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This study aims to analyse the influence of the mirror and/or partner constraints on the motor creativity of women without specific training in dance during improvisation tasks, in order to contribute to the knowledge of creativity in the field of sports science and movement-based practices. We studied the exploratory behaviour and emerging movement patterns of 12 women who performed four improvisations under the following situations: individual without mirror; individual with mirror; partner without mirror; and partner with mirror. The dynamic overlap qd(t) was calculated to identify the exploratory dynamics composed of the exploratory amplitude and the rate of change between movement configurations. To determine emerging movement patterns, a principal component analysis was carried out by ad hoc routines prepared. A mixed linear model was performed to find out the influence of the different constraints on the exploratory behaviour. The results indicate that the presence of the mirror seems to provoke a decrease in the exploratory behaviour. In addition, partner improvisation favoured coupling and imitation dynamics among the participants. Likewise, the most recurrent emergent movement pattern was walking while moving the arms. It would be advisable to take the influence of these constraints into consideration depending on the improvisation purpose and the experience level of female participants.
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In Spain, wheelchair basketball competition is well developed and structured; however, reverse integration is not allowed. This study aimed to describe and synthesize the perceptions of Spanish wheelchair stakeholders (players, coaches, referees, and club managers). A mixed-method approach was used, utilizing an ad hoc survey questionnaire (n = 49) and three focus groups (n = 12). Quantitative and qualitative data were interpreted using a triangulation strategy, meaning that both sources of data were combined and analyzed. From the thematic content analysis, two main themes and several subthemes emerged: social context (audience attraction and economic impact, utility and logistics, and promoting inclusion) and sport context (grassroots and elite level). Some reservations at elite level were also reported. From the perspective of the stakeholders explored in this study, reverse integration appears to be well suited for implementation within the Spanish wheelchair basketball framework at all levels.
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Basquetebol , Pessoas com Deficiência , Cadeiras de Rodas , HumanosRESUMO
BACKGROUND: Prenatal anxiety and depressive symptoms have significantly increased since the onset of the coronavirus (COVID-19) pandemic In addition, home confinement regulations have caused a drastic increase in time spent sedentary. Online group fitness classes may be an effective strategy that can increase maternal physical activity levels and improve mental health outcomes by providing an opportunity for social connectedness. The present study explores the experiences of pregnant women who participated in an online group exercise program during the pandemic and identifies relationships with maternal mental health and well-being. In addition, we present person-informed recommendations on how to improve the delivery of future online prenatal exercise programs. METHODS: Semi-structured interviews were conducted with pregnant women (8-39 weeks of pregnancy) who participated in an online group exercise program, from March to October 2020 in Spain. A phenomenological approach was taken, and open-ended questions were asked to understand women's experiences throughout the pandemic and the role the online exercise classes may have had on their physical activity levels, mental health, and other health behaviours such as diet. A thematic analysis was performed to evaluate data. In addition, women completed the State-Trait Anxiety Inventory and these data supplemented qualitative findings. RESULTS: Twenty-four women were interviewed, and the anxiety scores were on average 32.23 ± 9.31, ranging from low to moderate levels. Thematic analysis revealed that women felt safe exercising from home, an increased availability of time to schedule a structured exercise class, and consequently an improvement in their adherence to the program and other behaviours (i.e., healthier diet). Women emphasized feeling connected to other pregnant women when they exercised online together, and overall, this had a positive effect on their mental well-being. Women suggested that future online exercise programs should include flexible options, detailed instructions and facilitation by a qualified exercise professional. CONCLUSION: Pregnant women are receptive to online group exercise classes and expressed that they are an accessible option to accommodating physical activity during the pandemic. In addition, the online group environment provides an important sense of connectivity among pregnant women exercising together and this may mitigate the detrimental effect of COVID-19 on maternal mental health.
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COVID-19 , Saúde Mental , Exercício Físico/psicologia , Terapia por Exercício , Feminino , Humanos , Pandemias , Gravidez , Gestantes/psicologiaRESUMO
Background and objectives: Acquired brain injury (ABI) is the first cause of disability and physical activity (PA) is a key element in functional recovery and health-related quality of life (HRQoL) during the subacute and chronic phases. However, it is necessary to develop PA programs that respond to the heterogeneity and needs of this population. The aim of this study was to assess the effectiveness of a PA program on the HRQoL in this population. Materials and Methods: With regard to recruitment, after baseline evaluations, participants were assigned to either the intervention group (IG, n = 38) or the control group (CG, n = 35). Functional capacity, mood, quality of life and depression were measured pre- and post-intervention. The IG underwent the "Physical Activity and Sport for Acquired Brain Injury" (PASABI) program, which was designed to improve HRQoL (1-h sessions, two to four sessions/week for 18 weeks). The CG underwent a standard rehabilitation program without PA. Results: Results for the IG indicated significant differences and large effect sizes for the physical and mental dimensions of quality of life, as well as mood and functional capacity, indicating an increase in HRQoL. No significant differences were found for the CG across any variables. Conclusions: The PASABI program was feasible and beneficial for improving physiological and functionality variables in the IG. The wide range of the activities of the PASABI program allow its application to a large number of people with ABI, promoting health through PA, especially in the chronic phase.
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Lesões Encefálicas , Esportes , Exercício Físico , Terapia por Exercício , Humanos , Qualidade de VidaRESUMO
BACKGROUND: The prevalence of all pregnancies with some form of hypertension can be up to 10%, with the rates of diagnosis varying according to the country and population studied and the criteria used to establish the diagnosis. Prepregnancy obesity and excessive gestational weight gain (GWG) of all body mass index (BMI) categories have been associated with maternal hypertensive disorders and linked to macrosomia (>4000 g) and low birthweight (<2500 g). No large randomized controlled trial with high adherence to an exercise program has examined pregnancy-induced hypertension and these associated issues. We investigated whether women adherent (≥80% attendance) to an exercise program initiated early showed a reduction in pregnancy-induced hypertension and excessive GWG in all prepregnancy BMI categories, and determined if maternal exercise protected against macrosomia and low birthweight. OBJECTIVE: We sought to examine the impact of a program of supervised exercise throughout pregnancy on the incidence of pregnancy-induced hypertension. STUDY DESIGN: A randomized controlled trial was used. Women were randomized into an exercise group (N = 382) or a control group (N = 383) receiving standard care. The exercise group trained 3 d/wk (50-55 min/session) from gestational weeks 9-11 until weeks 38-39. The 85 training sessions involved aerobic exercise, muscular strength, and flexibility. RESULTS: High attendance to the exercise program regardless of BMI showed that pregnant women who did not exercise are 3 times more likely to develop hypertension (odds ratio [OR], 2.96; 95% confidence interval [CI], 1.29-6.81, P = .01) and are 1.5 times more likely to gain excessive weight if they do not exercise (OR, 1.47; 95% CI, 1.06-2.03, P = .02). Pregnant women who do not exercise are also 2.5 times more likely to give birth to a macrosomic infant (OR, 2.53; 95% CI, 1.03-6.20, P = .04). CONCLUSION: Maternal exercise may be a preventative tool for hypertension and excessive GWG, and may control offspring size at birth while reducing comorbidities related to chronic disease risk.
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Exercício Físico , Macrossomia Fetal/prevenção & controle , Hipertensão Induzida pela Gravidez/prevenção & controle , Adulto , Peso ao Nascer , Diabetes Gestacional/prevenção & controle , Feminino , Humanos , Recém-Nascido , Gravidez , Aumento de PesoRESUMO
Work-related pressures perceived by PE teachers have been suggested to affect their motivation and behaviour. This study aims to contribute to the existing literature on this topic. Through two different objectives. First, the role of perceived pressures in the prediction of teachers' motivation and, in turn, on their feasibility beliefs to implement motivational strategies is tested through a SEM. Secondly, PE teachers' profiles according to the different types of perceived pressures are established and compared in terms of motivational outcomes and feasibility beliefs. A total of 217 PE teachers completed validated questionnaires. Results showed that, as hypothesized, pressures negatively predicted needs satisfaction, which, in turn, positively predicted feasibility beliefs. Three profiles emerged in the cluster analysis. Regarding to these profiles, teachers who were low on perceived pressures displayed the most adaptive pattern; teachers who reported high time constraints pressures underline the detrimental role that this type of pressure plays on both teacher and teaching outcomes. Implications for educational policy and practice are discussed.
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Pessoal de Educação , Motivação , Humanos , Estudos de Viabilidade , Educação Física e Treinamento , Análise por ConglomeradosRESUMO
(1) Background: the aim of this study was to determine the factors that affect the occurrence of behaviors related to possible eating disorders in Spanish high-performance Olympic wrestling athletes. (2) Methods: The sample consisted of 22 elite female wrestlers selected through purposive sampling with inclusion criteria of (i) having been a national champion, (ii) having been part of the Spanish team, and (iii) suffering or having suffered from an eating disorder. The semistructured interviews were conducted online and lasted between 20 and 40 min. A statistical analysis was performed with NVivo10 software. (3) Results: the athletes showed a series of issues grouped into three main themes, which were divided into the following categories-firstly, the reasons why wrestlers lose weight; secondly, the inadequate procedures they use; and, finally, the reference persons involved in the process. (4) Conclusions: The training conditions in high-performance sports have psychological and behavioral effects on wrestlers. Wrestlers have to move down to lower categories; however, they do not take into account how this practice influences their health when using inadequate procedures. Rapid and significant weight loss produces negative effects, especially in the female population, generating an incidence of eating disorders. The information obtained provided elements of interest for reflection on possible solutions to prevent existing eating disorders.
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Desempenho Atlético , Transtornos da Alimentação e da Ingestão de Alimentos , Luta Romana , Humanos , Feminino , Redução de Peso , Atletas , Transtornos da Alimentação e da Ingestão de Alimentos/epidemiologiaRESUMO
The interactions that take place in physical education (PE) between teachers and students have received large attention from the scientific community. However, despite the existence of different studies aiming to promote motivation among students through school interventions, there seem to be no interventions based on motivational strategies in which interventions are personalized to better fit teachers' own characteristics on the basis of theoretical contents grounded in self-determination theory. This study aims to present a protocol intervention in the PE context based on SDT to improve teaching behaviours through an individualized and lifelong training program. This protocol is a convenience study in which PE teachers will design and implement motivational strategies to increase students' motivation in class. The training program will take place along the intervention to allow teachers to personalize their implementation of motivational strategies according to their specific context. Data collection will be conducted before, during and after the intervention using recorded sessions (observational methodology), interviews (qualitative approach), and questionnaires (quantitative approach). The measures will assess teachers' and students' perceived teaching styles. This intervention program is expected to change and improve the quality of teaching behaviours, which could foster students' psychosocial health.
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Pessoal de Educação , Educação Física e Treinamento , Humanos , Estudantes , Instituições Acadêmicas , MotivaçãoRESUMO
Purpose: The aim of this study was to analyze the evolution of the four most important leagues and to identify if there are differences between the English Premier League and the rest of the European leagues. Methods: Each team was characterized according to a set of 52 variables including offensive, defensive, and buildup 10 variables that were computed from OPTA's on-ball event records of the matches for main national leagues between the 2014 and 2018 seasons. To test the evolution of leagues, the t-SNE dimensionality reduction technique was used. To better understand the differences between leagues and teams, the most discriminating variables were obtained as a set of rules discovered by RIPPER, a machine learning algorithm. Results: The evolution of playing styles has meant that teams in the major European leagues seem to 15 be approaching homogeneity of technical-tactical behavior. Despite this, a distinction can be seen between the English teams concerning the rest of the teams in the other leagues, determined by fewer free kicks, fewer long passes but more vertical, more errors in ball control but greater success in dribbling. Conclusions: These results provide important knowledge and practical applications because of the study of the different variables and performance indicators among the best football championships.
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Desempenho Atlético , Futebol Americano , Humanos , Inteligência Artificial , Estudos Longitudinais , LogroRESUMO
OBJECTIVE: The influence of an exercise programme performed by healthy pregnant women on maternal glucose tolerance was studied. STUDY DESIGN: A physical activity (PA, land/aquatic activities) programme during the entire pregnancy (three sessions per week) was conducted by a qualified instructor. 83 healthy pregnant women were randomly assigned to either an exercise group (EG, n=40) or a control (CG, n=43) group. 50 g maternal glucose screen (MGS), maternal weight gain and several pregnancy outcomes were recorded. RESULTS: Significant differences were found between study groups on the 50 g MGS. Values corresponding to the EG (103.8 ± 20.4 mg/dl) were better than those of the CG (126.9 ± 29.5 mg/dl), p=0.000. In addition, no differences in maternal weight gain and no cases of gestational diabetes in EG versus 3 in CG (7%) (p>0.05) were found. CONCLUSION: A moderate PA programme performed during pregnancy improves levels of maternal glucose tolerance.
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Glicemia/metabolismo , Diabetes Gestacional/prevenção & controle , Terapia por Exercício/métodos , Cuidado Pré-Natal/métodos , Adulto , Diabetes Gestacional/sangue , Feminino , Teste de Tolerância a Glucose , Humanos , Hidroterapia , Cooperação do Paciente , Gravidez , Resultado da Gravidez , Segundo Trimestre da Gravidez , Aumento de Peso/fisiologiaRESUMO
Teachers' behaviors can affect students' engagement in the Physical Education (PE) setting. According to self-determination theory, teachers can rely on either a need-supportive or a controlling teaching behavior, and these behaviors will differently affect students' outcomes. The main objective of this research was to analyse how teaching behaviors and some contextual variables influence students' engagement in PE classes. The present study adds to the existing literature through an observation-based design in which real-life examples of need-supportive and thwarting teaching behaviors, as well as students' engagement behaviors, have been identified. Thirty-seven different PE lessons were coded for 5-min intervals to assess the occurrence of 36 teaching behaviors and five students' behaviors. Stepwise regression revealed that both structure during activity and relatedness support could predict student engagement in a positive way. Surprisingly, cold teaching also emerged as a direct predictor in the last step of the analysis. On the other hand, controlling and structure before activity behaviors inversely predicted students' engagement. These four variables explained 39% of the variance in student engagement, whereas autonomy support did not correlate with student engagement. These new findings in the field not only confirm the known relevance of teaching behavior for students' outcomes but also suggest an unexpected lack of influence of autonomy support on students' engagement as well as an association between cold teaching and students' engagement. Results are discussed in the light of new approaches, and some practical implications are provided.
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Pessoal de Educação , Educação Física e Treinamento , Humanos , Motivação , Autonomia Pessoal , Estudantes , EnsinoRESUMO
BACKGROUND: The situation caused by COVID-19 has led to movement restrictions for the majority of the population due to the confinement established by the health authorities. This new situation has changed people's habits and significantly affected the pregnant population. Decreased exercise and increased psychophysical stress are associated with excessive weight gain, diabetes, and gestational cardiovascular complications that affect the mother, fetus, and newborn. Recent research shows that the dynamics of maternal blood pressure is one of the most important control factors during pregnancy. Thus, prevention of these type of pathologies through interventions without maternal-fetal risks is important. OBJECTIVES: To examine the influence of a virtual exercise program on maternal blood pressure during pregnancy. MATERIALS AND METHODS: A randomized clinical trial design was used (NCT04563065). Data from 72 pregnant women without obstetric contraindications under confinement conditions in the Madrid area were collected. Women were randomly assigned to the intervention (IG) or control group (CG). They previously signed informed consent forms. A moderate exercise program was performed as an intervention from 8-10 to 38-39 weeks of pregnancy. Systolic (SBP) and diastolic (DBP) maternal blood pressure were measured during the first, second and third trimesters of pregnancy, as well as before and immediately after delivery in both study groups. RESULTS: No differences in systolic and diastolic blood pressure during the first, second and third trimesters were found between groups. Significant differences in SBP were found immediately before delivery (IG = 119.83 ± 10.16 vs. CG = 125.6 ± 10.91; p = 0.047) and immediately after delivery (IG = 115.00 ± 11.18 vs. CG = 122.24 ± 15.71; p = 0.045). CONCLUSIONS: Results show lower SBP values for the IG during delivery than CG. A virtual exercise program throughout pregnancy during COVID-19 confinement can help to control systolic blood pressure before and immediately after delivery in healthy pregnant women.
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Students' engagement in Physical Education has been linked to several adaptive consequences. Even though the existing literature suggests that perceived autonomy support can predict engagement, research is scarce on how teachers' antecedents might influence this behavioural outcome. This study sought to compare the influence of teachers' basic psychological needs' satisfaction and basic psychological needs' thwarting on students' behavioural engagement and on the relationship between perceived autonomy-support and the students' behavioural engagement. The sample included 29 Physical Education teachers and 644 students who were taught by the participants teachers. Data were collected using both paper and online surveys and they were analysed using multilevel modelling techniques. The results revealed that, while teachers' autonomy satisfaction might be significant in the explanation of students' engagement (ß = 0.33, p < 0.01), it seems that needs thwarting could be a better predictor of this outcome (ß autonomy thwarting = -0.17, p < 0.01; ß competence thwarting = -0.06, p < 0.05). These findings suggest the impact of certain external pressures on teachers' practices which, in turn, might affect students' behavioural outcomes.
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Satisfação Pessoal , Educação Física e Treinamento , Professores Escolares , Estudantes , Adolescente , Adulto , Criança , Feminino , Humanos , Masculino , Motivação , Educação Física e Treinamento/estatística & dados numéricos , Professores Escolares/psicologia , Professores Escolares/estatística & dados numéricos , Estudantes/psicologia , Estudantes/estatística & dados numéricosRESUMO
BACKGROUND: Excessive gestational weight gain is associated with several adverse events and pathologies during pregnancy. OBJECTIVE: The purpose of this study was to examine the effects of an exercise program throughout pregnancy on maternal weight gain and prevalence of gestational diabetes. METHOD: A randomized controlled trial was designed that included an exercise intervention group (EG) and standard care control group (CG). The exercise intervention included moderate aerobic exercise performed three days per week (50-55minutes per session) for 8-10 weeks to 38-39 weeks gestation. RESULTS: 594 pregnant women were assessed for eligibility and 456 were included (EG n=234; CG n=222). The results showed a higher percentage of pregnant women gained excessive weight in the CG than in the EG (30.2% vs 20.5% respectively; odds ratio, 0.597; 95% confidence interval, 0.389-0.916; p=0.018). Similarly, the prevalence of gestational diabetes was significantly higher in the CG than the EG (6.8% vs 2.6% respectively; odds ratio, 0.363; 95% confidence interval, 0.138-0.953; p=0.033). CONCLUSION: The results of this trial indicate that exercise throughout pregnancy can reduce the risk of excessive maternal weight gain and gestational diabetes.
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Diabetes Gestacional/metabolismo , Exercício Físico , Aumento de Peso/fisiologia , Exercício Físico/fisiologia , Feminino , Humanos , GravidezRESUMO
Placental weight (PW) is a measure commonly used to summarize growth and aspects of placental function. In a normal pregnancy, it is reasonable to assume that PW is related to aspects of the functional capacity of the placenta. The placenta, as the site for all maternal-fetal oxygen and nutrient exchange, influences birth weight and is thus central to a successful pregnancy outcome. PW is the most common way to characterize placental growth, which relates to placental function. With physical exercise becoming an integral part of life for many women, the question of whether exercise during pregnancy has an adverse effect on the growing fetus is very important. The aim was to examine the influence of an aerobic exercise program throughout pregnancy on PW among healthy pregnant women. A randomized control trial was used (registration trial number: NCT02420288). Women were randomized into an exercise group (EG; n = 33) or a control group (CG; n = 32) that received standard care. The EG trained 3 days/week (55-60 min/session) from gestational Weeks 9-11 until Weeks 38-39. The 85 training sessions involved aerobic, muscular and pelvic floor strength, and flexibility exercises. PW and other pregnancy outcomes were measured. There was high attendance to the exercise program, and no differences in the PW at delivery were observed between study groups (CG = 493.2 ± 119.6 g vs. EG = 495.4 ± 150 g, p = .95). A regular, supervised exercise program throughout pregnancy does not affect the PW in healthy pregnant women.
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Exercício Físico/fisiologia , Placenta/fisiologia , Adulto , Peso ao Nascer , Feminino , Frequência Cardíaca , Humanos , Gravidez , Resultado da Gravidez , Método Simples-CegoRESUMO
The aim of the study was to investigate the effects of an intervention to support the basic psychological needs on the satisfaction of these needs, intrinsic motivation, intention to be physically active and some enjoyment-related outcomes in Physical Education. The present study incorporated strategies presented by Standage and Ryan (2012) in a previous study. A quasi-experimental study was conducted with two groups (nexperimental = 30; ncontrol = 23) of 2nd year Secondary Education students aged between 13 and 15 (M = 13.35, SD = .62) by delivering 24 physical education classes. The teacher in the experimental group underwent prior and continual training. The results revealed that the students from the experimental group showed a significant increase in the perception of autonomy and competence. Furthermore, the experimental group showed a greater perception than the control group in the enjoyment related to learning and contents. These results provide information about the efficacy of an intervention programme based on the strategies presented by Standage and Ryan (2012) to foster satisfaction of basic psychological needs and facilitate support for basic psychological needs to promote the development of positive learning-related outcomes.
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PURPOSE: The aim of the present study was to examine the influence of moderate physical exercise throughout pregnancy on the duration of labor stages. DESIGN: Study was a randomized controlled trial. SETTING: The study took place at Hospital Puerta de Hierro and Hospital Severo Ochoa in Madrid, Spain. SUBJECTS: We examined 166 pregnant women (31.6 ± 3.8 years), and all had uncomplicated and singleton gestation. Of these 83 were allocated to the exercise group (EG) and 83 to the control group (CG). INTERVENTION: Women from the EG participated in a physical conditioning program throughout pregnancy, which included 55- to 60-minute sessions, 3 days per week. MEASURES: Pregnancy outcomes were measured: duration of labor stages, gestational age, weight gain, type of delivery, birth weight, birth size, head circumference, Apgar score, pH of umbilical cord. ANALYSIS: Student's unpaired t-tests and χ(2) tests were used; p values of < .05 indicated statistical significance. Cohen's d was used to determine the effect size. RESULTS: Significant differences were found in the duration of the first stage of labor (EG = 389.6 ± 347.64 minutes vs. CG = 515.72 ± 353.36 minutes; p = .02, effect size Cohen's d = .36). The second and third stages did not differ between the study groups. CONCLUSION: A physical exercise program during pregnancy is associated with a shorter first stage of labor. These results may have important relevance to public health.
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Peso ao Nascer/fisiologia , Exercício Físico/fisiologia , Primeira Fase do Trabalho de Parto/fisiologia , Resultado da Gravidez , Aumento de Peso/fisiologia , Adulto , Índice de Apgar , Índice de Massa Corporal , Feminino , Idade Gestacional , Humanos , Recém-Nascido , Gravidez , EspanhaRESUMO
BACKGROUND: In spite of an extensive knowledge of the physiologic features of exercise during pregnancy, we still lack a comprehensive understanding of the effects of different types, intensities and duration of exercise throughout pregnancy on maternal and fetal well being. The aim of the current study was to examine the influence of an aerobic exercise program throughout pregnancy on gestational age at the moment of delivery. METHODS: This study was a randomized controlled trial. Three hundred and twenty Caucasian (Spanish) healthy pregnant women with singleton gestation were randomly assigned to either an exercise (n = 160) or a control (n = 160) group. Gestational age (weeks) and other outcomes were measured. The exercise program included 85 sessions (general fitness class, 3 times/week, 55-60 min/session from weeks 8-10 to weeks 38-39 of pregnancy). RESULTS: Two hundred and ninety women were analyzed (exercise group EG, n = 138, control group CG, n = 152). The mean gestational age did not differ between groups (EG= 39.7 ± 1.3 vs CG= 39.6 ± 1.1 weeks, P = .81). Relative to preterm deliveries in EG we found 6 (4.3%) and 11 (7.2%) in CG, (P = .73). CONCLUSIONS: A supervised program of moderate exercise performed throughout pregnancy is not a risk of preterm delivery for healthy pregnant women.
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Atividade Motora , Condicionamento Físico Humano , Gravidez , Nascimento Prematuro , Adulto , Análise de Variância , Feminino , Idade Gestacional , Humanos , Recém-Nascido , Resultado da Gravidez , Segundo Trimestre da Gravidez/fisiologia , Terceiro Trimestre da Gravidez/fisiologia , EspanhaRESUMO
PURPOSE: The aim of the present study was to examine the influence of a program of moderate physical exercise throughout pregnancy on maternal and fetal parameters. DESIGN: The study design was a randomized controlled trial. SETTING: The study took place at the Hospital of Fuenlabrada in Madrid, Spain. SAMPLE: Analyzed were 200 pregnant women (31.54 ± 3.86 years), all of whom had uncomplicated and singleton gestation. Of these subjects, 107 were allocated to the exercise group (EG) and 93 to the control group (CG). INTERVENTION: Women from EG participated in a physical conditioning program throughout pregnancy, which included a total of 55- to 60-minute weekly sessions, 3 days per week. MEASURES: Pregnancy outcomes. Maternal: gestational age, weight gain, type of delivery, blood pressure during pregnancy, gestational diabetes (n/%). Fetal: birth weight, birth size, head circumference, Apgar score, pH of umbilical cord. ANALYSIS: Student's unpaired t-test and χ (2) test were used; p values of ≤ .05 indicated statistical significance. Cohen's d was used to determine the effect size. RESULTS: There were significantly more pregnant women in the CG who gained excessive weight during their pregnancies than in the EG group (CG: N = 31, 35.6% versus N = 22, 21.2%; χ(2) = 4.95; p =.02). The effect size was small (Phi value =.16). Other pregnancy outcome showed no differences between groups. CONCLUSION: A regular and moderate physical exercise program throughout pregnancy is not a risk to maternal and fetal well-being, and it helps to control excessive weight gain.
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Condicionamento Físico Humano , Gravidez , Adulto , Índice de Apgar , Peso ao Nascer/fisiologia , Índice de Massa Corporal , Diabetes Gestacional/epidemiologia , Feminino , Idade Gestacional , Humanos , Recém-Nascido , Condicionamento Físico Humano/efeitos adversos , Condicionamento Físico Humano/métodos , Gravidez/fisiologia , Resultado da Gravidez , Aumento de Peso/fisiologiaRESUMO
OBJECTIVE: In this study, the authors assessed the effects of a structured, moderate-intensity exercise program during the entire length of pregnancy on a woman's method of delivery. METHODS: A randomized controlled trial was conducted with 290 healthy pregnant Caucasian (Spanish) women with a singleton gestation who were randomly assigned to either an exercise (n = 138) or a control (n = 152) group. Pregnancy outcomes, including the type of delivery, were measured at the end of the pregnancy. RESULTS: The percentage of cesarean and instrumental deliveries in the exercise group were lower than in the control group (15.9%, n = 22; 11.6%, n = 16 vs. 23%, n = 35; 19.1%, n = 29, respectively; p = 0.03). The overall health status of the newborn as well as other pregnancy outcomes was unaffected. CONCLUSIONS: Based on these results, a supervised program of moderate-intensity exercise performed throughout pregnancy was associated with a reduction in the rate of cesarean, instrumental deliveries and can be recommended for healthy women in pregnancy.