F Reuter, B Audoin, A Rico, I Malikova, J-P Ranjeva, J Pelletier
[Cognitive impairment]
Revue neurologique
keloids lesions characterized growth dense fibrous tissue extending beyond original wound boundaries research natural history keloids potential differences sociodemographic factors usa limited realworld retrospective cohort study aimed characterize population patients keloids compared matched dermatology general cohorts patients 2 international classification diseases codes keloid 30 days apart confirmed keloid diagnosis clinical notes enrolled om1 realworld data cloud 1 january 2013 18 march 2022 age sexmatched 111 patients without keloids visited dermatologists dermatology cohort general cohort results presented using descriptive statistics analysis stratified cohort race ethnicity household income education overall 24453 patients keloids matched 23936 dermatology 24088 general patients numerically higher proportion patients keloids asian black among available data patients keloids 677 1 keloid lesion 683 keloids sized 05 3 cm black patients tended larger keloids asian black patients frequently 1 keloid white patients 306 vs 325 vs 205 among patients keloids available data 564 major keloid severity major severity frequent black patients progression significantly associated race ethnicity income education level 29 25 20 dermatology keloid general cohorts highest income bracket us75000 proportion patients income federal poverty line us22000 patterns education level similar across cohorts large population patients usa keloids identified characterized using structuredunstructured sources numerically higher proportion patients keloids nonwhite black patients larger severe keloids diagnosis