The Incidence and Predictors of Infection in Psoriasis and Psoriatic Arthritis: Results from Longitudinal Observational Cohorts

REFERENCES

1. 1.↵
   1. Gelfand JM,
   2. Gladman DD,
   3. Mease PJ,
   4. Smith N,
   5. Margolis DJ,
   6. Nijsten T,
   7. et al.

   Epidemiology of psoriatic arthritis in the population of the United States. J Am Acad Dermatol 2005;53:573.

   OpenUrlPubMed
2. 2.↵
   1. Kurd SK,
   2. Gelfand JM

   . The prevalence of previously diagnosed and undiagnosed psoriasis in US adults: results from NHANES 2003–2004. J Am Acad Dermatol 2009;60:218–24.

   OpenUrlCrossRefPubMed
3. 3.↵
   1. Johnston A,
   2. Gudjonsson JE,
   3. Sigmundsdottir H,
   4. Ludviksson BR,
   5. Valdimarsson H

   . The anti-inflammatory action of methotrexate is not mediated by lymphocyte apoptosis, but by the suppression of activation and adhesion molecules. Clin Immunol 2005;114:154–63.

   OpenUrlCrossRefPubMed
4. 4.↵
   1. van der Veen MJ,
   2. van der Heide A,
   3. Kruize AA,
   4. Bijlsma JW

   . Infection rate and use of antibiotics in patients with rheumatoid arthritis treated with methotrexate. Ann Rheum Dis 1994;53:224–8.

   OpenUrlAbstract/FREE Full Text
5. 5.↵
   1. Boerbooms AM,
   2. Kerstens PJ,
   3. van Loenhout JW,
   4. Mulder J,
   5. van de Putte LB

   . Infections during low-dose methotrexate treatment in rheumatoid arthritis. Semin Arthritis Rheum 1995;24:411–21.

   OpenUrlCrossRefPubMed
6. 6.↵
   1. Atzeni F,
   2. Bendtzen K,
   3. Bobbio-Pallavicini F,
   4. Conti F,
   5. Cutolo M,
   6. Montecucco C,
   7. et al.

   Infections and treatment of patients with rheumatic diseases. Clin Exp Rheumatol 2008;26 Suppl 48:S67–73.

   OpenUrlPubMed
7. 7.↵
   1. Wolfe F,
   2. Caplan L,
   3. Michaud K

   . Treatment for rheumatoid arthritis and the risk of hospitalization for pneumonia: associations with prednisone, disease-modifying antirheumatic drugs, and anti-tumor necrosis factor therapy. Arthritis Rheum 2006;54:628–34.

   OpenUrlCrossRefPubMed
8. 8.↵
   1. Bongartz T,
   2. Sutton AJ,
   3. Sweeting MJ,
   4. Buchan I,
   5. Matteson EL,
   6. Montori V

   . Anti-TNF antibody therapy in rheumatoid arthritis and the risk of serious infections and malignancies: systematic review and meta-analysis of rare harmful effects in randomized controlled trials. JAMA 2006;295:2275–85.

   OpenUrlCrossRefPubMed
9. 9.↵
   1. Taylor W,
   2. Gladman D,
   3. Helliwell P,
   4. Marchesoni A,
   5. Mease P,
   6. Mielants H;
   7. CASPAR Study Group

   . Classification criteria for psoriatic arthritis: development of new criteria from a large international study. Arthritis Rheum 2006;54:2665–73.

   OpenUrlCrossRefPubMed
10. 10.↵
    1. Eder L,
    2. Chandran V,
    3. Shen H,
    4. Cook RJ,
    5. Shanmugarajah S,
    6. Rosen CF,
    7. et al.

    Incidence of arthritis in a prospective cohort of psoriasis patients. Arthritis Care Res 2011;63:619–22.

    OpenUrlCrossRef
11. 11.↵
    1. Rahman P,
    2. Gladman DD,
    3. Cook RJ,
    4. Zhou Y,
    5. Young G,
    6. Salonen D

    . Radiological assessment in psoriatic arthritis. Br J Rheumatol 1998;37:760–5.

    OpenUrlAbstract/FREE Full Text
12. 12.↵
    1. Groll D,
    2. To T,
    3. Bombardier C,
    4. Wright JG

    . The development of a comorbidity index with physical function as the outcome. J Clin Epidemiol 2005;58:595–602.

    OpenUrlCrossRefPubMed
13. 13.↵
    1. Wakkee M,
    2. de Vries E,
    3. van der Haak P,
    4. Nijsten T

    . Increased risk of infectious disease requiring hospitalization among patients with psoriasis: a population-based cohort. J Am Acad Dermatol 2011;65:1135–44.

    OpenUrlCrossRefPubMed
14. 14.↵
    1. Abuabara K,
    2. Azfar RS,
    3. Shin DB,
    4. Neimann AL,
    5. Troxel AB,
    6. Gelfand JM

    . Cause-specific mortality in patients with severe psoriasis: a population-based cohort study in the U.K. Br J Dermatol 2010;163:586–92.

    OpenUrlCrossRefPubMed
15. 15.↵
    1. Doran MF,
    2. Crowson CS,
    3. Pond GR,
    4. O’Fallon WM,
    5. Gabriel SE

    . Frequency of infection in patients with rheumatoid arthritis compared with controls: a population-based study. Arthritis Rheum 2002;46:2287–93.

    OpenUrlCrossRefPubMed
16. 16.↵
    1. Hernández-Cruz B,
    2. Cardiel MH,
    3. Villa AR,
    4. Alcocer-Varela J

    . Development, recurrence, and severity of infections in Mexican patients with rheumatoid arthritis. A nested case-control study. J Rheumatol 1998;25:1900–7.

    OpenUrlPubMed
17. 17.↵
    1. Kalb RE,
    2. Fiorentino DF,
    3. Lebwohl MG,
    4. Toole J,
    5. Poulin Y,
    6. Cohen AD,
    7. et al.

    Risk of serious infection with biologic and systemic treatment of psoriasis: results from the Psoriasis Longitudinal Assessment and Registry (PSOLAR). JAMA Dermatol 2015;151:961–9.

    OpenUrlCrossRefPubMed