Common Shrinkage Formula for Prediction Models Is Biased, Simulation Study Finds
A large simulation study shows the heuristic shrinkage factor commonly used to correct overfitting in logistic regression prediction models is ...
Tag: logistic regression
Internet use linked to modest rise in modern contraceptive uptake among Rwandan women
A cross-sectional analysis of the 2019–2020 Rwanda DHS found internet users had about 16 percent higher adjusted odds of modern ...
Marriage, schooling and poverty shape teen births in Mozambique, survey finds
A cross-sectional analysis of Mozambique's 2022–2023 Demographic and Health Survey finds that marriage, larger households, limited utility access and lower ...
Inflammation marker shows U-shaped link to medication use in acute depression
A retrospective cross-sectional study of 492 acute-phase depression inpatients reports a U-shaped association between serum hs-CRP levels and current psychiatric ...
Higher Preoperative Pain Predicts Meaningful Function Gains One Year After Hip Replacement
A prospective cohort study of older adults in a Latin American public healthcare system found that higher preoperative pain intensity ...
Blood Test Model Built with Machine Learning Distinguishes First-Episode Schizophrenia from Healthy Controls
A retrospective case-control study from a single Chinese hospital built an internally validated machine learning model using six routine blood ...
Cholesterol Ratio Linked to Prediabetes in 113,795-Person Qatar Study
A cross-sectional study of 113,795 adults in Qatar found that a higher uric acid-to-HDL cholesterol ratio was independently associated with ...
Normal Thyroid Hormone Levels Linked to Higher Sperm Counts in German Fertility Clinic Study
A retrospective study of 346 men at a German fertility clinic found that normal TSH levels were associated with significantly ...
Blood transfusion linked to higher clot risk after bladder cancer surgery
A study of 520 radical cystectomy patients found that perioperative blood transfusion was an independent predictor of venous thromboembolism within ...
Running habits linked to knee status in recreational runners, cross-sectional study finds
A cross-sectional study of 423 recreational runners in Changsha links weekly running frequency, warm-up habits, full-marathon participation, prior knee or ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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