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45 result(s) for "Dencker, Anna"
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Maternal plasma levels of oxytocin during breastfeeding—A systematic review
Oxytocin is a key hormone in breastfeeding. No recent review on plasma levels of oxytocin in response to breastfeeding is available. Systematic literature searches on breastfeeding induced oxytocin levels were conducted 2017 and 2019 in PubMed, Scopus, CINAHL, and PsycINFO. Data on oxytocin linked effects and effects of medical interventions were included if available. We found 29 articles that met the inclusion criteria. All studies had an exploratory design and included 601 women. Data were extracted from the articles and summarised in tables. Breastfeeding induced an immediate and short lasting (20 minutes) release of oxytocin. The release was pulsatile early postpartum (5 pulses/10 minutes) and coalesced into a more protracted rise as lactation proceeded. Oxytocin levels were higher in multiparous versus primiparous women. The number of oxytocin pulses during early breastfeeding was associated with greater milk yield and longer duration of lactation and was reduced by stress. Breastfeeding-induced oxytocin release was associated with elevated prolactin levels; lowered ACTH and cortisol (stress hormones) and somatostatin (a gastrointestinal hormone) levels; enhanced sociability; and reduced anxiety, suggesting that oxytocin induces physiological and psychological adaptations in the mother. Mechanical breast pumping, but not bottle-feeding was associated with oxytocin and prolactin release and decreased stress levels. Emergency caesarean section reduced oxytocin and prolactin release in response to breastfeeding and also maternal mental adaptations. Epidural analgesia reduced prolactin and mental adaptation, whereas infusions of synthetic oxytocin increased prolactin and mental adaptation. Oxytocin infusion also restored negative effects induced by caesarean section and epidural analgesia. Oxytocin is released in response to breastfeeding to cause milk ejection, and to induce physiological changes to promote milk production and psychological adaptations to facilitate motherhood. Stress and medical interventions during birth may influence these effects and thereby adversely affect the initiation of breastfeeding.
Maternal plasma levels of oxytocin during physiological childbirth – a systematic review with implications for uterine contractions and central actions of oxytocin
Background Oxytocin is a key hormone in childbirth, and synthetic oxytocin is widely administered to induce or speed labour. Due to lack of synthetized knowledge, we conducted a systematic review of maternal plasma levels of oxytocin during physiological childbirth, and in response to infusions of synthetic oxytocin, if reported in the included studies. Methods An a priori protocol was designed and a systematic search was conducted in PubMed, CINAHL, and PsycINFO in October 2015. Search hits were screened on title and abstract after duplicates were removed ( n  = 4039), 69 articles were examined in full-text and 20 papers met inclusion criteria. As the articles differed in design and methodology used for analysis of oxytocin levels, a narrative synthesis was created and the material was categorised according to effects. Results Basal levels of oxytocin increased 3–4-fold during pregnancy. Pulses of oxytocin occurred with increasing frequency, duration, and amplitude, from late pregnancy through labour, reaching a maximum of 3 pulses/10 min towards the end of labour. There was a maximal 3- to 4-fold rise in oxytocin at birth. Oxytocin pulses also occurred in the third stage of labour associated with placental expulsion. Oxytocin peaks during labour did not correlate in time with individual uterine contractions, suggesting additional mechanisms in the control of contractions. Oxytocin levels were also raised in the cerebrospinal fluid during labour, indicating that oxytocin is released into the brain, as well as into the circulation. Oxytocin released into the brain induces beneficial adaptive effects during birth and postpartum. Oxytocin levels following infusion of synthetic oxytocin up to 10 mU/min were similar to oxytocin levels in physiological labour. Oxytocin levels doubled in response to doubling of the rate of infusion of synthetic oxytocin. Conclusions Plasma oxytocin levels increase gradually during pregnancy, and during the first and second stages of labour, with increasing size and frequency of pulses of oxytocin. A large pulse of oxytocin occurs with birth. Oxytocin in the circulation stimulates uterine contractions and oxytocin released within the brain influences maternal physiology and behaviour during birth. Oxytocin given as an infusion does not cross into the mother’s brain because of the blood brain barrier and does not influence brain function in the same way as oxytocin during normal labour does.
Minimal important differences for fatigue patient reported outcome measures—a systematic review
Background Fatigue is the most frequent symptom reported by patients with chronic illnesses. As a subjective experience, fatigue is commonly assessed with patient-reported outcome measures (PROMs). Currently, there are more than 40 generic and disease-specific PROMs for assessing fatigue in use today. The interpretation of changes in PROM scores may be enhanced by estimates of the so-called minimal important difference (MID). MIDs are not fixed attributes of PROMs but rather vary in relation to estimation method, clinical and demographic characteristics of the study group, etc. The purpose of this paper is to compile published MIDs for fatigue PROMs, spanning diagnostic/patient groups and estimation methods, and to provide information relevant for appraising their appropriateness for use in specific clinical trials and in monitoring fatigue in defined patient groups in routine clinical practice. Methods A systematic search of three databases (Scopus, CINAHL and Cochrane) for studies published between January 2000 to April 2015 using fatigue and variations of the term MID, e.g. MCID, MIC, etc. Two authors screened search hits and extracted data independently. Data regarding MIDs, anchors used and study designs were compiled in tables. Results Included studies ( n =  41) reported 60 studies or substudies estimating MID for 28 fatigue scales, subscales or single item measures in a variety of diagnostic groups and study designs. All studies used anchor-based methods, 21/60 measures also included distribution-based methods and 17/60 used triangulation of methods. Both similarities and dissimilarities were seen within the MIDs. Conclusions Magnitudes of published MIDs for fatigue PROMs vary considerably. Information about the derivation of fatigue MIDs is needed to evaluate their applicability and suitability for use in clinical practice and research.
Job satisfaction in midwives and its association with organisational and psychosocial factors at work: a nation-wide, cross-sectional study
Background Midwives report a challenging work environment globally, with high levels of burnout, insufficient work resources and low job satisfaction. The primary objective of this study was to identify factors in the organisational and psychosocial work environment associated with midwives’ job satisfaction. A secondary objective was to identify differences in how midwives assess the organisational and psychosocial work environment compared to Swedish benchmarks. Methods This nation-wide, cross-sectional web survey study analysed midwives’ assessment of their organisational and psychosocial work environment using the COPSOQ III instrument. A multivariable, bi-directional, stepwise linear regression was used to identify association with job satisfaction ( N  = 1747, 99.6% women). A conventional minimal important score difference (MID ± 5 as a noticeable difference with clinical importance) were used to compare midwives’ results with Swedish benchmarks. Results A multivariable regression model with 13 scales explained the variance in job satisfaction ( R 2  = .65). Five scales, possibilities for development, quality of work, role conflict, burnout and recognition, explained most of the variance in midwives’ job satisfaction ( R 2  = .63) and had β values ranging from .23 to .10. Midwives had adverse MID compared to Swedish benchmarks with higher difference in mean values regarding quantitative demands (8.3), work pace (6.0) emotional demand (20.6), role conflicts (7.9) and burnout (8.3). In addition, lower organisational justice (-6.4), self-rated health (-8.8), influence (-13.2) and recognition at work (-5.8). However, variation and meaning of work showed a beneficial difference in mean values with 7.9 and 13.7 respectively. Conclusions Midwives reported high levels of meaningfulness in their work, and meaningfulness was associated with job satisfaction. However, midwives also reported adversely high demands and a lack of influence and recognition at work and in addition, high role conflict and burnout compared to Swedish benchmarks. The lack of organisational resources are modifiable factors that can be taken into account when structural changes are made regarding organisation of care, management and resource allocation. Midwives are necessary to a high quality sexual, reproductive and perinatal health care. Future studies are needed to investigate if job satisfaction can be improved through professional recognition and development, and if this can reduce turnover in midwives.
Women's experiences of fear of childbirth: a metasynthesis of qualitative studies
Purpose: Women's experiences of pregnancy, labour and birth are for some pregnant women negative and they develop a fear of childbirth, which can have consequences for their wellbeing and health. The aim was to synthesize qualitative literature to deepen the understanding of women's experiences of fear of childbirth. Methods: A systematic literature search and a meta-synthesis that included 14 qualitative papers. Results: The main results demonstrate a deepened understanding of women's experiences of fear of childbirth interpreted through the metaphor \"being at a point of no return\". Being at this point meant that the women thought there was no turning back from their situation, further described in the three themes: To suffer consequences from traumatic births, To lack warranty and understanding, and To face the fear. Conclusions: Women with fear of childbirth are need of support that can meet their existential issues about being at this point of no return, allowing them to express and integrate their feelings, experiences and expectations during pregnancy, childbirth and after birth. Women with fear after birth, i.e., after an earlier negative birth experience, need support that enables them to regain trust in maternity care professionals and their willingness to provide them with good care that offers the support that individual women require. Women pregnant for the first time require similar support to reassure them that other's experiences will not happen to them.
The meaning of a poor childbirth experience – A qualitative phenomenological study with women in Rwanda
Being pregnant and giving birth is a pivotal life event and one that a woman ordinarily remembers for most of her life. A negative childbirth experience can affect a woman's health well beyond the episode of the labour and birth itself. This study explored the meaning of a poor childbirth experience, as expressed by women who had given birth in Rwanda. In a cross-sectional household study conducted in Northern Province and in Kigali City, the capital of Rwanda, a structured questionnaire was answered by women who had given birth one to 13 months earlier. One question, answered by 898 women, asked them to rate their overall experience of childbirth from 0 (very bad) to 10 (very good). Of these, 28 women (3.1%) who had rated their childbirth experience as bad (≤ 4) were contacted for individual interviews. Seventeen of these women agreed to participate in individual in-depth interviews. The texts were analysed with a reflective lifeworld approach. The essential meaning of a \"poor\" childbirth experience was that the women had been exposed to disrespectful care, constituted by neglect, verbal or physical abuse, insufficient information, and denial of their husband as a companion. The actions of carers included abandonment, humiliation, shaming and insult, creating feelings of insecurity, fear and distrust in the women. Two of the women did not report any experience of poor care; their low rating was related to having suffered from medical complications. It is challenging that the main finding is that women are exposed to disrespectful care. In an effort to provide an equitable and high quality maternal health care system in Rwanda, there is a need to focus on activities to implement respectful, evidence-based care for all. One such activity is to develop and provide education programmes for midwives and nurses about professional behaviour when caring for and working with women during labour and birth.
Burnout among midwives—the factorial structure of the burnout assessment tool and an assessment of burnout levels in a Swedish national sample
Background Many workplaces, within the healthcare sector, experience high rates of mental health problems such as burnout, anxiety, and depression, due to poor psychosocial working conditions and midwives are not an exception. To develop preventive interventions, epidemiologic surveillance of burnout levels, and their relation to professional specific working conditions is needed. Aims of this study is to assess the construct validity of the Burnout Assessment Tool (BAT) in the context of Swedish midwives, to evaluate whether the item responses can be combined into a single score and differential item functioning regarding age. Another aim was to assess the burnout levels of Swedish midwives. Methods Data come from a national cohort of Swedish midwives ( n  = 1664). The construct validity was evaluated using Rasch analysis. Burnout levels were presented by median and first (Q1) and third (Q3) quartiles for the BAT total score and the four subscales (exhaustion, mental distance, cognitive and emotional impairment). Results In the analysis including all 23 items the fit to the Rasch model was not obtained. Items within each subscale clustered together in a residual correlation matrix in a pattern consistent with the underlying conceptualization of the BAT, indicating multidimensionality. The Rasch analysis was re-run using the four testlets as input variables which resulted in a good fit. The median burnout level was 2.0 (Q1 = 1.6, Q3 = 2.4). The four subscales differentiated the picture (elevated levels on exhaustion and low levels on the other three subscales). Conclusions The construct validity of the BAT for use in the context of Swedish midwives was confirmed. The results indicated a strong general factor, meaning that the responses can be combined into a single burnout score. The scale works invariantly for different age groups. The results of this study secure access to a validated instrument to be used for accurate assessment of the burnout levels among midwives in Sweden.
Childbirth experience questionnaire (CEQ): development and evaluation of a multidimensional instrument
Background Negative experiences of first childbirth increase risks for maternal postpartum depression and may negatively affect mothers' attitudes toward future pregnancies and choice of delivery method. Postpartum questionnaires assessing mothers' childbirth experiences are needed to aid in identifying mothers in need of support and counselling and in isolating areas of labour and birth management and care potentially in need of improvement. The aim of this study was to develop and evaluate a questionnaire for assessing different aspects of first-time mothers' childbirth experiences. Methods Childbirth domains were derived from literature searches, discussions with experienced midwives and interviews with first-time mothers. A draft version of the Childbirth Experience Questionnaire (CEQ) was pilot tested for face validity among 25 primiparous women. The revised questionnaire was mailed one month postpartum to 1177 primiparous women with a normal pregnancy and spontaneous onset of active labor and 920 returned evaluable questionnaires. Exploratory factor analysis using principal components analysis and promax rotation was performed to identify dimensions of the childbirth experience. Multitrait scaling analysis was performed to test scaling assumptions and reliability of scales. Discriminant validity was assessed by comparing scores from subgroups known to differ in childbirth experiences. Results Factor analysis of the 22 item questionnaire yielded four factors accounting for 54% of the variance. The dimensions were labelled Own capacity, Professional support, Perceived safety , and Participation . Multitrait scaling analysis confirmed the fit of the four-dimensional model and scaling success was achieved in all four sub-scales. The questionnaire showed good sensitivity with dimensions discriminating well between groups hypothesized to differ in experience of childbirth. Conclusion The CEQ measures important dimensions of the first childbirth experience and may be used to measure different aspects of maternal satisfaction with labour and birth.
Patient-reported experience measures for person-centred care: a survey for the development and psychometric testing of a targeted measure, the EPCC-14
ObjectivesThis study aims to develop a robust, targeted measure of patient experiences of person-centred care (PCC), informed by the lived experiences of patients with chronic illness using the psychometric theory of Rasch measurement.DesignThe Rasch measurement model was used to analyse the psychometric functioning of 57 candidate items and select appropriate items for a targeted measure.SettingParticipants were recruited from Prolific.com, having experience of both chronic or long-term illness and first-hand experience of primary or secondary care in the UK healthcare setting and completed a survey containing PCC items and descriptors of healthcare experience.ParticipantsData from 501 adult persons (49.5% men and 49.7% women) with different types of long-term conditions recruited from the prolific web panel.ResultsFor an initial analysis of all 57 candidate items, there were several indicators of misfit, such as signs of local dependence and multidimensionality. The response options worked as intended according to threshold ordering. After removal of misfitting items and refinement for the best spread of locations, a 14-item solution showed good fit to the Rasch model in this UK sample.ConclusionsThe results support a unidimensional measurement of patients’ experiences of PCC, once the local dependency was accommodated. The present work thus offers a 14-item measure of PCC experience. The present work also contains a robust item bank for the further development of dynamic computerised adaptive testing.
Validation of the Iranian version of the childbirth experience questionnaire 2.0
Background Assessing women’s childbirth experiences is a crucial indicator in maternity services because negative childbirth experiences are associated with maternal mortalities and morbidities. Due to the high caesarean birth rate in Iran, measuring childbirth experience is a top priority, however, there is no standard tool to measure this key indicator in Iran. The aim of present study is to adapt the “Childbirth Experience Questionnaire 2.0” to the Iranian context and determine its psychometric characteristics. Methods Childbirth Experience Questionnaire 2.0 was translated into Farsi. A total of 500 primiparous women, at 4 to 16 weeks postpartum, were randomly selected from 54 healthcare centres in Tabriz. Internal consistency and reliability was calculated using the Cronbach’s Coefficient alpha and Intraclass Correlation Coefficient, respectively. Construct validity was assessed using exploratory and confirmatory factor analysis and discriminant validity using the known-group method and the Mann-Whitney U-test. Results The internal consistency and reliability for the total tool were high (Cronbach’s alpha = 0.93; Intraclass Correlation Coefficient = 0.97). Explanatory factor analysis demonstrated the adequacy of the sampling (Kaiser-Meyer-Olkin = 0.923) and significant factorable sphericity ( p  < 0.001). Confirmation factor analysis demonstrated acceptable values of fitness (RMSEA = 0.07, SRMSEA = 0.06, TLI = 0.97, CFI > 0.91, x 2 / df = 4.23). Discriminatory validity of the tool was confirmed where the CEQ score and its subdomains were significantly higher in women who reported having control over their childbirth than women who did not. Conclusion The Farsi version of the Childbirth Experience Questionnaire 2.0 tool is a valid and reliable tool and can be used to measure the childbirth experience in Iranian women.