000 02878cam a2200337 4500500
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041 _afre
042 _adc
100 1 0 _aChen, Zerong
_eauthor
700 1 0 _a Wang, Yiyi
_eauthor
700 1 0 _a Lan, Xiaomeng
_eauthor
700 1 0 _a Yang, Min
_eauthor
700 1 0 _a Ding, Li
_eauthor
700 1 0 _a Li, Gaojie
_eauthor
700 1 0 _a Hong, Peizhen
_eauthor
700 1 0 _a Bai, Yinling
_eauthor
700 1 0 _a Liu, Yi
_eauthor
700 1 0 _a Li, Wei
_eauthor
245 0 0 _aNomogram for accurate and quantitative prediction of the risk of psoriatic arthritis in Chinese adult patients with moderate and severe plaque psoriasis
260 _c2021.
500 _a83
520 _aBackground: Psoriatic arthritis (PsA) is an inflammatory form of arthritis that appears approximately 7-10 years after psoriasis and remains undiagnosed in most of patients. Currently, only a few quantitative and succinct PsA-risk prediction models are available. Objectives: The aim of this study was to establish and validate a prediction model for quantitatively assessing the risk of PsA in moderate and severe plaque psoriasis patients. Materials & Methods: A non-interventional and cross-sectional study was conducted. Demographic, clinical, and laboratory records were collected and blindly reviewed. Logistic regression was used to develop this prediction model. With C-index and calibration curve, internal validation was performed. Five-fold cross validation, external validation and decision curve analysis (DCA) were also applied to assess this model. Results: Among 405 patients, 111 patients had PsA. Arthralgia (OR = 39.346; 95% CI: 20.139-82.579), C-reactive protein (OR = 2.008; 95% CI: 1.051-3.838), lymphocyte level (OR = 0.341; 95% CI: 0.177-0.621), hypertension (OR = 0.235; 95% CI: 0.077-0.660) and disease duration (OR = 1.033; 95% CI: 0.998-1.071) were identified as potential predictors affecting the risk of transition from moderate and severe PsO to PsA. C-index for the prediction nomogram was 0.911 (95% CI: 0.879-0.943), and was confirmed to be 0.905 through 1000-time bootstrapping internal validation. Cross validation and external validation were preformed and proved the accuracy and generalizability of this prediction model. Conclusion: This study establishes a quantitative predictive nomogram with good predictive power for assessing the risk of PsA in patients with moderate and severe PsO.
690 _apsoriasis
690 _aprediction model
690 _aplaque psoriasis (PsO)
690 _anomogram
690 _arisk
690 _apsoriatic arthritis (PsA)
786 0 _nEuropean Journal of Dermatology | 31 | 4 | 2021-07-01 | p. 499-507 | 1167-1122
856 4 1 _uhttps://shs.cairn.info/revue-european-journal-of-dermatology-2021-4-page-499?lang=en&redirect-ssocas=7080
999 _c603614
_d603614