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  1. 2401
    “…Histological and histomorphometric analyses were performed to determine the FBR, calculated as [the sum of areas of newly formed bone in lateral and central regions of interest (ROIs)]/area of the original defect, as well as the Ost and the CD (Ost/mm(2)) in each ROI of both groups (A and B). …”
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    The effect of nano-hydroxyapatite/chitosan scaffolds on rat calvarial defects for bone regeneration
  2. 2402
    “…Two regions of interest (ROIs) including the peritoneal area and the primary tumor were independently delineated. …”
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    Dual-Energy Computed Tomography-Based Radiomics to Predict Peritoneal Metastasis in Gastric Cancer
  3. 2403
    “…In addition, region of interest (ROI) based analysis showed positive relationships between MMSE score and CVR in 26 out of 122 gray matter ROIs.…”
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    Relationship Between Cerebrovascular Reactivity and Cognition Among People With Risk of Cognitive Decline
  4. 2404
    “…Multiple tissue regions of interest (ROIs), from four pancreas tumors, one lung tumor, and a liver background, were extracted from digital imaging and communication in medicine (DICOM) CT exam files and were merged together to develop a multipurpose, circular radiomic phantom (18 cm diameter and 4 cm width). …”
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    Quality control of radiomic features using 3D-printed CT phantoms
  5. 2405
    “…Volumetric ADC histograms were created by placing regions of interest (ROIs) on the whole lesion. The relationships between the ADC parameters and Ki-67 were analysed using Spearman's correlation analysis. …”
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    Whole Volume Apparent Diffusion Coefficient (ADC) Histogram as a Quantitative Imaging Biomarker to Differentiate Breast Lesions: Correlation with the Ki-67 Proliferation Index
  6. 2406
    “…Phantoms were scanned with Siemens Somatom AS Open and 3.0-T Siemens Skyra scanners. Regions of interest (ROIs) were plotted and analyzed for CT and MRI at clinically relevant localizations. …”
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    Carbon fiber–reinforced PEEK versus titanium implants: an in vitro comparison of susceptibility artifacts in CT and MR imaging
  7. 2407
    “…Data were analyzed using colocalized ROIs in the liver. RESULTS: Linear regression analysis demonstrated high Pearson’s correlation and Lin’s concordance coefficient for the overall study and both sub-studies. …”
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    Reproducibility of liver R2* quantification for liver iron quantification from cardiac R2* acquisitions
  8. 2408
    “…A main effect of condition was revealed in terms of MI vividness, as well as regions of interest (ROIs) in certain brain areas associated with motor processing. …”
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    A method for using video presentation to increase the vividness and activity of cortical regions during motor imagery tasks
  9. 2409
    “…Additionally, we propose our CCA criteria for CTP test, which are based on ascertainment of cerebral blood flow (CBF) < 10 mL/100 g/min and cerebral blood volume < 1 mL/100 g in regions of interest (ROIs) localized in all brain regions. Based on our research results, CTA/CTP methods were implemented in Polish BD/DNC criteria. …”
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    Implementation of Computed Tomography Angiography (CTA) and Computed Tomography Perfusion (CTP) in Polish Guidelines for Determination of Cerebral Circulatory Arrest (CCA) during Brain Death/Death by Neurological Criteria (BD/DNC) Diagnosis Procedure
  10. 2410
    “…Liver stiffness was measured by placing the largest possible polygon ROIs on the four widest liver slices and calculated as a mean of stiffness values from each slice. …”
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    Postprandial hepatic stiffness changes on magnetic resonance elastography in healthy volunteers
  11. 2411
    “…Standardized uptake values (SUVs) were then calculated based on set regions of interest (ROIs). Experimental animals were euthanized after magnetic resonance imaging (MRI). …”
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    Molecular imaging of myogenic stem/progenitor cells with [(18)F]-FHBG PET/CT system in SCID mice model of post-infarction heart
  12. 2412
    “…The peak values of surface temperature in all ROIs were at AC and JAE and the lowest at 120 AE. …”
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    Changes in Body Surface Temperature Associated with High-Speed Treadmill Exercise in Beagle Dogs Measured by Infrared Thermography
  13. 2413
    “…The relationship between ITAQ scores and [(11)C]DASB BP(ND) values was examined using the region-of-interest (ROI)- and voxel-based analyses with relevant variables as covariates. …”
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    Association Between Lack of Insight and Prefrontal Serotonin Transporter Availability in Antipsychotic-Free Patients with Schizophrenia: A High-Resolution PET Study with [(11)C]DASB
  14. 2414
    “…Phantom results showed water CT numbers within ±5 HU, and image uniformity measured between peripheral and central ROIs to be within ±5 HU. For the UHR mode using a dedicated sharp kernel, the limiting in-plane spatial resolution was 40 line-pairs/cm, which corresponds to a 125 μm spatial resolution. …”
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    Full field-of-view, high-resolution, photon-counting detector CT: Technical assessment and initial patient experience
  15. 2415
    “…Patients from one hospital (n = 109) were used as the training group, and patients from the other hospital (n = 41) were used as the validation group. ROIs were drawn on 1.5 T MRI T1W enhancement images of the whole volume of the tumour obtained with a 3D slicer. …”
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    A Combined Nomogram Model to Predict Disease-free Survival in Triple-Negative Breast Cancer Patients With Neoadjuvant Chemotherapy
  16. 2416
    “…Regions of interests (ROIs) for enhancing lesions were segmented twice in each patient with glioblastoma (n = 7) to calculate DCE parameters (K(trans), V(p), and V(e)). …”
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    Assessing the reproducibility of high temporal and spatial resolution dynamic contrast-enhanced magnetic resonance imaging in patients with gliomas
  17. 2417
    “…A total of 12 muscles of the thigh and six muscles of the leg were assessed by the manual drawing of 18 regions of interest (ROIs), for each side. A group of 11 age-matched healthy controls (HCs) was enrolled for comparison. …”
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    Longitudinal Quantitative MRI Evaluation of Muscle Involvement in Amyotrophic Lateral Sclerosis
  18. 2418
    “…Fetal lungs were delineated as the region of interest (ROI), where radiomics features were designed and extracted. …”
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    Prenatal prediction of neonatal respiratory morbidity: a radiomics method based on imbalanced few-shot fetal lung ultrasound images
  19. 2419
    “…Acquisition time for T2 mapping sequences was approximately 6 minutes, and segmenting the ROI for each SIJ took approximately 3 minutes. The intrarater and inter‐rater ICCs were 0.67 and 0.46, respectively, indicating good to fair reliability. …”
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    Feasibility of T2 Mapping of the Sacroiliac Joints in Healthy Control Subjects and Children and Young Adults with Sacroiliitis
  20. 2420
    “…For each scan and for each group, the ROIs with eigenvector centrality (EC) values higher than the 95th percentile were considered the most central brain regions (“hubs”). …”
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    Binocular Integrated Visual Field Deficits Are Associated With Changes in Local Network Function in Primary Open-Angle Glaucoma: A Resting-State fMRI Study
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