Tanner Smith, Kar Hau Chong, Penny Cross, Maybelline Ipil, Pranson Eliou, Rachel Novotny, Anthony D Okely
Prevalence and socio-demographic distributions of meeting RMI Guidelines for Healthy Living among elementary school children in Majuro, Republic of Marshall Islands: a cross-sectional population-based survey
The Lancet regional health. Western Pacific
develop deep learning approach enables ultralowdose 1 standard clinical dosage 3 mbqkg ultrafast wholebody pet reconstruction cancer imaging health insurance portability accountability actcompliant study serial fluorine 18labeled fluorodeoxyglucose petmri scans pediatric patients lymphoma retrospectively collected two crosscontinental medical centers july 2015 march 2020 global similarity baseline followup scans used develop maskedlmctrans longitudinal multimodality coattentional convolutional neural network cnn transformer provides interaction joint reasoning serial petmri scans patient image quality reconstructed ultralowdose pet evaluated comparison simulated standard 1 pet image performance maskedlmctrans compared cnns pure convolution operations classic unet family effect different cnn encoders feature representation assessed statistical differences structural similarity index measure ssim peak signaltonoise ratio psnr visual information fidelity vif assessed twosample testing wilcoxon signed rank test study included 21 patients mean age 15 years 7 sd 12 female primary cohort 10 patients mean age 13 years 4 six female external test cohort maskedlmctransreconstructed followup pet images demonstrated significantly less noise detailed structure compared simulated 1 extremely ultralowdose pet images ssim psnr vif significantly higher maskedlmctransreconstructed pet p 001 improvements 158 234 186 respectively maskedlmctrans achieved high image quality reconstruction 1 lowdose wholebody pet imageskeywords pediatrics pet convolutional neural network cnn dose reduction supplemental material available article rsna 2023