Daiki Yokokawa, Kazutaka Noda, Yasutaka Yanagita, Takanori Uehara, Yoshiyuki Ohira, Kiyoshi Shikino, Tomoko Tsukamoto, Masatomi Ikusaka
Validating the representation of distance between infarct diseases using word embedding
BMC medical informatics and decision making
increasing use ct examinations led concerns possible negative cognitive effects children objective study examine ionizing radiation dose ct head scan age 616 years affects academic performance high school eligibility end compulsory school total 832 children 535 boys 297 girls previous trial ct head scan randomized patients presenting mild traumatic brain injury followed age inclusion 616 years mean 121 age follow 1518 years mean 160 time injury follow one week 10 years mean 39 participants radiation exposure status linked total grade score grades mathematics swedish language eligibility high school end compulsory school previously measured gosescore mothers education level chisquare test students ttest factorial logistics used analyze data although estimates school grades high school eligibility generally higher unexposed results showed statistically significant differences exposed unexposed participants aforementioned variables effect high school eligibility school grades ct head scan age 616 years small detected study 800 patients half randomly assigned ct head scan exposure