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Why at least 100 events for prediction model development and validation?

Why at least 100 events for prediction model development and validation?
bmj.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from bmj.com Daily Mail and Mail on Sunday newspapers.

Lond englHouwelingenh metaVan calsterDear editorNet benefitCan machine learningReliable whenOnly oneFurther applicationsClinical usefulnessPrediction models with survival outcomesPractical guidanceCox proportional hazardsAnn intern

Hypoxia visualized by endoscopy as an indicator for assessing bowel urgency and ulcerative colitis disease activity

Hypoxia visualized by endoscopy as an indicator for assessing bowel urgency and ulcerative colitis disease activity
medicalxpress.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from medicalxpress.com Daily Mail and Mail on Sunday newspapers.

Shintaro akiyamaUniversity of tsukubaGastrointestinal endoscopyClinical usefulnessHypoxia imaging colonoscopyObjective measurementUlcerative colitis disease activity

What 3 surgeons want to see done differently in the spine, orthopedic surgery industries

Three surgeons discuss what they would like to see done differently in the spine and orthopedic industries, including more surgeons involved in healthcare policies.

United statesLos angelesNew yorkJonathan vigdorchikRajiv sethiSean rajaeeMason seattleSinai medical center los angelesKnee center at cedarsOutpatient hipKnee centerCedars sinai medical centerMedical directorVirginia masonSpecial surgeryNew york city