Publications by authors named "Piotr Mika"

Unlabelled: There is increasing evidence to support the use of interval training and/or low-impact blood flow restriction exercises in musculoskeletal rehabilitation. The aim of the study was to assess the effect of interval training combined with occlusion and cooling in terms of changes in selected blood parameters affecting the development and progression of atherosclerosis of the lower limbs, as well as selected parameters of muscle metabolism and oxidative stress affecting the growth of muscle mass and regeneration after training.

Material And Methods: The study included 30 young, healthy and untrained people.

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: Percutaneous coronary intervention (PCI) in patients with chronic coronary syndrome (CCS) is a worldwide method of coronary revascularisation. The aim of this study was to assess the immediate and long-term effects of Nordic Walking (NW) training added to a standard cardiac rehabilitation programme on physical activity (PA) and capacity and life quality, as well as selected proatherogenic risk factors. : The studied group comprised 50 patients (considering exclusion criteria, 40 patients), aged 56-70, with CCS after elective PCI qualified them for a 6-weeks-long cardiac rehabilitation.

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Introduction And Objective: Low physical activity in patients with claudication is associated with lower walking abilities as assessed by the treadmill test. The impact of physical activity on the ability to walk in a natural environment is unknown. The study aimed to assess the level of daily physical activity among patients with claudication, as well as the relationship between the level of daily physical activity and claudication distance measured during the outdoor walking and treadmill tests.

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Despite the extensive literature on stroke rehabilitation, there are few studies that comprehensively show non-ambulatory stroke patients. The aim of the study was to explore the dynamics of the change in physical activity (PA), psychological and functional outcomes, and the correlation between them in non-ambulatory patients during early in-patient post-stroke rehabilitation. Measurements were taken on 21 participants at the beginning of and 6 weeks post-conventional rehabilitation with the Barthel Index (BI), Berg Balance Scale (BBS), Trunk Control Test (TCT), Stroke Impact Scale (SIS), General Self-Efficacy Scale, Stroke Self-Efficacy Questionnaire (SSEQ), the original scale of belief in own impact on recovery (BiOIoR), Hospital Anxiety and Depression Scale, Acceptance of Illness Scale and when the patient could walk—Time Up & Go and 6 Minute Walk Test.

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Aim: Intermittent claudication is the most common symptomatic manifestation of peripheral arterial disease (PAD), presenting as ischemic leg muscle pain and gait dysfunction. The aim of this study was to evaluate the changes in bioelectrical activity of the lower limb muscles activity in claudicating patients over a 12-week period of supervised treadmill training and to verify the hypothesis as to which muscles of lower limbs are activated by training treatment-the proximal, as compensatory mechanism, or the distal, which are the most ischemic.

Methods: The study comprised 45 patients aged 60-70 years (height 168.

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Background: Acute myocardial infarction with ST-segment elevation (STEMI) and obstructive coronary arteries (MI-CAD) are treated with primary percutaneous coronary interventions (pPCI), while patients with STEMI and non-obstructive coronary arteries (MINOCA), usually require non-invasive therapy. The aim of the study is to design a score for predicting suspected MINOCA among an overall group of STEMI patients.

Materials And Methods: Based on the Polish national registry of PCIs, we evaluated patients between 2014 and 2019, and selected 526,490 subjects treated with PCI and 650,728 treated using only coronary angiography.

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Introduction: Patients treated within chronic total occlusions (CTO) using percutaneous coronary intervention (PCI) are at increased risk of periprocedural complications.

Aim: To assess the frequency of periprocedural complications with particular emphasis on coronary artery perforations (CAPs) among patients treated with PCIs stratified according to CTOs and their predictors.

Material And Methods: Based on a nationwide registry (ORPKI), we analysed 535,853 patients treated with PCI between 2014 and 2018.

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The primary aim was to assess the test-retest reliability of an outdoor walking test with a global positioning system device in older women in a community setting. In addition, correlations between the suggested test and various tests recommended to evaluate muscle strength, walking speed, and self-perceived health status in older adults were studied. The study included 40 women aged 68 (SD = 5) years.

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Blood flow restoration after primary percutaneous coronary intervention (pPCI) in patients with acute myocardial infarction (AMI) may not always be achieved and could be complicated by the no-reflow phenomenon (NRP). The aim of the current study was to assess the frequency of thrombus aspirations (TAs) and NRPs in patients with AMI and treated with pPCI based on the data collected during a 5-year period in the national ORPKI registry, as well as the frequency of periprocedural strokes and predictors of TA and NRP. This retrospective analysis was performed on prospectively collected data gathered in the Polish National Registry of Percutaneous Coronary Interventions (ORPKI), which covered the period between January 2014 and December 2018, and included 200,991 patients treated due to AMI out of 535,857 patients treated using PCI.

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Intermittent claudication is a symptom of atherosclerosis of the lower limbs (peripheral arterial disease (PAD)) and is characterized by pain and cramps of lower limb muscles during exercise. Claudication leads to a reduction in physical activity of patients. PAD is a systemic disease.

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Introduction: The aim of this systematic review is to investigate the association between mental health and intermittent claudication (IC) perception, reporting and treatment in subjects with peripheral artery disease (PAD).

Evidence Acquisition: Literature searches of experimental and observational studies published until February 1st, 2016 were conducted using the following electronic databases: Medline/PubMed and Embase. The selection criteria for the studies included a population of patients diagnosed with peripheral artery disease who reported symptoms of intermittent claudication and were assessed for any psychopathological states (depression, anxiety, mood and personality disorders), which in turn were analyzed with regard to the following: IC severity, symptom perception and reporting, patients' quality of life, treatment compliance and its effectiveness.

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Conservative therapy after complete revascularization is increasing in popularity in patients with peripheral artery disease (PAD). The aim of the present study was to find determinants of the improvement of walking abilities and endothelial function in patients with PAD undergoing supervised treadmill training program (STTP). The presented study enclosed 66 patients in the mean age 65.

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Background: In this prospective study we evaluated the relationship between thromboxane B2 (TXB2), prostacyclin (PGI2) and lactate concentrations, and the improvement of walking abilities and endothelial function in patients with peripheral artery disease (PAD) undergoing a supervised treadmill training program (STTP).

Methods: A total of fifty-nine patients with stable intermittent claudication were included into a 12-week long STTP. Changes in blood pressure, biochemical parameters, ankle/brachial index (ABI), flow-mediated dilatation (FMD), maximal walking time (MWT) and pain-free walking time (PFWT) were assessed before and after STTP.

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Unlabelled: The purpose of the study was to evaluate selected temporal and spatial gait parameters in patients with intermittent claudication after completion of 12-week supervised treadmill walking training. The study included 36 patients (26 males and 10 females) aged: mean 64 (SD 7.7) with intermittent claudication.

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Background: In this prospective study we evaluated the effects of treadmill training on patients' walking ability, as well as endothelial function, high-sensitivity C-reactive protein (hs-CRP), and fibrinogen concentration.

Methods: A total of 67 patients with stable intermittent claudication were included in a 12-week supervised training program. An observational follow-up period then lasted a mean of 37 weeks.

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Objective: The evidence base for or against physiotherapy interventions in asthmatic adults remains ambiguous, and there are discrepancies between different clinical practice guidelines. We evaluated the level of agreement between the recommendations about physiotherapy for adults with asthma in two major clinical practice guidelines: the Global Initiative for Asthma (GINA 2011) and the British Thoracic Society and the Association of Chartered Physiotherapists in Respiratory Care (BTS/ACPRC 2009).

Methods: We used the Appraisal of Guidelines for Research & Evaluation (AGREE II) instrument to assess the methodological rigor of the guideline development, the Assessment of Multiple Systematic Reviews (AMSTAR) tool and the Physiotherapy Evidence Database (PEDro) scale to assess the methodological quality of systematic reviews and clinical trials included in the analyzed documents.

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Background: In this randomized trial we compared two treadmill trainings, based on exercises performed to moderate claudication pain vs pain-free training, with respect to their effects on walking ability and endothelial function.

Methods: A total of sixty patients with stable intermittent claudication were randomized to the pain-free treadmill training (repetitive intervals to onset of claudication pain) or moderate treadmill training (repetitive intervals to moderate claudication pain). In both groups exercises were performed 3 times a week for 3 months.

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Exercise training remains a therapy of choice in intermittent claudication (IC). However, too exhaustive exercise may cause ischaemic injury and inflammatory response. We tested the impact of three-month treadmill training and single treadmill exercise on antioxidant gene expressions, cytokine concentrations and number of marrow-derived proangiogenic progenitor cells (PPC) in the blood of IC patients.

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Objective: Wearing high-heeled shoes may produce deleterious effects on the musculoskeletal system. The purpose of this study was to evaluate the changes in electromyographic (EMG) activity of the erector spinae muscles and pelvis kinematics during gait while wearing low- and high-heeled shoes in both young and middle-aged adult women.

Design: In 31 young women (20-25 yrs) and 15 middle-aged women (45-55 yrs) without back pain, the EMG activity of the erector spinae muscle and pelvis kinematics in the sagittal, frontal, and transverse planes were assessed during gait on flat surface at natural speeds in three conditions: without shoes and in low- (4 cm) and high- (10 cm) heeled shoes.

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The aim of this study was to evaluate the changes in electromyographic (EMG) activity of the lower limb muscles, and hip, knee and ankle kinematics during gait while wearing low- (4-cm) and high-heeled (10-cm) shoes in 31 young and 15 middle-aged adult women. We observed an increase in knee flexion and decrease in ankle eversion associated with elevated heel heights suggesting that compensatory mechanisms attenuating ground reaction forces may be compromised during gait with higher-heeled shoes. Additionally, we observed increased muscle activity during high-heeled gait that may exacerbate muscle fatigue.

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High heel footwear may be destructive for the spine because of an increased erector spinae muscle bioelectrical activity and increased ground reaction forces affecting lower limbs and the spine. The aim of this study was to evaluate the changes of bioelectrical activity in cervical paraspinal muscle during gait in low and in high heel shoes in different age groups. In 31 women aged 20-25 years and in 15 women aged 45-55 years without neck pain, the bioelectrical activity of the cervical paraspinal muscle was assessed during gait on flat surface with natural speed in three conditions: without shoes, in low (4 cm) and in high (10 cm) heel shoes.

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Objective: To assess the effect of pain-free treadmill training on changes of plasma fibrinogen, haematocrit, lipid profile, and walking ability in patients with claudication.

Design: Randomized control trial.

Methods: Sixty-eight patients with peripheral obstructive arterial disease and intermittent claudication (Fontaine stage II) were randomly assigned into the treadmill training (repetitive intervals to onset of claudication pain, three times a week) or a control group (no change in physical activity) over 3 months.

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Objective: The purpose of this study was to determine whether physical activity levels of postmenopausal women were associated with their bone mineral density (BMD), back extensor strength (BES), severity of thoracic kyphosis and range of spinal motion.

Method: This study adopted a cross-sectional design. 189 female subjects from 50 to 80 years of age were divided into moderately active (n=63) and sedentary (n=126) groups according to their physical activity level, which is measured by the physical activity score.

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Objective: The objective of this study was to assess the influence of different relaxation modes: stretching (ST), active recovery (AR), and passive recovery (PR) on muscle relaxation after dynamic exercise of the quadriceps femoris.

Design: Ten healthy male volunteers between 24 and 38 yrs of age participated in this study. After the warm-up, subjects performed three sets of dynamic leg extension and flexion (at an angle of 20-110 degrees) at 50% of previously determined maximal voluntary contraction (MVC), with 30 secs.

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Objectives: To assess the effect of pain-free treadmill training on red blood cell deformability and walking distance in patients with claudication.

Design: Randomized-controlled trial of exercise training.

Setting: Patients were recruited from the primary care, vascular outpatient clinic.

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