99 research outputs found

    Public Perception of Different Planting Techniques using Augmented Reality

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    The objective of this study was to measure public perception of the different planting techniques (block and matrix), which are used at visitor information centers (VICs) and other rights of way (ROW) areas. The main factors that affect public perception of planting techniques were identified through an extensive literature review and qualitative survey from four welcome centers in the state of Georgia. The ranking of those indicators, based on public preferences, was discovered through a quantitative survey. During the first phase of the quantitative survey, images of block and matrix were used. An iOS-based user-friendly and cost-effective augmented reality (AR) app was developed, and a significant difference was found between data with and without AR. Participants were more interactive and engaged in the survey process, largely due to the addition of the AR visuals questionnaire. The ranking of the factors being obtained from the study were: environmental benefits, sustainability, color and aesthetics, cost, maintenance, and restorative effect. The majority of the respondents expressed that block planting configuration was more aesthetically beautiful. However, when all the factors were considered, the public largely preferred matrix planting, as it tends to be more beneficial to the environment. It is sustainable, cost-effective, and requires less maintenance. Results from this study indicated that environmentally beneficial and sustainable planting was more preferred to the traveling people for ROW planting

    Seroprevalence of Subclinical HEV Infection in Healthy Pregnant Urban Dwellers of Bangladesh: Identification of Possible Risk Factors

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    Background: Hepatitis caused by hepatitis E Virus (HEV) is not uncommon in developing countries. It is usually a self-limiting conferring immunity against subsequent infection. However, HEV infection during pregnancy results in varying degree of morbidity, often fatal. The present study was designed to find out the seroprevalence of subclinical HEV infection during pregnancy at different trimesters without history of hepatitis. Materials and Methods: A total 255 asymptomatic healthy pregnant women of three trimesters (85×3=255) with no history of jaundice were included in this cross-sectional study. The subjects were sub-grouped according to socioeconomic status and education level. HEV IgG antibody in serum was determined by enzyme linked immunosorbent assay (ELISA). Results were expressed as number (percent). Chi-square, Odds Ratio and 95% CI were calculated as applicable. Data analyses were carried out using statistical package for social science for Windows Version 15.0. A p<0.05 was taken as level of significance. Results: Seropositivity for HEV IgG was 38% (96/255) in pregnant women; the higher percentages were recorded in the 2nd and 3rd trimesters − 41% and 46% respectively. The seropositivity of HEV IgG was significantly high in pregnant women with low education level ((p=0.001; OR=2.70, 95% CI=1.602−4.575) and low socioeconomic status (OR=7.54, 95% CI=4.118−13.029) having monthly income below 27,000 taka (p=0.001). Conclusion: Data concluded that seroprevalence of anti-HEV IgG is higher at third trimester in pregnant women in Bangladesh where low socio-economic status and less education level were identified as possible risk factors. Appropriate measures may diminish the possible exposure to infection and reduce maternal mortality

    Causes and management of secondary postpartum haemorrhage in a tertiary medical college hospital in Bangladesh

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    Background: Globally postpartum haemorrhage remains a leading cause of maternal death. It affects only 1-2% of postnatal women. This low incidence of secondary PPH and linkage to maternal morbidity rather than mortality was the reason for the little attention among obstetricians, but it is recently gaining importance and interest with the increase morbidity and mortality related to secondary PPH.Methods: A retrospective study was conducted on the diagnosed patients of secondary PPH admitted in Enam Medical College and Hospital, Dhaka, Bangladesh, from January 2015 to December 2016. Among 33 cases of secondary PPH age of the patients, parity, mode of delivery, causes and management were noted from medical records. All data was analyzed by SPSS16.Results: Among 33 patients 14 (42.4%) were primi and 19 (57.6%) were multipara, age between 18 to 38 years, majority admitted 2nd and 3rd week after delivery. Among 33 patients 12% delivered vaginally at home and 30% vaginally at hospital and 58% undergone LUCS. We found 34% retained bits of placenta, 27% uterine wound dehiscence, 24% retained clots and 15% endometritis as causes. Less than 3 units blood needed in 22 (66.7%) patients and 11 (33.3%) needed more than 3 units. About 6 (18%) patients were treated conservatively, MVA were needed in 18 (55%) patients, repair of wound in 4 (12%) and TAH was in 5 (15%).Conclusions: Secondary PPH is increasing may result in significant maternal morbidity as well as mortality. More study needed to identify the risk factors and causes to reduce maternal mortality and morbidity

    Socioeconomic correlates of overweight and obesity among ever-married urban women in Bangladesh

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    Background The escalating prevalence of overweight and obesity globally is reflected amongst urban women in many low-to-middle income countries. Evidence also shows that overweight and obesity is an increasing trend in Bangladesh. The present study assessed the prevalence and socioeconomic determinants of overweight and obesity among urban women in Bangladesh. Methods Data were extracted from Bangladesh Demographic and Health Survey (BDHS) 2014. A two-stage stratified sampling technique has been used for data collection in this cross-sectional survey. A sample of 1701 ever-married non-pregnant urban women aged 15–49 years was selected for statistical analysis. Descriptive analysis, multiple binomial logistic regression analysis were executed in this study. Results The prevalence of overweight and obesity was 34% (95% CI, 0.30–0.38) among urban Bangladeshi women. The probability of being overweight and obese increased with increasing age and wealth index. The likelihood of being overweight and obese among the oldest women surveyed (40–49 years) was 4.3 times (OR = 4.3, 95% CI: 2.1–8.8) higher relative to the youngest women (15–19 years). The wealthiest women had 4.1 times (OR = 4.1, 95% CI: 2.5–6.7) higher likelihood of being overweight and obese compared to the reference group of poorest women. Women having higher education (OR = 1.7, 95% CI: 1.0–2.6) were more likely to be overweight and obese. However, women who were no longer living with their husband or separated from their husband were (OR = 0.4, 95% CI: 0.2–0.8) less likely to be overweight and obese. Conclusion This study provides evidence that a large number of urban women were overweight and obese in Bangladesh. Women having higher levels of education, being older and belonging in both poorer and richest wealth quintile were at risk of being overweight and obese. Appropriate health promoting interventions based on these factors should be envisaged to reduce this problem

    Post traumatic stress disorder and the associated factors among the survivors of road traffic accident attending in a specialized hospital in Dhaka

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    Background: Post traumatic stress disorder (PTSD) is the most common mental disorder occurring among survivors of road traffic accidents (RTA). It could result in long-term adverse consequences if left untreated, mainly leading to social and functional impairments of RTA survivors, which finally results in a poor quality of life. Objectives: To assess the prevalence of PTSD among the RTA survivors and the associated factors of it. Materials & methods: An institution-based cross-sectional study was carried out among 202 admitted RTA patients in the inpatient department of a specialized hospital in Dhaka city for one year duration. Data were collected from these patients using a semi structured interview administered questionnaire where the Diagnostic and Statistical Manual-IV DSM-IV(PCL-S) checklist used to assess PTSD. The collected data were analyzed by using SPSS software (Version 21) and p < 0.05 considered as significant. Results: A total 202 RTA patients were included in the study and the prevalence of probable PTSD among RTA survivors was 41.1% according to DSM-IV(PCL-S) checklist. The mean age of RTA survivors found 37.6 (±13.2) years, majority 57.4% belongs to 18-30 years age group. The mean PTSD score found was 44.1(±8.2), 9.2% RTA survivors had previous history of known depressive symptoms. Among the socio-demographic attributes, age and occupation were significantly associated with the PTSD; other accident related factors like time since accident and type of accident were strongly associated with the PTSD. Conclusion: This study found a high prevalence of PTSD among RTA survivors with some associated significant sociodemographic and accident-related factors. The findings suggest a need for early screening for PTSD among the survivors of RTA

    A Study on Multiresolution based Image Fusion Rules using Intuitionistic Fuzzy Sets

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    The purpose of image fusion is to create a single image that optimizes the amount of data also highlight the necessary information from two or more source images. There are various types of pixel based image fusion methods such as AVG, Principle Component Analysis (PCA), Intensity Hue Saturation (IHS), Brovey Transform (BT), Discrete Wavelet Transform (DWT) etc. But Stationary wavelet Transform (SWT) based fusion method provides better fusion result with less color distortion. On the other-hand, Intuitionistic Fuzzy Set (IFS) helps to remove the barrier of vagueness and uncertainties from the fused image. That is why; this paper focus several types of fusion methods using SWT with different IFS operations for find the better one that is helpful for human perception also for next generation image processing.

    Effect of municipal solid waste compost and NPK fertilizer on growth, yield and protein content of rice (cv. BRRI dhan49)

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    An experiment was conducted to study the effect of municipal solid waste compost (MSWC) on growth, yield and protein content as well as to know the effect of combined application of MSWC and NPK fertilizers in rice (cv. BRRI dhan49). There were six treatments including- T0 = Control (No fertilizer or no MSWC); T1= 100% Recommended Doses of Fertilizers (RDF) NPK; T2 = (MSWC @ 5 t ha-1+ 75% RDF); T3= (MSWC @ 7. 5t ha-1+ 50% RDF); T4= (MSWC @ 10 t ha-1 + 25% RDF); T5 = (MSWC @ 10 t ha-1). The experiment was laid out in a randomized complete block design (RCBD) with three replications. Our results showed that the integrated application of MSWC and different RDF% had a significant impact on various plant growth and yield parameters including plant height, panicle length, number of effective tillers per hill, number of filled grains per panicle, 1000-grain weight (g), and grain and straw yield of rice. In case of T2 treatment, highest grain yield (5.70 t ha-1), straw yield (7.71 t ha-1) and protein content (5.875%) were obtained. Thus, the result indicated that combined application of MSWC with NPK performed better than the single application of either MSWC or NPK fertilizer

    Skeletal Pattern of Bangladeshi Patients with Class II Malocclusion Attending in a Selected Private Setting

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    Background: The term "Class II malocclusion" encompasses a range of dental and skeletal characteristics, making precise diagnosis and treatment planning challenging. This study aimed to examine 32 Bangladeshi patients with Class II malocclusion to evaluate maxillary and mandibular skeletal positions using cephalometric measurements commonly used in clinical practice. Methods: Study casts and lateral cephalograms of 32 patients (17 females and 15 males) with Class II malocclusion were analyzed. Inclusion criteria comprised Class II molar relationship, the absence of craniofacial deformities, and no previous orthodontic treatment. Cephalometric measurements included SNA, SNB, and ANB angles, and data were analyzed using SPSS software. Results: Among the patients, 53% exhibited maxillary skeletal protrusion, 43% had mandibular retrusion, and only 3.1% presented both maxillary protrusion and mandibular retrusion. Surprisingly, 31.2% showed maxillary skeletal retrusion, and 28.1% exhibited mandibular protrusion, highlighting the significant variation in skeletal patterns within this cohort. Conclusion: Our findings emphasize the diverse skeletal patterns present among Bangladeshi patients with Class II malocclusion. The implications of these variations for treatment planning are substantial, as the treatment approach may differ depending on the underlying skeletal pattern. Given this diversity, individualized assessment and tailored treatment strategies are essential to achieve optimal outcomes. While this study has provided valuable insights, future research with larger and more diverse samples is warranted to further explore these complex relationships

    Group prenatal care experiences among pregnant women in a Bangladeshi community

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    BACKGROUND: Complications during pregnancy, childbirth, and following delivery remain significant challenges that contribute to maternal morbidity and mortality, thus affecting health systems worldwide. Group prenatal care (GPC) is an integrated approach incorporating peer support and health education that provides prenatal care in a group setting. The GPC approach was piloted in a district of Bangladesh to measure the feasibility and effectiveness of GPC compared to individual care. Understanding the experiences of women of receiving this grouped care approach is crucial to understand the perspectives, perception, and acceptability of the programme among mothers, which are lack in Bangladesh. The objective of the present study was to understand the core experiences and perspectives of mothers who participated in GPC sessions during their pregnancy period. METHODS: A qualitative research approach was used to understand the experiences of women receiving GPC. A total of 21 in-depth interviews were conducted in this study targeting pregnant mothers who attended all recommended GPC sessions. Face-to-face interviews were conducted by trained and experienced interviewers using a specific interview guideline to achieve detailed responses. Thematic analysis was conducted to analyse the data. RESULTS: Mothers appreciated receiving pregnancy care in group setting and expressed their preferences towards GPC compared to individual care. Themes included the comprehensiveness of GPC, prescheduled appointments and reduced waiting time, social gathering, coping with common discomforts, relationship with service providers, birth preparedness, and recommendations from participating mothers. The themes conveyed overall positive experiences of the participating mothers, with suggestions for further betterment of the programme. Nevertheless, the reported experiences of women involved in the study suggests that the inclusion of a specialist in group care, post-partum care, and family planning advice will be more beneficial in the GPC model. CONCLUSIONS: The overall experiences of the women in the present study suggest that GPC is helpful for them, and it is useful to reduce complications during pregnancy. The GPC model promises movement towards family-supported care, as explained by the participants
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