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The consecutive impact of COVID-19 on thoracic surgical procedures in Japan: an analysis of data from the National Clinical Database
The current study was designed to analyze the impact of the COVID-19 pandemic on general thoracic surgeries in Japan.
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Article
Neutron capture cross section measurement of \(^{129}\) I and \(^{127}\) I using the NaI(Tl) spectrometer of the ANNRI beamline at J-PARC
The neutron capture cross sections of \(^{129}\) 129 ...
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Article
Open AccessExpression patterns of HNF4α, TTF-1, and SMARCA4 in lung adenocarcinomas: impacts on clinicopathological and genetic features
HNF4α expression and SMARCA4 loss were thought to be features of non-terminal respiratory unit (TRU)-type lung adenocarcinomas, but their relationships remained unclear.
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Open AccessClinical outcomes of left upper segmentectomy vs. lobectomy for early non-small-cell lung cancer: a nationwide database study in Japan
Given that left upper lobe and right upper and middle lobes share a similar anatomy, segmentectomy, such as upper division and lingulectomy, should yield identical oncological clearance to left upper lobectomy...
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Open AccessThoracic and cardiovascular surgeries in Japan during 2021
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Open AccessThoracic and cardiovascular surgeries in Japan during 2020
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Measurements of neutron total and capture cross sections of \(^{139}\) La and evaluation of resonance parameters
Neutron total and capture cross sections of Lanthanum(La)-139 were measured at the Accurate Ne-utron-Nucleus Reaction measurement Instrument (ANNRI) of the Materials and Life Science Experimental Facility (MLF...
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Postoperative cerebral infarction and arrhythmia after pulmonary lobectomy in Japan: a retrospective analysis of 77,060 cases in a national clinical database
To investigate the incidence of postoperative cerebral infarction after curative lobectomy, its association with the type of lobectomy, and how postoperative new-onset arrhythmia contributes to postoperative c...
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Open AccessThoracic and cardiovascular surgeries in Japan during 2019
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Article
Development of correction method for sample density effect on PGA
The accuracy of the prompt γ-ray analysis is known to degrade for the samples containing neutron-scattering materials, such as hydrogen, depending on its content. Recently, we discovered that the density of the s...
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Water contents in aggregates and cement pastes determined by gravimetric analysis and prompt γ-ray analysis
We determined the free + adsorbed water and the bound water in aggregates and cement pastes using conventional gravimetric analysis and prompt γ-ray analysis, respectively, to evaluate the total water content ...
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Open AccessThe prognostic impact of lung adenocarcinoma predominance classification relating to pathological factors in lobectomy, the Japanese Joint Committee of Lung Cancer Registry Database in 2010
We studied the prognosis and clinicopathological background of lung adenocarcinoma predominance among patients who underwent lobectomy using data from the Japanese Joint Committee of Lung Cancer Registry.
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Identification of first recorded ophichthid larvae of Ophichthus celebicus and O. macrochir (Anguilliformes; Ophichthidae) from Japan, based on morphometric and genetic evidence
Two types of ophichthid larvae collected from Japanese coastal waters around Kyushu and Shikoku were identified by DNA barcoding as Ophichthus celebicus (Bleeker 1856) and O. macrochir (Bleeker 1852). These two s...
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Open AccessEffect of sample density in prompt γ-ray analysis
A high-accuracy analytical method is broadly required to obtain reliable research results. Thus, prompt γ-ray analysis (PGA), one of the most accurate non-destructive analytical methods, has been employed in v...
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Article
No association between hospital volume and short-term outcomes of some common surgeries: a retrospective cohort study based on a Japanese nationwide database
Centralization of high-risk surgeries has become a widespread strategy. However, whether or not the hospital volume affects the outcomes of common surgeries remains unclear. This study explored the association...
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A risk model for prolonged air leak after lobectomy using the National Clinical Database in Japan
The objective of our study was to develop a clinical prediction model for prolonged air leak (PAL) after lobectomy for lung cancer using preoperative variables in a large patient dataset from the National Clin...
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Certified thoracic surgeons in Japan: a national database survey on risk-adjusted mortality associated with lung resection
We investigated the association between the number of certified general thoracic surgeons (GTSs) and the mortality after lung cancer surgery, based on the data from the National Clinical Database (NCD).
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Open AccessCan the Japanese National Clinical Database risk calculator predict long-term survival of patients who undergo palliative segmentectomy for primary lung cancer?
Selection criteria for palliative limited surgery in patients with non-small cell lung cancer (NSCLC) can vary by institution or surgeon. We retrospectively reviewed outcomes of poor-risk patients who underwen...
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Open AccessThoracic and cardiovascular surgeries in Japan during 2018
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Open AccessCurrent status of surgery for clinical stage IA lung cancer in Japan: analysis of the national clinical database
As the number of cases of early lung cancer in Japan grows, an analysis of the present status of surgical treatments for clinical stage IA lung cancer using a nationwide database with web-based data entry is w...
