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JaLCDOI 10.18926/AMO/68647
FullText URL 79_2_093.pdf
Author Tsuchie, Rina| Fukuda, Mari| Tsumura, Hideki| Kinuta, Minako| Hisamatsu, Takashi| Kanda, Hideyuki|
Abstract School teachers are subject to both physical and mental health problems. We examined cross-sectional relationships between work engagement and major health outcomes among junior and senior high school teachers in Japan via a nationwide survey in 2019-2020. A total of 3,160 respondents were included in the analyses (19.9% response rate). Work engagement was assessed with the Utrecht Work Engagement Scale-9 (UWES-9), and we thus divided the teachers into quartiles according to their UWES-9 scores. Based on validated questionnaires, we assessed insomnia, psychological distress, and neck pain as health outcomes. A binomial logistic regression adjusted for age, gender, school type, teacher’s roles, involvement in club activities, division of duties, employment status, and whether they lived with family demonstrated that the teachers with lower UWES-9 scores had higher burdens of insomnia, psychological distress, and neck pain (odds ratios [95% confidence intervals] in 4th vs. 1st quartile, 2.92 (2.34-3.65), 3.70 (2.81-4.88), and 2.12 (1.68-2.68), respectively; all trend p<0.001). There were no significant differences in these associations between full-time and part-time teachers. Our findings indicate that low work engagement may contribute to physical and mental health issues among junior and senior high school teachers, thus providing insights for preventing health problems in this profession.
Keywords work engagement school teachers insomnia psychological distress neck pain
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2025-04
Volume volume79
Issue issue2
Publisher Okayama University Medical School
Start Page 93
End Page 100
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders Copyright Ⓒ 2025 by Okayama University Medical School
File Version publisher
Refereed True
FullText URL fulltext.pdf
Author Yamane, Takahiro| Fujii, Masanori| Morita, Mizuki|
Keywords Disease screening Sleep apnea syndrome (SAS) Single-lead ECG Artificial intelligence Machine learning
Published Date 2025-04-11
Publication Title Sleep and Breathing
Volume volume29
Issue issue2
Publisher Springer Science and Business Media LLC
Start Page 156
ISSN 1520-9512
NCID AA11703981
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © The Author(s) 2025
File Version publisher
PubMed ID 40214940
DOI 10.1007/s11325-025-03316-0
Web of Science KeyUT 001463756600001
Related Url isVersionOf https://doi.org/10.1007/s11325-025-03316-0
FullText URL fulltext.pdf
Author Mukunoki, Hiroshi| Okoshi, Hirofumi|
Keywords free trade agreements managerial incentives rules of origin transfer pricing
Published Date 2025-01-28
Publication Title Review of International Economics
Publisher Wiley
ISSN 0965-7576
NCID AA10959196
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © 2025 The Author(s).
File Version publisher
DOI 10.1111/roie.12790
Web of Science KeyUT 001406893100001
Related Url isVersionOf https://doi.org/10.1111/roie.12790
FullText URL fulltext.pdf
Author Ueda, Masataka| Tetsunaga, Tomoko| Tetsunaga, Tomonori| Nishida, Keiichiro| Takatori, Ryo| Shitozawa, Hisakazu| Uotani, Koji| Shinohara, Kennsuke| Oda, Yoshiaki| Ozaki, Toshifumi|
Keywords AIS cognitive-behavioral therapy EQ5D HADS insomnia pain-liaison outpatient clinic sleep disorders
Published Date 2024-08-09
Publication Title Medicine
Volume volume103
Issue issue32
Publisher Lippincott, Williams & Wilkins
Start Page e39113
ISSN 0025-7974
NCID AA00728867
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © 2024 the Author(s).
File Version publisher
PubMed ID 39121265
DOI 10.1097/MD.0000000000039113
Web of Science KeyUT 001287977800045
Related Url isVersionOf https://doi.org/10.1097/MD.0000000000039113
FullText URL fulltext.pdf
Author Tokumoto, Kana| Mino, Takuya| Tosa, Ikue| Omori, Ko| Yamamoto, Michiyo| Takaoka, Kazuki| Maekawa, Kenji| Kuboki, Takuo| Kishimoto, Hiromitsu|
Keywords Parkinson's disease Older people Implant overdenture Nursing homes Implant-related troubles Peri-implantitis
Note The version of record of this article, first published in International Journal of Implant Dentistry, is available online at Publisher’s website: http://dx.doi.org/10.1186/s40729-024-00557-8|
Published Date 2024-07-29
Publication Title International Journal of Implant Dentistry
Volume volume10
Issue issue1
Publisher Springer
Start Page 37
ISSN 2198-4034
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © The Author(s) 2024.
File Version publisher
PubMed ID 39073725
DOI 10.1186/s40729-024-00557-8
Web of Science KeyUT 001279622000001
Related Url isVersionOf https://doi.org/10.1186/s40729-024-00557-8
JaLCDOI 10.18926/AMO/67201
FullText URL 78_3_259.pdf
Author Vural, Gonul| Demir, Esra| Gumusyayla, Sadiye| Eren, Funda| Barakli, Serdar| Neselioglu, Salim| Erel, Ozcan|
Abstract The aim of this study is to investigate the relationship of the lipid profile, dysfunctional high-density lipoprotein, ischaemia-modified albumin and thiol–disulfide homeostasis with cognitive impairment, fatigue and sleep disorders in patients with multiple sclerosis. The cognitive functions of patients were evaluated with the Brief International Cognitive Assessment for Multiple Sclerosis battery. Fatigue was evaluated with the Fatigue Severity Scale and the Fatigue Impact Scale. The Pittsburgh Sleep Quality Index and the Epworth Sleepiness Scale were used to assess patients’ sleep disturbance. Peripheral blood samples were collected, and lipid levels and myeloperoxidase and paraoxonase activity were measured. The myeloperoxidase/paraoxonase ratio, which indicates dysfunctional high-density lipoprotein, was calculated. Thiol–disulfide homeostasis and ischaemia-modified albumin were measured.
We did not identify any relationship between dysfunctional high-density lipoprotein and the physical disability, cognitive decline, fatigue and sleep problems of multiple sclerosis. Thiol–disulfide homeostasis was associated with cognitive scores. The shift of the balance towards disulfide was accompanied by a decrease in cognitive scores. On the other hand, we did not detect any relationship between fatigue and sleep disorders and thiol–disulfide homeostasis. Our findings revealed a possible correlation between cognitive dysfunction and thiol–disulfide homeostasis in multiple sclerosis patients.
Keywords multiple sclerosis dysfunctional HDL thiol–disulfide homeostasis cognitive decline
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2024-06
Volume volume78
Issue issue3
Publisher Okayama University Medical School
Start Page 259
End Page 270
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders Copyright Ⓒ 2024 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 38902214
Web of Science KeyUT 001267351000007
FullText URL K0007002_abstract_review.pdf K0007002_fulltext.pdf
Author SUNADA, Naruhiko|
Published Date 2024-03-25
Content Type Thesis or Dissertation
Grant Number 甲第7002号
Granted Date 2024-03-25
Thesis Type Doctor of Philosophy in Medical Science
Grantor 岡山大学
language English
Copyright Holders © 2022 by the authors.
FullText URL fulltext.pdf
Author Yoshii, Taishi| Saito, Aika| Yokosako, Tatsuya|
Keywords Drosophila Seasonal adaptation Photoperiod Oscillator Activity rhythm
Note The version of record of this article, first published in Journal of Comparative Physiology A, is available online at Publisher’s website: http://dx.doi.org/10.1007/s00359-023-01639-5|
Published Date 2023-05-23
Publication Title Journal of Comparative Physiology A
Publisher Springer Science and Business Media LLC
ISSN 0340-7594
NCID AA00695972
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © The Author(s) 2023
File Version publisher
PubMed ID 37217625
DOI 10.1007/s00359-023-01639-5
Web of Science KeyUT 000991306800001
Related Url isVersionOf https://doi.org/10.1007/s00359-023-01639-5
FullText URL fulltext.pdf
Author Mitsuhashi, Toshiharu|
Keywords COVID-19 Metabolic syndrome Healch check up Conditional average treatment effect CATE Public health Pandemic
Published Date 2024-04-05
Publication Title PeerJ
Volume volume12
Publisher PeerJ
Start Page e17013
ISSN 2167-8359
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © 2024 Mitsuhashi
File Version publisher
PubMed ID 38590703
DOI 10.7717/peerj.17013
Web of Science KeyUT 001203244800004
Related Url isVersionOf https://doi.org/10.7717/peerj.17013
FullText URL fulltext.pdf
Author Soejima, Yoshiaki| Iwata, Nahoko| Yamamoto, Koichiro| Suyama, Atsuhito| Nakano, Yasuhiro| Otsuka, Fumio|
Keywords bone morphogenetic protein (BMP) orexin catecholamine and adrenal
Published Date 2024-01-27
Publication Title International Journal of Molecular Sciences
Volume volume25
Issue issue3
Publisher MDPI
Start Page 1585
ISSN 1661-6596
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © 2024 by the authors.
File Version publisher
PubMed ID 38338864
DOI 10.3390/ijms25031585
Web of Science KeyUT 001160350600001
Related Url isVersionOf https://doi.org/10.3390/ijms25031585
FullText URL fulltext.pdf
Author Asada, Saori| Morita, Hiroshi| Mizuno, Tomofumi| Masuda, Takuro| Ueoka, Akira| Miyamoto, Masakazu| Kawada, Satoshi| Nakagawa, Koji| Nishii, Nobuhiro|
Keywords Brugada syndrome Implantable cardioverter-defibrillator Syncope Neurally mediated syncope Epilepsy Ventricular tachyarrhythmia
Published Date 2023-10
Publication Title Heart Rhythm O2
Volume volume4
Issue issue10
Publisher Elsevier
Start Page 641
End Page 649
ISSN 2666-5018
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © 2023 Heart Rhythm Society.
File Version publisher
PubMed ID 37936673
DOI 10.1016/j.hroo.2023.09.007
Web of Science KeyUT 001163451500001
Related Url isVersionOf https://doi.org/10.1016/j.hroo.2023.09.007
JaLCDOI 10.18926/AMO/66156
FullText URL 77_6_635.pdf
Author Ikeda, Tomohiro| Okamura, Kazunori| Hasegawa, Masaki| Tanaka, Satoshi| Kanai, Shusaku|
Abstract In the management of post-injury patients with activity limitations, methods to prevent musculoskeletal disorders and hasten recovery are important. This randomized controlled, single-blinded study was a preliminary investigation of the combined effect of nutritional support with neuromuscular electrical stimulation (NMES) on muscle strength and thickness. Healthy young adult males (median age, 21 years) were enrolled; each of their hands was randomly assigned to one of the following four groups: Placebo, Nutrition, NMES, and Nutrition + NMES. All participants received whey protein or placebo (3x/week for 6 weeks) and NMES training (3x/week for 6 weeks) on the abductor digiti minimi (ADM) muscle of either the left or right hand. ADM muscle strength and thickness were analyzed at baseline and at week 7. We analyzed 38 hands (9 Placebo, 10 Nutrition, 9 NMES, 10 Nutrition + NMES). There was significantly greater muscle strengthening in the Nutrition + NMES group compared to the Placebo group or the NMES group, but no significant difference in gain of muscle thickness. The combined intervention may be effective in improving muscle strength. Future clinical trials targeting various muscles after sports-related injuries are warranted.
Keywords whey protein electrical stimulation muscle strength healthy volunteers
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2023-12
Volume volume77
Issue issue6
Publisher Okayama University Medical School
Start Page 635
End Page 645
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders Copyright Ⓒ 2023 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 38145938
Web of Science KeyUT 001164631200009
JaLCDOI 10.18926/AMO/65970
FullText URL 77_5_479.pdf
Author Murata, Akiko| Matsumoto, Naomi| Miyaji, Chikara| Takao, Soshi| Yorifuji, Takashi|
Abstract For decades, the notion has persisted in developed countries that exclusive care by the mothers is best for the development of children up to 3 years of age. To examine the veracity of this “myth of the first three years” in Japan, we examined the effects of childcare facility use for children younger than 3 years on their development using the cohorts of the Longitudinal Survey of Newborns in the 21st Century conducted in Japan. Of the 47,015 respondents to the survey, we studied the children of 5,508 mothers with university/professional education to evaluate the relationships between primary early (< 2.5 years) childcare providers during weekday daytime hours and specific development indices for the ages of 2.5, 5.5, and 8 years. At the age of 2.5 and 5.5 years, children attending childcare facilities were judged as having more advanced developmental behaviors by their parents, such as being able to compose a two-word sentence (adjusted odds ratio [aOR]: 0.22) or to express emotions (aOR: 0.81), compared with those cared for by mothers. However, at the age of 8 years, children who attended childcare facilities as infants < 2.5 years showed more aggressive behavior in interrupting people (aOR: 1.20) and causing disturbances in public (aOR: 1.26) than those cared for by mothers (after adjustment for numerous child and parental factors). Although these results are generally consistent with previous studies, issues potentially involved with problem behavior such as quality of childcare require further investigation, as does the case of children of mothers with more modest educational attainment.
Keywords “myth of the first three years” childcare child development problem behavior educational attainment
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2023-10
Volume volume77
Issue issue5
Publisher Okayama University Medical School
Start Page 479
End Page 490
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders Copyright Ⓒ 2023 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 37899259
Web of Science KeyUT 001108661600005
FullText URL fulltext.pdf
Author Soejima, Yoshiaki| Iwata, Nahoko| Nishioka, Ran| Honda, Mako| Nakano, Yasuhiro| Yamamoto, Koichiro| Suyama, Atsuhito| Otsuka, Fumio|
Keywords bone morphogenetic protein (BMP) orexin steroidogenesis and adrenal
Published Date 2023-08-08
Publication Title International Journal of Molecular Sciences
Volume volume24
Issue issue16
Publisher MDPI
Start Page 12559
ISSN 1661-6596
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © 2023 by the authors.
File Version publisher
PubMed ID 37628739
DOI 10.3390/ijms241612559
Web of Science KeyUT 001056982200001
Related Url isVersionOf https://doi.org/10.3390/ijms241612559
JaLCDOI 10.18926/AMO/65750
FullText URL 77_4_395.pdf
Author Pavlovic, Marko| Babic, Dragan| Rastovic, Pejana| Arapovic, Jurica| Martinac, Marko| Jakovac, Sanja| Barbaric, Romana|
Abstract We investigated the relationship between serum tumor necrosis factor-alpha (TNF-α) levels and psychopathological symptoms, clinical and socio-demographic characteristics and antipsychotic therapy in individuals with schizophrenia. TNF-α levels were measured in 90 patients with schizophrenia and 90 healthy controls matched by age, gender, smoking status, and body mass index. The Positive and Negative Syndrome Scale (PANSS) was used to assess the severity of psychopathology in patients. No significant differences in TNF-α levels were detected between the patients and controls (p=0.736). TNF-α levels were not correlated with total, positive, negative, general, or composite PANSS scores (all p>0.05). A significant negative correlation was observed between TNF-α levels and the PANSS cognitive factor (ρ=−0.222, p=0.035). A hierarchical regression analysis identified the cognitive factor as a significant predictor of the TNF-α level (beta=−0.258, t=−2.257, p=0.027). There were no significant differences in TNF-α levels among patients treated with different types of antipsychotics (p=0.596). TNF-α levels correlated positively with the age of onset (ρ=0.233, p=0.027) and negatively with illness duration (ρ=−0.247, p=0.019) and antipsychotic treatment duration (ρ=−0.256, p=0.015). These results indicate that TNF-α may be involved in cognitive impairment in schizophrenia, and would be a potential clinical-state marker in schizophrenia.
Keywords tumor necrosis factor-alpha schizophrenia psychopathology immune system
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2023-08
Volume volume77
Issue issue4
Publisher Okayama University Medical School
Start Page 395
End Page 405
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders Copyright Ⓒ 2023 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 37635140
Web of Science KeyUT 001163659800010
FullText URL fulltext.pdf
Author Imura, Issei| Gotoh, Yusuke| Sakai, Koji| Ohara, Yu| Tazoe, Jun| Miura, Hiroshi| Hirota, Tatsuya| Uchiyama, Akira| Nomura, Yoshinari|
Keywords heart rate variability LF/HF Society 5.0 stress wearable sensor devices working style
Published Date 2022-08-02
Publication Title Sensors and Materials
Volume volume34
Issue issue8
Publisher MYU K.K.
Start Page 2955
End Page 2971
ISSN 0914-4935
NCID AA10790969
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © MYU K.K.
File Version publisher
DOI 10.18494/sam3908
Web of Science KeyUT 000835430600001
Related Url isVersionOf https://doi.org/10.18494/SAM3908
FullText URL fulltext.pdf
Author Toyama, Naoki| Ekuni, Daisuke| Fukuhara, Daiki| Sawada, Nanami| Yamashita, Miho| Komiyama, Momoe| Nagahama, Takahiko| Morita, Manabu|
Keywords sleep bruxism dietary fiber electromyography young adult biostatistics nutrition assessment
Published Date 2023-03-31
Publication Title Journal of Clinical Medicine
Volume volume12
Issue issue7
Publisher MDPI
Start Page 2623
ISSN 2077-0383
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © 2023 by the authors.
File Version publisher
PubMed ID 37048706
DOI 10.3390/jcm12072623
Web of Science KeyUT 000968798300001
Related Url isVersionOf https://doi.org/10.3390/jcm12072623
FullText URL fulltext.pdf
Author Sunada, Naruhiko| Nakano, Yasuhiro| Otsuka, Yuki| Tokumasu, Kazuki| Honda, Hiroyuki| Sakurada, Yasue| Matsuda, Yui| Hasegawa, Toru| Omura, Daisuke| Ochi, Kanako| Hagiya, Hideharu| Ueda, Keigo| Kataoka, Hitomi| Otsuka, Fumio|
Keywords insomnia myalgic encephalomyelitis chronic fatigue long COVID Omicron variant post COVID-19 condition
Published Date 2022-12-09
Publication Title Journal Of Clinical Medicine
Volume volume11
Issue issue24
Publisher MDPI
Start Page 7332
ISSN 2077-0383
Content Type Journal Article
language English
OAI-PMH Set 岡山大学
Copyright Holders © 2022 by the authors.
File Version publisher
PubMed ID 36555948
DOI 10.3390/jcm11247332
Web of Science KeyUT 000901154300001
Related Url isVersionOf https://doi.org/10.3390/jcm11247332
JaLCDOI 10.18926/AMO/64123
FullText URL 76_6_723.pdf
Author Zhang, Quan| Yang, Lixia| Wan, Guozhen| Zhang, Xiaoqiang| Wang, Ying| Zhao, Guannan|
Abstract The diagnostic value of microRNA-377 (miR-377) in patients with acute coronary syndrome (ACS) and explored miR-377’s potential mechanisms. We performed an qRT-PCR to assess serum miR-377 levels in ACS patients and coronary artery ligation rat models. The diagnostic value of miR-377 was evaluated by determining the ROC curve. An ELISA assay was conducted to detect the model rat endothelial damage markers von Willebrand factor (vWF) and heart-type fatty acid binding protein (H-FABP), and proinflammatory cytokines TNF-α, IL-6, and IL-1β. The serum miR-377 level was elevated in the ACS patients and significantly increased in the ACS rats. MiR-377 has a high diagnostic value in ACS patients, with a 0.844 ROC, 76.47% specificity, and 87.10% sensitivity. MiR-377 was positively correlated with the expressions of vWF, H-FABP, cTnI, TNF-α, IL-6, and IL-1β. In ACS rats, reducing the expression of miR-377 significantly inhibited the increases in vWF, H-FABP, TNF-α, IL-6, and IL-1β. An elevated miR-377 level can be used as a diagnostic marker in patients with ACS. A reduction of miR-377 may alleviate ACS by improving myocardial damage such as endothelial injury and the inflammatory response.
Keywords microRNA-377 acute coronary syndrome diagnosis endothelial injury inflammatory
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2022-12
Volume volume76
Issue issue6
Publisher Okayama University Medical School
Start Page 723
End Page 730
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders Copyright Ⓒ 2022 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 36549775
Web of Science KeyUT 000905195100013
JaLCDOI 10.18926/AMO/64111
FullText URL 76_6_617.pdf
Author Kobayashi, Katsuhiro| Shibata, Takashi| Tsuchiya, Hiroki| Akiyama, Tomoyuki|
Abstract We developed an artificial intelligence (AI) technique to identify epileptic discharges (spikes) in pediatric scalp electroencephalograms (EEGs). We built a convolutional neural network (CNN) model to automatically classify steep potential images into spikes and background activity. For the CNN model’ training and validation, we examined 100 children with spikes in EEGs and another 100 without spikes. A different group of 20 children with spikes and 20 without spikes were the actual test subjects. All subjects were ≥ 3 to < 18 years old. The accuracy, sensitivity, and specificity of the analysis were >0.97 when referential and combination EEG montages were used, and < 0.97 with a bipolar montage. The correct classification of background activity in individual patients was significantly better with a referential montage than with a bipolar montage (p=0.0107). Receiver operating characteristic curves yielded an area under the curve > 0.99, indicating high performance of the classification method. EEG patterns that interfered with correct classification included vertex sharp transients, sleep spindles, alpha rhythm, and low-amplitude ill-formed spikes in a run. Our results demonstrate that AI is a promising tool for automatically interpreting pediatric EEGs. Some avenues for improving the technique were also indicated by our findings.
Keywords neural network deep learning electroencephalogram children spike
Amo Type Original Article
Publication Title Acta Medica Okayama
Published Date 2022-12
Volume volume76
Issue issue6
Publisher Okayama University Medical School
Start Page 617
End Page 624
ISSN 0386-300X
NCID AA00508441
Content Type Journal Article
language English
Copyright Holders Copyright Ⓒ 2022 by Okayama University Medical School
File Version publisher
Refereed True
PubMed ID 36549763
Web of Science KeyUT 000905195100001