scholarly journals Development and Validation of a Prognostic Prediction Model for Postoperative Ovarian Sex Cord-Stromal Tumor Patients

2020 ◽  
Vol 26 ◽  
Author(s):  
Danming You ◽  
Zuyu Zhang ◽  
Mingzhu Cao
Thorax ◽  
2021 ◽  
pp. thoraxjnl-2020-216001
Author(s):  
Juan Berenguer ◽  
Alberto M Borobia ◽  
Pablo Ryan ◽  
Jesús Rodríguez-Baño ◽  
Jose M Bellón ◽  
...  

ObjectiveTo develop and validate a prediction model of mortality in patients with COVID-19 attending hospital emergency rooms.DesignMultivariable prognostic prediction model.Setting127 Spanish hospitals.ParticipantsDerivation (DC) and external validation (VC) cohorts were obtained from multicentre and single-centre databases, including 4035 and 2126 patients with confirmed COVID-19, respectively.InterventionsPrognostic variables were identified using multivariable logistic regression.Main outcome measures30-day mortality.ResultsPatients’ characteristics in the DC and VC were median age 70 and 61 years, male sex 61.0% and 47.9%, median time from onset of symptoms to admission 5 and 8 days, and 30-day mortality 26.6% and 15.5%, respectively. Age, low age-adjusted saturation of oxygen, neutrophil-to-lymphocyte ratio, estimated glomerular filtration rate by the Chronic Kidney Disease Epidemiology Collaboration (CKD-EPI) equation, dyspnoea and sex were the strongest predictors of mortality. Calibration and discrimination were satisfactory with an area under the receiver operating characteristic curve with a 95% CI for prediction of 30-day mortality of 0.822 (0.806–0.837) in the DC and 0.845 (0.819–0.870) in the VC. A simplified score system ranging from 0 to 30 to predict 30-day mortality was also developed. The risk was considered to be low with 0–2 points (0%–2.1%), moderate with 3–5 (4.7%–6.3%), high with 6–8 (10.6%–19.5%) and very high with 9–30 (27.7%–100%).ConclusionsA simple prediction score, based on readily available clinical and laboratory data, provides a useful tool to predict 30-day mortality probability with a high degree of accuracy among hospitalised patients with COVID-19.


PLoS ONE ◽  
2019 ◽  
Vol 14 (11) ◽  
pp. e0225225 ◽  
Author(s):  
Valentina Iacuzzi ◽  
Bianca Posocco ◽  
Martina Zanchetta ◽  
Marcella Montico ◽  
Elena Marangon ◽  
...  

Author(s):  
Asli Muratli ◽  
Askin Eroglu ◽  
Aysen Terzi ◽  
Ugur Mungan ◽  
Mustafa Secil

2021 ◽  
Vol 24 ◽  
pp. 157-166
Author(s):  
Wilailuck Tuntayothin ◽  
Stephen John Kerr ◽  
Chanchana Boonyakrai ◽  
Suwasin Udomkarnjananun ◽  
Sumitra Chukaew ◽  
...  

1995 ◽  
Vol 154 (4) ◽  
pp. 1479-1479 ◽  
Author(s):  
Ross A. Rames ◽  
Mary Richardson ◽  
Frederick Swiger ◽  
Anthony Kaczmarek

2002 ◽  
Vol 44 (3) ◽  
pp. 330-332 ◽  
Author(s):  
Kenji Kurosawa ◽  
Keiko Fukutani ◽  
Mitsuo Masuno ◽  
Hiroshi Kawame ◽  
Yukikatsu Ochiai

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