20 research outputs found

    Elective cesarean section as a woman’s choice: a narrative literature review

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    The natural childbirth is the most indicated way of birth, while the cesarean section (C-section) is an intervening procedure that includes risks and is addressed to women with serious medical contraindications for natural birth. However, there has been a rapid increase in C-section deliveries in recent years. At the same time, there has been a tendency of the couples to choose a C-section without medical evidence. The purpose of the present review is the exploration of the motivation and the factors that urge the new mothers to choose a C-section while there is no medical evidence. In many studies researchers correlate the C-section choice with the increased use of biomedical engineering, the medical malpractice, and the increased concerns of health professionals for possible complications along with the previous delivery experience. A woman chooses the way of delivery under not only external but also internal factors such as personality, beliefs related to the baby’s and her security, the previous traumatic delivery experiences, the preexisting psychological problems and the delivery phobia. The C-section is a way of delivery with certain indications and many times is the only way in order the delivery to be safe for both the mother and the baby. It is very important for the health professionals, in cases where the medical evidence allows the choice, to clarify all the consequences, both positive and negative that could accompany each choice, so that the procedure of the final decision to be made in the best possible way for the benefit of the mother and the baby

    Large-Scale Atmospheric Circulation Favoring Deep- and Intermediate-Water Formation in the Mediterranean Sea

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    Atmospheric circulation patterns that are conducive to extreme ocean heat loss are investigated at four sites of special interest in the Mediterranean Sea. The Gulf of Lions, the South Adriatic Sea, the Cretan Sea, and the Levantine Sea are areas where anomalously high winter heat loss may lead to deep- or intermediate-water formation. At each of the above sites, the atmospheric circulation during such events is derived by averaging the sea level pressure (SLP) fields during the lower decile of the wintertime series of the net heat exchange. A relatively simple SLP pattern dominated by an anticyclone over northwestern Europe with a weaker cyclone to the southeast is found to be associated with strong heat loss in the selected sites with minor variations in pattern structure depending on the site. The SLP composite pattern reflects the combined effect of different atmospheric modes of variability and the authors consider the impacts on heat loss of a number of these modes (North Atlantic Oscillation, east Atlantic pattern, east Atlantic–west Russia pattern, and Scandinavian pattern), together with the North Sea–Caspian pattern and the Mediterranean index. The extremes in heat loss are strongly connected with the intensity and the positions of the poles of these patterns that modulate, through the necessary SLP gradient and associated northerlies, the transfer of cold and dry air over the areas of dense-water formation. Analysis of air–sea temperature difference, specific humidity, and evaporation anomalies indicates that the extremes of the net heat fluxes are primarily due to the latent and sensible heat flux components

    Long-Term Shoreline Displacements and Coastal Morphodynamic Pattern of North Rhodes Island, Greece

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    Shoreline evolution and seabed morphology changes depend on coastal geomorphology as well as hydrodynamics of the nearshore region. Τhis study investigates the morphological evolution of the northernmost headland of Rhodes Island, Greece, using a method that combines historical shoreline evolution analysis and numerical modelling of coastal processes. The satellite and aerial imagery analysis under a GIS platform reveals that, since 1982, the overall surface area of the backshore has slightly increased, though in shorter period times, large variations have been identified. The part of the beach that is most prone to extreme changes is the spit-like formation at the tip of the headland. Wind-generated waves and induced currents are the main forcing factors that affect the shape and orientation of the spit-like beach. This spit-like morphology changes seasonally due to variations in the dominant wave regime. West sector waves cause sediment deposition at the eastern sector of the spit-like formation, whereas strong southeast wave events during the winter favor accretion at the west sector, inducing an asymmetrical shape. Thus, the analysis results indicate an annual balance in sediment transport

    Bevacizumab increases the incidence of cardiovascular events in patients with metastatic breast or colorectal cancer

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    Introduction: The effect of systemic administration of bevacizumab in cancer patients over a 5-year period after the beginning of chemotherapy treatment and comparison with a control group. Methods: The study population consists of adult patients with metastatic breast or colorectal cancer who had not previously received antineoplasmatic treatment. Patients were stratified into two groups according to treatment: one group was treated with conventional chemotherapy plus bevacizumab and the other group was treated with conventional chemotherapy alone. The two groups did not differ in their cardiovascular history or demographic characteristics. Results: Fatal outcomes were more frequent in the bevacizumab group in total as well as in different periods of follow up. However, a statistically significant difference was noted at 12 months (P-value 0.007) for new deaths and at 24 (p-value 0.001) and 60 months (p-value 0.004) for all deaths. Moreover, patients who experienced a cardiovascular or thromboembolic event belonged exclusively to the bevacizumab group. At the 5-year follow-up, five patients in the bevacizumab group developed coronary artery disease (19.23%), four experienced an acute myocardial infarction (14.81%) and five patients suffered from a thromboembolic event (17.86%). Conclusions: The addition of bevacizumab to conventional chemotherapy for metastatic breast or colorectal cancer increases the incidence of cardiovascular events, which is mainly due to the increased prevalence of myocardial infarction and thromboembolic events

    Cross-Comparison of the “BathySent” Coastal Bathymetry to Sonar Measurements and Ratio Model Technique: Pilot Sites in the Aegean Sea (Greece)

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    The proposed novel “BathySent” approach for coastal bathymetric mapping, using the Copernicus Sentinel-2 mission, as well as the assessment and specification of the uncertainties of the derived depth results, are the objectives of this research effort. For this reason, Sentinel-2 bathymetry retrieval results for three different pilot sites in Greece (islands of Kos, Kasos, and Crete) were compared with ground-truth data. These data comprised high-resolution swath bathymetry measurements, single-beam echosounder measurements at very shallow waters (1–10 m), and the EMODnet DTM 2018 release. The synthetic tests showed that the “BathySent” approach could restitute bathymetry in the range of 5–14 m depth, showing a standard deviation of 2 m with respect to the sonar-based bathymetry. In addition, a comparison with the “ratio model” multispectral technique was performed. The absolute differences between conventional Earth Observation-based bathymetry retrieval approaches (i.e., linear ratio model) and the suggested innovative solution, using the Sentinel-2 data, were mainly lower than 2 m. According to the outcome evaluation, both models were considered to provide results that are more reliable within the depth zone of 5–25 m. The “ratio model” technique exhibits a saturation at ~25 m depth and demands ground calibration. Though, the “BathySent” method provides bathymetric data at a lower spatial resolution compared to the “ratio model” technique; however, it does not require in situ calibration and can also perform reliably deeper than 25 m

    Associations between Physical Activity and Health-Related Quality of Life among Community-Dwelling Older Adults: A Cross-Sectional Study in Urban Greece

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    Physical activity is an important factor in achieving healthy aging, offering older persons multiple benefits in terms of maintaining and improving their health and wellbeing. The aim of this study was to investigate the effect of physical activity on the quality of life of older adults. A cross-sectional study was conducted from February to May 2022, using the Short-Form Health Survey (SF-36) and the International Physical Activity Questionnaire (IPAQ). A total of 124 people aged 65 and over participated in the survey. The average age of the participants was 71.6 years, and 62.1% were women. Participants showed a moderate quality of life with regard to the physical health dimension (mean score 52.4) and a higher quality of life with regard to the mental health dimension (mean score 63.1) compared to the expected values of the population. Low levels of physical activity were recorded among older adults, reaching a rate of 83.9%. A moderate or high level of physical activity has been found to contribute to a better physical functioning (p = 0.03), vitality (p = 0.02) and general health (p = 0.01). Finally, comorbidity had a negative impact on physical activity (p = 0.03) and quality of life regarding mental and physical health in older adults. The study showed very low levels of physical activity in older Greek adults. The management of this problem, which was intensified during the COVID-19 pandemic, should be a high priority in public health programs focusing on healthy aging, as physical activity affects and promotes many of the basic aspects of quality of life

    Bevacizumab increases the incidence of cardiovascular events in patients with metastatic breast or colorectal cancer

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    Introduction: The effect of systemic administration of bevacizumab in cancer patients over a 5-year period after the beginning of chemotherapy treatment and comparison with a control group. Methods: The study population consists of adult patients with metastatic breast or colorectal cancer who had not previously received antineoplasmatic treatment. Patients were stratified into two groups according to treatment: one group was treated with conventional chemotherapy plus bevacizumab and the other group was treated with conventional chemotherapy alone. The two groups did not differ in their cardiovascular history or demographic characteristics. Results: Fatal outcomes were more frequent in the bevacizumab group in total as well as in different periods of follow up. However, a statistically significant difference was noted at 12 months (P-value 0.007) for new deaths and at 24 (p-value 0.001) and 60 months (p-value 0.004) for all deaths. Moreover, patients who experienced a cardiovascular or thromboembolic event belonged exclusively to the bevacizumab group. At the 5-year follow-up, five patients in the bevacizumab group developed coronary artery disease (19.23%), four experienced an acute myocardial infarction (14.81%) and five patients suffered from a thromboembolic event (17.86%). Conclusions: The addition of bevacizumab to conventional chemotherapy for metastatic breast or colorectal cancer increases the incidence of cardiovascular events, which is mainly due to the increased prevalence of myocardial infarction and thromboembolic events. (C) 2017 Hellenic Society of Cardiology. Publishing services by Elsevier B.V

    Exploring Loneliness, Fear and Depression among Older Adults during the COVID-19 Era: A Cross-Sectional Study in Greek Provincial Towns

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    Background: With the onset of the COVID-19 pandemic, life changed abruptly for older adults in Greece. Social isolation, lockdowns, the fear of serious illness and death, all contributed to an increased risk of developing depression. Objective: To explore the presence and severity of depression in older adults in Greek provincial towns during the pandemic and to explore any possible relationships with loneliness and fear. Methods: A convenience sample of 200 participants aged >65, completed a socio-demographic form, the Revised UCLA Loneliness Scale, the Geriatric Depression-15 Scale (GDS-15) and the COVID-19 Fear Scale (FCV-19S). Data were collected from April to May 2022. Results: The average age of participants was 76.6 years and 35.5% of the participants presented depressive symptoms (mean prevalenceof depression 5 ± 3.7). A moderate to low level of loneliness (mean value 39 ± 11.3) and a moderate level of COVID-19 fear (mean value 18.9 ± 6.5) were also experienced. Higher levels of loneliness were found among participants with lower perceived health status and among those participants registered in Primary Health and Social Care (PHSC) services. Loneliness was positively correlated with depression (r = 0.7, p p = 0.01 for both). Conclusions: During the pandemic, older adults experienced loneliness, fear of COVID-19 and depression which were positively associated with each other. It is imperative to develop PHSC policies that are aimed at addressing the mental health problems of the older population, which have been caused by the COVID-19 pandemic, through developing their resilience, offering psychological support and promoting social connections

    Care and Safety of Schoolchildren with Type 1 Diabetes Mellitus: Parental Perceptions of the School Nurse Role

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    Schoolchildren with type 1 diabetes mellitus (T1DM) need supervision in the management of their disorder by the school nurse, securing proper care and safety in the school environment. The aim of this study was to investigate the parents’ perceptions regarding the care and safety of their children with T1DM at school. In this cross-sectional study, 356 parents of children with T1DM attending primary and secondary school (convenience sample) completed the “Parents’ Opinions about School-based Care for Children with Diabetes” and the “Safety of children with T1DM at school”. The majority (58.8%) noted that their children received some care from a school nurse, less than half (44.6%) declared feeling very safe concerning diabetes care, and 42.5% reported high levels of diabetes management satisfaction. Younger age of the child (p < 0.001), school nurses’ advanced diabetic care skills (p < 0.001), existence of school nurse’s office (p < 0.05) and higher educational level of the father were positively correlated with higher parental feelings of safety and satisfaction. The presence of a school nurse was associated with higher academic performance (p < 0.001), significantly fewer absences due to the disorder (p < 0.001) and better diabetes management (p < 0.043). The daily presence of a school nurse in school decreases absenteeism, greatly improves school performance and enhances diabetic management of schoolchildren with T1DM
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