y., Coates, L. C., Mease, P. J., Gladman, D. D., Brooke, M. & Packham, J., 1 Jun 2020, In : The Journal of Rheumatology. 96, p. 11-18 8 p.

Research output: Contribution to journalArticle

2019

Correction to: Important Treatment Outcomes for Patients with Psoriatic Arthritis: A Multisite Qualitative Study

PROMPT Study Group, 1 Aug 2019, In : The patient. 12, 4, p. 437 1 p.

Research output: Contribution to journalComment/debate

Open Access

Evaluation of the Economic Burden of Psoriatic Arthritis and the Relationship Between Functional Status and Healthcare Costs

McHugh, N., Maguire, Á., Handel, I., Tillett, W., Morris, J., Hawkins, N., Cavill, C., Korendowych, E. & Mughal, F., 31 Aug 2019, In : The Journal of Rheumatology. 46, 8, 190083.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
2 Downloads (Pure)
2020

Modifiable risk factors and the development of psoriatic arthritis in people with psoriasis

PROMPT Study Group, 31 Mar 2020, In : British Journal of Dermatology. 182, 3, p. 714-720 7 p.

Research output: Contribution to journalArticle

Open Access
File
3 Citations (Scopus)
7 Downloads (Pure)
2016

Novel Composite Radiographic Score for Longitudinal Observational Studies of Psoriatic Arthritis: A Proof-of-concept Study

Tillett, W., Shaddick, G., Jadon, D., Robinson, G., Korendowych, E. & McHugh, N., 15 Jan 2016, In : The Journal of Rheumatology.

Research output: Contribution to journalArticle

File
2 Citations (Scopus)
146 Downloads (Pure)
2017

Important treatment outcomes for patients with psoriatic arthritis: a multisitequalitative study

Dures, E., Hewlett, S., Lord, J., Bowen, C., McHugh, N. & Tillett, W., 22 Feb 2017, In : The patient.

Research output: Contribution to journalArticle

Open Access
File
16 Citations (Scopus)
212 Downloads (Pure)
2019

PsAID12 Provisionally Endorsed at OMERACT 2018 as Core Outcome Measure to Assess Psoriatic Arthritis-specific Health-related Quality of Life in Clinical Trials

Orbai, A-M., Holland, R., Leung, Y. Y., Tillett, W., Goel, N., Christensen, R., McHugh, N., Gossec, L., de Wit, M., Højgaard, P., Coates, L. C., Mease, P. J., Birt, J., Fallon, L., FitzGerald, O., Ogdie, A., Shea, B., Strand, V., Callis Duffin, K., Tugwell, P. & 2 others, Beaton, D. & Gladman, D. D., 1 Aug 2019, In : The Journal of Rheumatology. 46, 1, p. 990-995 6 p.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
47 Downloads (Pure)
2020

Effect of filgotinib on health-related quality of life in active psoriatic arthritis: a randomized phase 2 trial (EQUATOR)

Orbai, A-M., Ogdie, A., Gossec, L., Tillett, W., Leung, Y. Y., Gao, J., Trivedi, M., Tasset, C., Meuleners, L., Besuyen, R., Hendrikx, T. & Coates, L. C., 1 Jul 2020, In : Rheumatology. 59, 7, p. 1495–1504 10 p., kez408.

Research output: Contribution to journalArticle

Open Access
File
16 Downloads (Pure)

SAT0399 RISK OF OSTEOARTHRITIS IN AN INCIDENT COHORT OF PEOPLE WITH PSORIATIC ARTHRITIS: A POPULATION-BASED COHORT STUDY

Charlton, R., Green, A., Shaddick, G., Snowball, J., Nightingale, A., Tillett, W., Smith, C. & Mchugh, N., 1 May 2020, In : Annals of the Rheumatic Diseases. 79, Supplement 1, SAT0399.

Research output: Contribution to journalMeeting abstract

2017

Composite Measures of Impact and Activity in Psoriatic Arthritis: A Conceptual Framework

Tillett, W., Mar 2017, In : The Journal of Rheumatology. 44, 3, p. 268-270 3 p.

Research output: Contribution to journalArticle

Defining Outcome Measures for Psoriatic Arthritis: A Report from the GRAPPA-OMERACT Working Group

Ogdie, A., de Wit, M., Callis Duffin, K., Campbell, W., Chau, J., Coates, L. C., Eder, L., Elmamoun, M., FitzGerald, O., Gladman, D. D., Goel, N., James, J. P., Kalyoncu, U., Latella, J., Lindsay, C., Mease, P. J., O'Sullivan, D., Steinkoenig, I., Strand, V., Tillett, W. & 1 others, Orbai, A-M., 1 May 2017, In : The Journal of Rheumatology. 44, 5, p. 697-700 4 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)
2016

The natural history of psoriatic arthritis

Tillett, W. & Helliwell, P. H., 2016, Psoriatic Arthritis and Psoriasis: Pathology and Clinical Aspects - Part II. Adebajo, A., Boehncke, W-H., Gladman, D. D. & Mease, P. J. (eds.). Switzerland: Springer International Publishing, p. 39-42

Research output: Chapter in Book/Report/Conference proceedingChapter

1 Citation (Scopus)
2019

Endorsement of the 66/68 joint count for the measurement of musculoskeletal disease activity: OMERACT 2018 Psoriatic Arthritis workshop report

Duarte-García, A., Leung, Y. Y., Coates, L. C., Beaton, D., Christensen, R., Craig, E. T., de Wit, M., Eder, L., Fallon, L., FitzGerald, O., Gladman, D. D., Goel, N., Holland, R., Lindsay, C., Maxwell, L., Mease, P., Orbai, A. M., Shea, B., Strand, V., Veale, D. J. & 2 others, Tillett, W. & Ogdie, A., 1 Aug 2019, In : The Journal of Rheumatology. 46, 8, p. 996-1005 10 p.

Research output: Contribution to journalArticle

Open Access
File
4 Citations (Scopus)
40 Downloads (Pure)

Oxford Textbook of Psoriatic Arthritis: Plain Radiography

Tillett, W., 1 Aug 2019, Oxford Textbook of Psoriatic Arthritis. FitzGerald, O. & Gladman, D. (eds.). Oxford University Press, p. 147-154 7 p. (Oxford Textbooks in Rheumatology).

Research output: Chapter in Book/Report/Conference proceedingChapter

Open Access
File
5 Downloads (Pure)
2020

The GRAPPA-OMERACT Working Group: 4 Prioritized Domains for Completing the Core Outcome Measurement Set for Psoriatic Arthritis 2019 Updates

Leung, Y. Y., Tillett, W., Orbai, A-M., Ogdie, A., Eder, L., Coates, L. C., Holland, R., Antony, A., Goel, N. & Mease, P. J., 30 Jun 2020, In : The Journal of Rheumatology and Supplements. 96, p. 46-49 4 p.

Research output: Contribution to journalArticle

2019

ACHIEVEMENT OF PASDAS LOW DISEASE ACTIVITY AND VERY LOW DISEASE ACTIVITY IN PATIENTS WITH PSORIATIC ARTHRITIS TREATED WITH CERTOLIZUMAB PEGOL OVER 4 YEARS AND THE OVERLAP WITH DAPSA AND MDA DISEASE ACTIVITY TARGETS

Coates, L. C., Merola, J. F., Fitzgerald, O., Kavanaugh, A., Gottlieb, A. B., Tillett, W., Bauer, L., Hoepken, B., Nurminen, T., Mease, P. J., Helliwell, P. & Heijde, D. V. D., 27 Jun 2019, In : Annals of the Rheumatic Diseases. 78, Suppl 2, 2 p., AB0742.

Research output: Contribution to journalMeeting abstract

2020

AB0736 SEVERITY OF NAIL PSORIASIS SCORE (SNAPS) IS SENSITIVE TO CHANGE IN A COHORT OF PATIENTS WITH PSORIATIC ARTHRITIS TREATED WITH ETANERCEPT

Antony, A., Saeed, S., Hart, D., Nair, P., Cavill, C., Korendowych, E., Mchugh, N., Lovell, C. & Tillett, W., 1 May 2020, In : Annals of the Rheumatic Diseases. 79, Supplement 1, p. 1658-1658 1 p., AB0736.

Research output: Contribution to journalMeeting abstract

2019

PSAID9 IN PATIENTS WITH ACTIVE PSORIATIC ARTHRITIS TREATED WITH FILGOTINIB VS PLACEBO: RESULTS FROM EQUATOR, A RANDOMIZED, PHASE 2 STUDY

Orbai, A-M., Ogdie, A., Gossec, L., Tillett, W., Leung, Y. Y., Gao, J., Trivedi, M., Tasset, C., Meuleners, L., Besuyen, R., Hendrikx, T. & Coates, L. C., 27 Jun 2019, In : Annals of the Rheumatic Diseases. 78, Suppl 2, SAT0367.

Research output: Contribution to journalMeeting abstract

Psoriatic Arthritis

Tillett, W., 17 Dec 2019, Conn's Current Therapy 2020. Kellerman, R. (ed.). 1st ed. Elsevier

Research output: Chapter in Book/Report/Conference proceedingChapter

2020

AB1241 EVALUATION OF A PATIENT COMPLETED DISEASE FLARE QUESTIONNAIRE IN PSORIATIC DISEASE

Helliwell, P., Tillett, W., Waxman, R., Coates, LC., Fitzgerald, O., Packham, J. & Mchugh, N., 1 May 2020.

Research output: Contribution to conferenceAbstract

Disease Characteristics and the Burden of Joint and Skin Involvement Amongst People With Psoriatic Arthritis: A Population Survey

Tillett, W., Merola, J. F., Thaçi, D., Holdsworth, E., Booth, N., Lobosco, L. S., Milligan, G., Hufford, M. M., Birt, J. A. & Boehncke, W-H., 30 Sep 2020, In : Rheumatology and therapy. 7, 3, p. 617-637 21 p.

Research output: Contribution to journalArticle

Open Access

FRI0358 USAGE OF C-REACTIVE PROTEIN TESTING IN THE DIAGNOSIS AND MONITORING OF PSORIATIC ARTHRITIS (PSA): RESULTS FROM A REAL-WORLD SURVEY IN THE US AND EUROPE

Ogdie, A., Tillett, W., Eder, L., Booth, N., Wirta, S. B., Howell, O., Schubert, A., Peterson, S., Chakravarty, SD. & Coates, LC., 1 May 2020, BMJ Publishing Group Ltd.

Research output: Other contribution

File
2 Downloads (Pure)
2017

Interval between onset of psoriasis and psoriatic arthritis comparing the UK Clinical Practice Research Datalink with a hospital-based cohort

Tillett, W., Charlton, R., Nightingale, A., Snowball, J., Green, A., Smith, C., Shaddick, G., McHugh, N. & PROMPT study group, 1 Dec 2017, In : Rheumatology. 56, 12, p. 2109-2113

Research output: Contribution to journalArticle

Open Access
File
12 Downloads (Pure)
2019
2017

Risk of uveitis and inflammatory bowel disease in people with psoriatic arthritis: a population based cohort study

PROMPT Study Group, 2017, Rheumatology. Suppl 2 ed. Vol. 56. 2 p. 048

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2019

Trajectory of radiographic change over a decade: the effect of transition from conventional synthetic disease-modifying antirheumatic drugs to anti-tumour necrosis factor in patients with psoriatic arthritis

Allard, A., Antony, A., Shaddick, G., Jadon, D. R., Cavill, C., Robinson, G., Korendowych, E., McHugh, N. & Tillett, W., 1 Feb 2019, In : Rheumatology. 58, 2, p. 269-273 5 p.

Research output: Contribution to journalArticle

Open Access
File
2 Citations (Scopus)
24 Downloads (Pure)

Diagnosis and initial management in psoriatic arthritis: a qualitative study with patients

Dures, E., Bowen, C., Brooke, M., Lord, J., Tillett, W., McHugh, N. & Hewlett, S., 26 Aug 2019, In : Rheumatology Advances in Practice. 3, 2, rkz022.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)

Psoriatic nail dystrophy is associated with erosive disease in the distal interphalangeal joints in psoriatic arthritis: a retrospective cohort study

Antony, A., Allard, A., Rambojun, A., Lovell, C. R., Shaddick, G., Robinson, G., Jadon, D. R., Holland, R., Cavill, C., Korendowych, E., McHugh, N. J. & Tillett, W., 1 Sep 2019, In : The Journal of Rheumatology. 46, 9, p. 1097-1102 6 p.

Research output: Contribution to journalArticle

Open Access
File
12 Downloads (Pure)
2017

International patient and physician consensus on a psoriatic arthritis core outcome set for clinical trials

Orbai, A-M., de Wit, M., Mease, P., Shea, J. A., Gossec, L., Leung, Y. Y., Tillett, W., Elmamoun, M., Callis Duffin, K., Campbell, W., Christensen, R., Coates, L., Dures, E., Eder, L., FitzGerald, O., Gladman, D., Goel, N., Grieb, S. D., Hewlett, S., Hoejgaard, P. & 7 others, Kalyoncu, U., Lindsay, C., McHugh, N., Shea, B., Steinkoenig, I., Strand, V. & Ogdie, A., 1 Apr 2017, In : Annals of the Rheumatic Diseases. 76, 4, p. 673-680

Research output: Contribution to journalArticle

Open Access
70 Citations (Scopus)

Effect of anti-TNF and conventional synthetic disease-modifying anti-rheumatic drug treatment on work disability and clinical outcome in a multicentre observational cohort study of psoriatic arthritis

Tillett, W., Shaddick, G., Jobling, A., Askari, A., Cooper, A., Creamer, P., Clunie, G., Helliwell, P. S., James, J., Kay, L., Korendowych, E., Lane, S., Packham, J., Shaban, R., Thomas, M. L., Williamson, L. & McHugh, N., 1 Apr 2017, In : Rheumatology. 56, 4, p. 603-612

Research output: Contribution to journalArticle

Open Access
File
6 Citations (Scopus)
171 Downloads (Pure)
2016

Report of the GRAPPA-OMERACT Psoriatic Arthritis Working Group from the GRAPPA 2015 Annual Meeting

Orbai, A-M., Mease, P. J., de Wit, M., Kalyoncu, U., Campbell, W., Tillett, W., Eder, L., Elmamoun, M., FitzGerald, O., Gladman, D. D., Goel, N., Gossec, L., Lindsay, C. A., Steinkoenig, I., Helliwell, P. S., McHugh, N. J., Strand, V. & Ogdie, A., May 2016, In : The Journal of Rheumatology. 43, 5, p. 965-969 5 p.

Research output: Contribution to journalArticle

Open Access
File
18 Citations (Scopus)
132 Downloads (Pure)
2019

A Threshold of Meaning for Work Disability Improvement in Psoriatic Arthritis Measured by the Work Productivity and Activity Impairment Questionnaire

Tillett, W., Lin, C-Y., Zbrozek, A., Sprabery, A. T. & Birt, J., 1 Sep 2019, In : Rheumatology and therapy. 6, 3, p. 379-391 13 p.

Research output: Contribution to journalArticle

Open Access

The GRAPPA-OMERACT Psoriatic Arthritis Working Group at the 2018 Annual Meeting: Report and Plan for Completing the Core Outcome Measurement Set

Leung, Y. Y., Orbai, A-M., Ogdie, A., Coates, L. C., de Wit, M., Eder, L., Gladman, D. D., Goel, N., Mease, P. J., Strand, V., FitzGerald, O. & Tillett, W., 1 Jun 2019, In : The Journal of rheumatology. Supplement. 95, p. 33-37 5 p.

Research output: Contribution to journalArticle

Open Access
File

RELATIVE IMPACT OF JOINT AND SKIN SYMPTOMS ON QUALITY OF LIFE AND WORK PRODUCTIVITY IN PSORIATIC ARTHRITIS (PSA) PATIENTS

Tillett, W., Merola, J. F., Thaçi, D., Booth, N., Lobosco, S., Milligan, G., Hufford, M., Birt, J., Boehncke, W-H. & Holdsworth, E., 27 Jun 2019, In : Annals of the Rheumatic Diseases. 78, Suppl 2, 2 p., AB0783.

Research output: Contribution to journalMeeting abstract

2020

Clinical trial discrimination of physical function instruments for psoriatic arthritis: A systematic review

Leung, Y. Y., Holland, R., Mathew, A. J., Lindsay, C., Goel, N., Ogdie, A., Orbai, A. M., Hojgaard, P., Chau, J., Coates, L. C., Strand, V., Gladman, D. D., Christensen, R., Tillett, W. & Mease, P., 1 Oct 2020, In : Seminars in Arthritis and Rheumatism. 50, 5, p. 1158-1181 24 p.

Research output: Contribution to journalArticle

Evaluation of a patient self-stratification methodology to identify those in need of shielding during COVID-19

Reilly, E., Skeoch, S., Hardcastle, S., Pauling, J. D., Rowe, M., Ahmed, T., Allard, A., Boyce, B., Korendowych, E., Lapraik, C., Tillett, W. & Sengupta, R., 11 Sep 2020, In : Clinical Medicine.

Research output: Contribution to journalArticle

To lump or split when assessing psoriatic arthritis - not mutually exclusive?

Tillett, W. & Helliwell, P. S., 1 Mar 2020, In : Journal of Rheumatology. 47, 3, p. 307-309 3 p.

Research output: Contribution to journalEditorial

Open Access

OP0050 ADALIMUMAB INTRODUCTION VERSUS METHOTREXATE DOSE ESCALATION IN PATIENTS WITH INADEQUATELY CONTROLLED PSORIATIC ARTHRITIS: RESULTS FROM RANDOMIZED PHASE 4 CONTROL STUDY

Coates, LC., Tillett, W., D’agostino, MA., Rahman, P., Behrens, F., Conaghan, PG., Mcdearmon-Blondell, E., Bu, X., Chen, L. & Kapoor, M., 1 May 2020, BMJ Publishing Group Ltd.

Research output: Other contribution

AB0819 FLARES AMONG PATIENTS WITH PSORIATIC ARTHRITIS (PsA)-FREQUENCY AND IMPACT ON PATIENT OUTCOMES: REAL-WORLD SURVEY IN THE US AND EUROPE

Orbai, AM., Tillett, W., Grieb, S., Peterson, S., Holdsworth, E., Meakin, S., Wirta, S. B., Chakravarty, SD. & Gossec, L., 1 May 2020, BMJ Publishing Group Ltd.

Research output: Other contribution

P265 Burden of psoriatic nail disease and response to biologic therapy in a PsA cohort

Nair, P., Anthony, A., Lovell, C., Korendowych, E., Cavill, C., McHugh, N. & Tillett, W., 20 Apr 2020, In : Rheumatology. 59, Supplement2, keaa111-258.

Research output: Contribution to journalMeeting abstract