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Nevin Manimala Statistics

Occupational Therapist Treatment of Patients in the Neurological Critical Care Unit: Utilization and Patient Characteristics

Am J Occup Ther. 2021 Sep 1;75(5):7505205020. doi: 10.5014/ajot.2021.041087.

ABSTRACT

IMPORTANCE: Occupational therapy use in the neurological critical care unit (NCCU) may relate to patient factors, but data about these relationships remain unpublished.

OBJECTIVE: To examine how patient factors predict NCCU occupational therapy use and intervention types.

DESIGN: Retrospective cohort study of electronic health records data from adults admitted to the NCCU between May 2013 and September 2015.

SETTING: NCCU in a large, urban academic hospital.

PARTICIPANTS: Adults (age ≥18 yr; N = 1,134) admitted to the NCCU.

MEASURES: Using length of stay (LOS), number of comorbidities, Glasgow Coma Scale (GCS) score, gender, age, and racial-ethnic minority status as independent variables, separate regression models identified predictors for each dependent variable: receipt of NCCU occupational therapy, occupational therapy onset (days after admission), and receipt of self-care or home management (ADL-Home); functional activities or cognitive training (Func-Cog); and therapeutic exercise (Ther-Ex).

RESULTS: Four hundred twenty patients (37.0%) received occupational therapy in the NCCU. Receipt of occupational therapy was positively associated with LOS, number of comorbidities, GCS score, and age. Earlier occupational therapy onset was associated with higher GCS score and shorter LOS. Receipt of ADL-Home or Func-Cog interventions was significantly predicted by number of occupational therapy sessions, but patients with longer LOS were less likely to receive ADL-Home interventions. Receipt of Ther-Ex interventions became less likely as GCS score increased.

CONCLUSIONS AND RELEVANCE: Patients are more likely to receive occupational therapy services if they are older and have a longer NCCU LOS, more comorbidities, and a higher level of consciousness. What This Article Adds: A patient’s level of consciousness is clearly associated with occupational therapy utilization and hospital outcomes, but it should not be the only factor considered when prioritizing patients for NCCU occupational therapy services. Compared with patients who were more awake and alert, patients with a lower level of consciousness had a later onset of occupational therapy, which suggests an opportunity for NCCU occupational therapists to collaborate with physicians in the modification of sedation protocols to enable early rehabilitation.

PMID:34780634 | DOI:10.5014/ajot.2021.041087

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Nevin Manimala Statistics

Applied aerial spectroscopy: A case study on remote sensing of an ancient and semi-natural woodland

PLoS One. 2021 Nov 15;16(11):e0260056. doi: 10.1371/journal.pone.0260056. eCollection 2021.

ABSTRACT

An area of ancient and semi-natural woodland (ASNW) has been investigated by applied aerial spectroscopy using an unmanned aerial vehicle (UAV) with multispectral image (MSI) camera. A novel normalised difference spectral index (NDSI) algorithm was developed using principal component analysis (PCA). This novel NDSI was then combined with a simple segmentation method of thresholding and applied for the identification of native tree species as well as the overall health of the woodland. Using this new approach allowed the identification of trees at canopy level, across 7.4 hectares (73,934 m2) of ASNW, as oak (53%), silver birch (37%), empty space (9%) and dead trees (1%). This UAV derived data was corroborated, for its accuracy, by a statistically valid ground-level field study that identified oak (47%), silver birch (46%) and dead trees (7.4%). This simple innovative approach, using a low-cost multirotor UAV with MSI camera, is both rapid to deploy, was flown around 100 m above ground level, provides useable high resolution (5.3 cm / pixel) data within 22 mins that can be interrogated using readily available PC-based software to identify tree species. In addition, it provides an overall oversight of woodland health and has the potential to inform a future woodland regeneration strategy.

PMID:34780569 | DOI:10.1371/journal.pone.0260056

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Nevin Manimala Statistics

Management practices and their relation to success of Polish SMEs: The empirical verification

PLoS One. 2021 Nov 15;16(11):e0259892. doi: 10.1371/journal.pone.0259892. eCollection 2021.

ABSTRACT

PURPOSE: The aim of the paper is to identify management practices that are characteristic for SMEs that achieve market success measured by their business performance in last their years of their operation analyze the relationships between management practices applied in small and medium-sized enterprises and their success measured by their business performance drawing on the data from 2710 SMEs operating on the Polish market.

APPROACH/METHODOLOGY/DESIGN: A cluster analysis was used to distinguish homogenous SME groups in view of their management practices. We examined differences between groups in terms of their business performance. The HINoV algorithm allowed six variables to be selected out of 32 management practices chosen initially for testing, with these variables providing the basis for grouping. Modal values and medians were calculated for 17 business performance measures in the three clusters produced. The subsequent analysis of those findings was focused on capturing significant differences.

FINDINGS: In the group of 2710 Polish SMEs, it was possible to verify that there existed an association between management practices in the field of modern HRM, computer systems supporting management and the company’s economic performance, as measured by an increase in net revenue and number of customers over the last three years. In clusters where the above mentioned practices were appreciated, modal and median values of the increase reported in net revenue and number of customers were significantly higher.

PRACTICAL IMPLICATIONS: The research has shown that at a time marked by a shortage of highly skilled personnel one should pay particular attention to building an integrated and committed team of workers and to employee empowerment. The research has also shown that SME managers monitor only a fraction of basic business performance measures, which may prove to be a major risk to SMEs.

ORIGINALITY/VALUE: Previous studies have been largely conducted in a fragmentary manner, i.e. they were concerned with the relationships between the application of some practices (strategic management, BPR, entrepreneurial orientation, monitoring, etc.) and selected business effectiveness measures. In this paper, the research covered SME management practices from a variety of areas which were then compared with the entrepreneurs’ assessment as to whether the company’s economic condition changed over the last three years. It is also the first attempt in post-socialist economies to identify those SME management practices that are related to better economic results.

PMID:34780564 | DOI:10.1371/journal.pone.0259892

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Nevin Manimala Statistics

Utilization of growth monitoring and promotion services and associated factors among children aged 0-23 months in Banja District, Northwest Ethiopia 2020: A cross-sectional study

PLoS One. 2021 Nov 15;16(11):e0259968. doi: 10.1371/journal.pone.0259968. eCollection 2021.

ABSTRACT

BACKGROUND: Growth monitoring and promotion are the basic malnutrition preventive strategies usually used to assess the growth of children using anthropometric measurements in comparison with world health organization standards. However, the utilization of growth monitoring and promotion services is inadequate in most developing countries. Therefore, this study aimed to assess the utilization of growth monitoring and promotion service and associated factors among children aged 0-23-month in Banja District, Northwest Ethiopia, 2020.

METHODS: A community-based cross-sectional study was conducted from February 2 to April 1, 2020. A total of 572 children were selected using a simple random sampling technique. Data were collected using structured and pre-tested interviewer-administered questionnaires. Data were entered into Epi data version 4.6 and analyzed using the statistical package for social science (SPSS) version 25. Both binary and multivariable logistic regression analyses with a 95% confidence level were used to identify the associated factors. Statistical significance was set at p <0.05.

RESULTS: This finding revealed that the proportion of growth monitoring and promotion services utilization was 38.9% [95%CI: 34.8%, 43.0%]. Child age from 0-11 months [AOR = 4.98 (95% CI: 2.75,8.37)], mothers who can read and write Amharic language [AOR = 2.04 (95%CI: 1.02,4.08)], know the benefits of weighing their child monthly [AOR = 2.9 (95%CI: 1.23, 6.94)], presence of growth monitoring service nearby [AOR = 3.2 (95%CI: 1.59,6.31)] and monthly income ≥2000 Ethiopian birr [AOR = 1.75(95% CI = 1.08, 3.02)] were some of the factors significantly associated with utilization of growth monitoring and promotion services.

CONCLUSION AND RECOMMENDATION: The findings indicate that utilization of growth monitoring and promotion services is mainly affected by child age, mother/caregiver ability to read and write Amharic language, having maternal information on the benefit of the weighing child, presence of service nearby health facility, and mother/caregiver monthly income. Preparation of growth monitoring charts in local language (Awigna) and creating awareness on the proper utilization of growth monitoring and promotion services is strongly recommended.

PMID:34780536 | DOI:10.1371/journal.pone.0259968

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Nevin Manimala Statistics

Internal and external drivers for compliance with the COVID-19 preventive measures in Slovenia: The view from general deterrence and protection motivation

PLoS One. 2021 Nov 15;16(11):e0259675. doi: 10.1371/journal.pone.0259675. eCollection 2021.

ABSTRACT

The emergence of a pandemic is usually accompanied by different measures-economic, social, preventive, and (self)protective. In the case of the COVID-19, several preventive measures were formally enforced by state authorities in the majority of countries worldwide. Thus, during the COVID-19 pandemic, the intertwining of formal and informal social control could be observed. Hence, in this study a cross-sectional design was chosen to explore the issue in Slovenia. To the best of our knowledge, this research is the first in the current literature to empirically test the general deterrence theory in pandemic circumstances (as external factors predicting individuals’ compliance with the COVID-19 preventive measures). The results suggest an important role of informal punishment, with perceived informal severity being the only statistically significant factor from the general deterrence theory. In contrast to external factors, internal factors play a significantly greater role in promoting people’s self-protective behavior in pandemic circumstances. During the unknown, the uncertain and delicate situations with which people have no previous experience, both personal beliefs about the effectiveness of measures and perceived self-efficacy are more important than fear of formal sanctions.

PMID:34780530 | DOI:10.1371/journal.pone.0259675

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Nevin Manimala Statistics

The aggregate effect of implementation strength of family planning programs on modern contraceptive use at the health systems level in rural Malawi

PLoS One. 2021 Nov 15;16(11):e0232504. doi: 10.1371/journal.pone.0232504. eCollection 2021.

ABSTRACT

To explore the association between the strength of implementation of family planning (FP) programs on the use of modern contraceptives. Specifically, how strongly these programs are being implemented across a health facility’s catchment area in Malawi and the odds of a woman in that catchment area is using modern contraceptives. This information can be used to assess whether the combined impact of multiple large-scale FP programs is leading to change in the health outcomes they aim to improve. We used data from the 2017 Implementation Strength Assessment (ISA) that quantified how much of family planning programs at the health facility and community health worker levels were being implemented across every district of Malawi. We used a summary measure developed in a previous study that employs quantitative methods to combine data across FP domains and health system levels. We tested the association of this summary measure for implementation strength with household data from the 2015 Malawi Demographic Health Survey (DHS). We found that areas with stronger implementation of FP programs had higher odds of women using modern contraceptives compared with areas with weaker implementation. The association of ISA with use of modern contraception was different by education, marital status, and geography. After controlling for these factors, we found that the adjusted odds of using a modern contraceptive was three times higher in catchment areas with high implementation strength compared to those with lower strength. Metrics that summarize how strongly FP programs are being implemented were used to show a statistically significantly positive relationship between increasing implementation strength and higher rates of modern contraceptive use. Decisionmakers at the various levels of health authority can use this type of summary measure to better understand the combined impact of their diverse FP programming and inform future programmatic and policy decisions. The findings also reinforce the idea that having a well-supported and supplied cadre of community health workers supplementing FP provision at the health facility can be an important health systems mechanism, especially in rural settings and to target youth populations.

PMID:34780507 | DOI:10.1371/journal.pone.0232504

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Nevin Manimala Statistics

Local action plan to promote access to the health system by indigenous Venezuelans from the Warao ethnic group in Manaus, Brazil: Analysis of the plan´s development, experiences, and impact through a mixed-methods study (2020)

PLoS One. 2021 Nov 15;16(11):e0259189. doi: 10.1371/journal.pone.0259189. eCollection 2021.

ABSTRACT

BACKGROUND: The provision of care and monitoring of health are essential for indigenous Venezuelans from the Warao ethnic group, who are at risk of decimation.

OBJECTIVE: Analyze a Local Action Plan (LAP) to promote access to the health system of indigenous Venezuelans from the Warao ethnic group (IVWEG) in Manaus, Brazil.

METHOD: A mixed-methods study was performed. Quantitative data were collected to assess the provision of care and monitoring of health conditions in IVWEG through a survey that was self-completed by healthcare providers. Qualitative narrative data were collected to gain insight into IVWEG that seek care. We applied descriptive statistics, grouping analysis (GA) by hierarchical levels, and multiple correspondence analysis (MCA). Content analysis was applied to qualitative data.

RESULTS: 106 healthcare providers participated in the study, with the following characteristics: 94 (88.7%) females, 67 (63.2%) pardo race/color, 40 (37.7%) working in primary healthcare, and 49 (46.2%) nurses. In addition, 43 (40.6%) of the healthcare providers reported providing care to IVWEG. Among the providers, 89 (84%) had received training for assisting IVWEG. Additionally, 30 IVWEG were enrolled for interviews in the qualitative phase. The barriers to seeking care were language, distance to health units, and lack of money for transportation. The LAP proved to facilitate access to the health system by indigenous Venezuelans from the Warao ethnic group in Manaus. The study contributed to knowledge on a LAP addressed to IVWEG and helped improved their access to the health system, providing appropriate training for healthcare providers and other relevant actors by implementing a coherent and consistent public health policy at the local level.

PMID:34780501 | DOI:10.1371/journal.pone.0259189

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Nevin Manimala Statistics

Antimicrobial resistance profiles and associated factors of Acinetobacter and Pseudomonas aeruginosa nosocomial infection among patients admitted at Dessie comprehensive specialized Hospital, North-East Ethiopia. A cross-sectional study

PLoS One. 2021 Nov 15;16(11):e0257272. doi: 10.1371/journal.pone.0257272. eCollection 2021.

ABSTRACT

INTRODUCTION: Hospital admitted patients are at increased risk of nosocomial infections (NIs) with multi-drug resistant (MDR) pathogens which are prevalent in the hospital environment. Pseudomonas aeruginosa (P. aeruginosa) and Acinetobacter baumannii (A. baumannii) are common causes of NIs worldwide. The objective of this study is to determine antimicrobial resistance profiles and associated factors of Acinetobacter spp and P. aeruginosa NIs among hospitalized patients.

METHODS: A cross-sectional study was conducted at Dessie comprehensive specialized hospital, North-East Ethiopia, from February 1 to April 30, 2020. A total of 254 patients who were suspected of the bloodstream, urinary tract, or surgical site nosocomial infections were enrolled consecutively. Socio-demographic and other variables of interest were collected using a structured questionnaire. Specimens were collected and processed following standard microbiological procedures. Antimicrobial susceptibility was determined using the Kirby-Bauer disk diffusion method following Clinical and Laboratory Standards Institute guidelines. Data were analyzed with SPSS version 23 and p-value < 0.05 was considered statistically significant.

RESULTS: Overall, 13% of patients had nosocomial Acinetobacter spp and/or P. aeruginosa infections. The culture positivity rate was 16(6.3%) for Acinetobacter spp and 18(7.1%) for P. aeruginosa. Patients admitted in the surgical ward (Adjusted odds ratio (AOR):10.66;95% confidence interval (CI):1.22-93.23), pediatric ward (AOR:14.37;95%CI:1.4-148.5), intensive care unit (AOR:41.93;95%CI:4.7-374.7) and orthopedics (AOR:52.21;95%CI:7.5-365) were significantly at risk to develop NIs compared to patients admitted in the medical ward. Patients who took more than two antimicrobial types at admission were 94% (AOR:0.06; 95% CI:0.004-0.84) times more protected from NIs compared to those who did not take any antimicrobial. About 81% of Acinetobacter spp and 83% of P. aeruginosa isolates were MDR. Amikacin and meropenem showed promising activity against Acinetobacter spp and P. aeruginosa isolates.

CONCLUSION: The high prevalence of MDR Acinetobacter spp and P. aeruginosa nosocomial isolates enforce treating of patients with NIs based on antimicrobial susceptibility testing results.

PMID:34780494 | DOI:10.1371/journal.pone.0257272

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Nevin Manimala Statistics

A modified weighted log-rank test for confirmatory trials with a high proportion of treatment switching

PLoS One. 2021 Nov 15;16(11):e0259178. doi: 10.1371/journal.pone.0259178. eCollection 2021.

ABSTRACT

In confirmatory cancer clinical trials, overall survival (OS) is normally a primary endpoint in the intention-to-treat (ITT) analysis under regulatory standards. After the tumor progresses, it is common that patients allocated to the control group switch to the experimental treatment, or another drug in the same class. Such treatment switching may dilute the relative efficacy of the new drug compared to the control group, leading to lower statistical power. It would be possible to decrease the estimation bias by shortening the follow-up period but this may lead to a loss of information and power. Instead we propose a modified weighted log-rank test (mWLR) that aims at balancing these factors by down-weighting events occurring when many patients have switched treatment. As the weighting should be pre-specified and the impact of treatment switching is unknown, we predict the hazard ratio function and use it to compute the weights of the mWLR. The method may incorporate information from previous trials regarding the potential hazard ratio function over time. We are motivated by the RECORD-1 trial of everolimus against placebo in patients with metastatic renal-cell carcinoma where almost 80% of the patients in the placebo group received everolimus after disease progression. Extensive simulations show that the new test gives considerably higher efficiency than the standard log-rank test in realistic scenarios.

PMID:34780488 | DOI:10.1371/journal.pone.0259178

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Nevin Manimala Statistics

The impact of the incorporation of a feasible postoperative mortality model at the Post-Anaesthestic Care Unit (PACU) on postoperative clinical deterioration: A pragmatic trial with 5,353 patients

PLoS One. 2021 Nov 15;16(11):e0257941. doi: 10.1371/journal.pone.0257941. eCollection 2021.

ABSTRACT

BACKGROUND: Practical use of risk predictive tools and the assessment of their impact on outcome reduction is still a challenge. This pragmatic study of quality improvement (QI) describes the preoperative adoption of a customised postoperative death probability model (SAMPE model) and the evaluation of the impact of a Postoperative Anaesthetic Care Unit (PACU) pathway on the clinical deterioration of high-risk surgical patients.

METHODS: A prospective cohort of 2,533 surgical patients compared with 2,820 historical controls after the adoption of a quality improvement (QI) intervention. We carried out quick postoperative high-risk pathways at PACU when the probability of postoperative death exceeded 5%. As outcome measures, we used the number of rapid response team (RRT) calls within 7 and 30 postoperative days, in-hospital mortality, and non-planned Intensive Care Unit (ICU) admission.

RESULTS: Not only did the QI succeed in the implementation of a customised risk stratification model, but it also diminished the postoperative deterioration evaluated by RRT calls on very high-risk patients within 30 postoperative days (from 23% before to 14% after the intervention, p = 0.05). We achieved no survival benefits or reduction of non-planned ICU. The small group of high-risk patients (13% of the total) accounted for the highest proportion of RRT calls and postoperative death.

CONCLUSION: Employing a risk predictive tool to guide immediate postoperative care may influence postoperative deterioration. It encouraged the design of pragmatic trials focused on feasible, low-technology, and long-term interventions that can be adapted to diverse health systems, especially those that demand more accurate decision making and ask for full engagement in the control of postoperative morbi-mortality.

PMID:34780486 | DOI:10.1371/journal.pone.0257941