Publications by authors named "O Soma"

Objectives: The objective of this study is to assess the trends in treatment selection for patients with de novo metastatic castration-sensitive prostate cancer in the era of upfront combination therapy.

Methods: This multicenter retrospective study included 595 patients treated with either upfront combination therapy (upfront novel hormonal therapies and taxane-based chemotherapy) or vintage therapy (androgen deprivation therapy with or without bicalutamide) between 2016 and 2021. High tumor burden metastatic disease was defined when a patient met the CHAARTED or LATITUDE criteria.

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Purpose: To evaluate the impact of severe acute kidney injury (AKI) on short-term mortality in patients with urosepsis.

Methods: This prospective cohort study evaluated 207 patients with urosepsis. AKI was diagnosed in accordance with the Kidney Disease Improving Global Outcomes criteria, and severe AKI was defined as stage 2 or 3 AKI.

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Purpose: We assessed the association between oral frailty risk and LUTS among middle-aged and older adults in a community-dwelling population.

Methods: This cross-sectional study was conducted among 586 subjects aged ≥ 40 years who participated in the Iwaki Health Promotion Project in Hirosaki, Japan. We used the International Prostate Symptom Score (IPSS) and the Overactive Bladder Symptom Score (OABSS) to assess LUTS.

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Objective: To elucidate the relationship between frailty and lower urinary tract symptoms (LUTS).

Methods: We longitudinally evaluated the temporal changes and the relationships between frailty and LUTS in 247 community-dwelling adults (45 years or older) at baseline and at a 5-year follow-up. We used the Fried phenotype (phenotype-based frailty), 5-item modified frailty index (5i-mFI; comorbidity-based frailty), and frailty discriminant score (comprehensive frailty assessment) to evaluate frailty.

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Background: The estimation of biological age is challenging in patients with cancers. We aimed to investigate frailty-based biological ages using frailty-discriminant scores (FDS) and examined the effect of biological-expected life age discrepancy on the prognosis of patients with urological cancers. Methods: We retrospectively evaluated frailty in 1035 patients having urological cancers.

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