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Nevin Manimala Statistics

Farm management practices, biosecurity and influenza a virus detection in swine farms: a comprehensive study in colombia

Porcine Health Manag. 2022 Oct 5;8(1):42. doi: 10.1186/s40813-022-00287-6.

ABSTRACT

Biosecurity protocols (BP) and good management practices are key to reduce the risk of introduction and transmission of infectious diseases into the pig farms. In this observational cross-sectional study, survey data were collected from 176 pig farms with inventories over 100 sows in Colombia. We analyzed a complex survey dataset to explore the structure and identify clustering patterns using Multiple Correspondence Analysis (MCA) of swine farms in Colombia, and estimated its association with Influenza A virus detection. Two principal dimensions contributed to 27.6% of the dataset variation. Farms with highest contribution to dimension 1 were larger farrow-to-finish farms, using self-replacement of gilts and implementing most of the measures evaluated. In contrast, farms with highest contribution to dimension 2 were medium to large farrow-to-finish farms, but implemented biosecurity in a lower degree. Additionally, two farm clusters were identified by Hierarchical Cluster Analysis (HCA), and the odds of influenza A virus detection was statistically different between clusters (OR 7.29, CI: 1.7,66, p = < 0.01). Moreover, after logistic regression analysis, three important variables were associated with higher odds of influenza detection: (1) “location in an area with a high density of pigs”, (2) “farm size”, and (3) “after cleaning and disinfecting, the facilities are allowed to dry before use”. Our results revealed two clustering patterns of swine farms. This systematic analysis of complex survey data identified relationships between biosecurity, husbandry practices and influenza status. This approach helped to identify gaps on biosecurity and key elements for designing successful strategies to prevent and control swine respiratory diseases in the swine industry.

PMID:36199147 | DOI:10.1186/s40813-022-00287-6

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The relationship between aggressive behaviors of preschool children and the violence against Iranian women in the COVID-19 pandemic

BMC Womens Health. 2022 Oct 5;22(1):406. doi: 10.1186/s12905-022-01954-0.

ABSTRACT

BACKGROUND: During epidemics, supports are limited and individual and collective vulnerabilities as well as domestic violence are increased. Therefore, various groups in society, especially children and their mothers, are extremely vulnerable. This study aimed to assess the relationship between aggressive behaviors of preschool children and the violence against Iranian women during the COVID-19 pandemic.

METHODS: This descriptive-correlational study was conducted in October-November 2020. Stratified random sampling was performed among preschool children in Kerman. Data were collected using the Violence toward Women Inventory and the Aggression scale for preschoolers Scale. Data were analyzed using SPSS25, ANOVA, independent t-test, and Pearson correlation test.

RESULTS: The results showed that the total mean scores of violence against women and preschoolers’ aggression were 54.43 ± 10.6 and 88.44 ± 6.5, respectively. The results showed a statistically significant difference in aggressive behaviors of preschool children, mother’s job, number of children, mother’s education, income, and age. A positive and significant relationship was also found between the subscales of violence against women and aggression in preschool children.

CONCLUSIONS: The results showed a positive and significant relationship between violence against women and aggression of preschool children. Therefore, it is recommended that parents identify and eliminate the risk factors for domestic violence during the COVID-19 in order to protect their children. Parents also must learn coping strategies for stress and resilience in the epidemic crises.

PMID:36199132 | DOI:10.1186/s12905-022-01954-0

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Nevin Manimala Statistics

Midwives’ knowledge and practice of Respectful Maternity Care: a survey from Iran

BMC Pregnancy Childbirth. 2022 Oct 5;22(1):752. doi: 10.1186/s12884-022-05065-4.

ABSTRACT

BACKGROUND: In the past decade, countries worldwide aimed to evaluate the quality of childbirth care and reduce the high rates of disrespect and abuse during childbirth. Few studies have attempted to identify providers’ characteristics associated with respectful maternity care quantitatively. This study aims to evaluate midwives’ knowledge and practice of respectful maternity care (RMC).

METHODS: A cross-sectional study was carried out in 15 teaching and non-teaching hospitals in Tehran, Iran. The hospitals were selected by using a cluster sampling design. Midwives’ Knowledge and Practice of Respectful Maternity Care scale (MKP-RMC) was administered to 250 midwives working in maternity units at study hospitals. The data were analysed by statistics package for social science (SPSS, version 21.0, Chicago, IL).

RESULTS: Findings demonstrated that the mean score for knowledge and practice of midwives were 20.96 ± 3.54 and 101.64 ± 11.49, respectively. Also, in both knowledge and practice scales, midwives had the highest score in “providing safe care’ domain and the lowest score in “preventing mistreatment” domain.

CONCLUSION: Our findings showed that for Iranian midwives, providing care to preserve mothers’ and their babies’ wellbeing is more critical than preventing maternal mistreatment, resulting from the importance of the care provision in the Iranian healthcare system. Promoting midwives’ knowledge and practice through developing a tailored educational program to prevent mistreatment and providing emotional support alongside physical care is recommended.

PMID:36199103 | DOI:10.1186/s12884-022-05065-4

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Nevin Manimala Statistics

Africa-wide meta-analysis on the prevalence and distribution of human cystic echinococcosis and canine Echinococcus granulosus infections

Parasit Vectors. 2022 Oct 5;15(1):357. doi: 10.1186/s13071-022-05474-6.

ABSTRACT

BACKGROUND: Echinococcosis is a neglected zoonosis of increasing public health concern worldwide. According to the World Health Organization, 19,300 lives and 871,000 disability-adjusted life-years are lost globally each year because of cystic echinococcosis. Annual costs associated with cystic echinococcosis were estimated at US$ 3 billion because of treatment of cases and losses in the livestock industry.

METHODS: We performed the random-effects model of meta-analysis using 51-year (1970-2021) data available from AJOL, Google Scholar, PubMed, Science Direct, Scopus and Web of Science. We also applied the Joanna Briggs Institute critical appraisal instrument for studies reporting prevalence data, the Cochran’s Q-test, Egger’s regression test and the single study deletion technique to respectively examine within-study bias, heterogeneity, across-study bias and sensitivity.

RESULTS: Thirty-nine eligible studies on human cystic echinococcosis (HCE) from 13 countries across the five African sub-regions showed an overall prevalence of 1.7% (95% CI 1.1, 2.6) with a statistically significant (P < 0.001) sub-group range of 0.0% (95% CI 0.0, 14.1) to 11.0% (95% CI 7.6, 15.7). Highest prevalences were observed in Eastern Africa (2.7%; 95% CI 1.4, 5.4) by sub-region and Sudan (49.6%; 95% 41.2, 58.1) by country. Another set of 42 studies on Echinococcus granulosus infections (EGI) in dogs from 14 countries across the five African sub-regions revealed an overall prevalence of 16.9% (95% CI 12.7, 22.3) with a significant (P < 0.001) variation of 0.4 (95% CI 0.0, 5.9) to 35.8% (95% CI 25.4, 47.8) across sub-groups. Highest prevalences of E. granulosus were observed in North Africa (25.6%; 95% CI 20.4, 31.6) by sub-region and Libya (9.2%; 95% CI 5.7, 13.9) by country.

CONCLUSION: Human cystic echinococcosis and EGI are respectively prevalent among Africans and African dogs. We recommend a holistic control approach that targets humans, livestock, dogs and the environment, which all play roles in disease transmission. This approach should involve strategic use of anthelminthics in animals, standardized veterinary meat inspection in abattoirs, control of stray dogs to reduce environmental contamination and proper environmental sanitation. Mass screening of humans in hyper-endemic regions will also encourage early detection and treatment.

PMID:36199100 | DOI:10.1186/s13071-022-05474-6

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Nevin Manimala Statistics

Need for numbers: assessing cancer survivors’ needs for personalized and generic statistical information

BMC Med Inform Decis Mak. 2022 Oct 5;22(1):260. doi: 10.1186/s12911-022-02005-2.

ABSTRACT

BACKGROUND: Statistical information (e.g., on long-term survival or side effects) may be valuable for healthcare providers to share with their patients to facilitate shared decision making on treatment options. In this pre-registered study, we assessed cancer survivors’ need for generic (population-based) versus personalized (tailored towards patient/tumor characteristics) statistical information after their diagnosis. We examined how information coping style, subjective numeracy, and anxiety levels of survivors relate to these needs and identified statistical need profiles. Additionally, we qualitatively explored survivors’ considerations for (not) wanting statistical information.

METHODS: Cancer survivors’ need for statistics regarding incidence, survival, recurrence, side effects and quality of life were assessed with an online questionnaire. For each of these topics, survivors were asked to think back to their first cancer diagnosis and to indicate their need for generic and personalized statistics on a 4-point scale (‘not at all’- ‘very much’). Associations between information coping style, subjective numeracy, and anxiety with need for generic and personalized statistics were examined with Pearson’s correlations. Statistical need profiles were identified using latent class analysis. Considerations for (not) wanting statistics were analyzed qualitatively.

RESULTS: Overall, cancer survivors (n = 174) had a higher need for personalized than for generic statistics (p < .001, d = 0.74). Need for personalized statistics was associated with higher subjective numeracy (r = .29) and an information-seeking coping style (r = .41). Three statistical need profiles were identified (1) a strong need for both generic and personalized statistics (34%), (2) a stronger need for personalized than for generic statistics (55%), and (3) a little need for both generic and personalized statistics (11%). Considerations for wanting personalized cancer statistics ranged from feelings of being in control to making better informed decisions about treatment. Considerations for not wanting statistics related to negative experience with statistics and to the unpredictability of future events for individual patients.

CONCLUSIONS: In light of the increased possibilities for using personalized statistics in clinical practice and decision aids, it appears that most cancer survivors want personalized statistical information during treatment decision-making. Subjective numeracy and information coping style seem important factors influencing this need. We encourage further development and implementation of data-driven personalized decision support technologies in oncological care to support patients in treatment decision making.

PMID:36199092 | DOI:10.1186/s12911-022-02005-2

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Nevin Manimala Statistics

Is the assumption of equal distances between global assessment categories used in borderline regression valid?

BMC Med Educ. 2022 Oct 5;22(1):708. doi: 10.1186/s12909-022-03753-5.

ABSTRACT

BACKGROUND: Standard setting for clinical examinations typically uses the borderline regression method to set the pass mark. An assumption made in using this method is that there are equal intervals between global ratings (GR) (e.g. Fail, Borderline Pass, Clear Pass, Good and Excellent). However, this assumption has never been tested in the medical literature to the best of our knowledge. We examine if the assumption of equal intervals between GR is met, and the potential implications for student outcomes.

METHODS: Clinical finals examiners were recruited across two institutions to place the typical ‘Borderline Pass’, ‘Clear Pass’ and ‘Good’ candidate on a continuous slider scale between a typical ‘Fail’ candidate at point 0 and a typical ‘Excellent’ candidate at point 1. Results were analysed using one-sample t-testing of each interval to an equal interval size of 0.25. Secondary data analysis was performed on summative assessment scores for 94 clinical stations and 1191 medical student examination outcomes in the final 2 years of study at a single centre.

RESULTS: On a scale from 0.00 (Fail) to 1.00 (Excellent), mean examiner GRs for ‘Borderline Pass’, ‘Clear Pass’ and ‘Good’ were 0.33, 0.55 and 0.77 respectively. All of the four intervals between GRs (Fail-Borderline Pass, Borderline Pass-Clear Pass, Clear Pass-Good, Good-Excellent) were statistically significantly different to the expected value of 0.25 (all p-values < 0.0125). An ordinal linear regression using mean examiner GRs was performed for each of the 94 stations, to determine pass marks out of 24. This increased pass marks for all 94 stations compared with the original GR locations (mean increase 0.21), and caused one additional fail by overall exam pass mark (out of 1191 students) and 92 additional station fails (out of 11,346 stations).

CONCLUSIONS: Although the current assumption of equal intervals between GRs across the performance spectrum is not met, and an adjusted regression equation causes an increase in station pass marks, the effect on overall exam pass/fail outcomes is modest.

PMID:36199083 | DOI:10.1186/s12909-022-03753-5

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Nevin Manimala Statistics

Magnitude of unmet need for family planning and its predictors among reproductive age women in high fertility regions of Ethiopia: Evidence from Ethiopian Demographic and Health Survey

BMC Womens Health. 2022 Oct 5;22(1):408. doi: 10.1186/s12905-022-01982-w.

ABSTRACT

BACKGROUND: Unmet need for family planning refers to fertile women who want to limit or space their delivery but are not using contraceptive methods. Despite multiple studies were conducted to address family planning in Ethiopia, there is limited information on unmet need in high fertility regions. Knowing the magnitude and predictors of unmet need in the study area helps as an impute for interventions. Therefore, this study aims to assess the magnitude and predictors of unmet need for family planning among reproductive age women in high fertility regions of Ethiopia.

METHODS: A secondary data analysis was performed using the Ethiopian Demographic and Health Survey 2016. A total sample weight of 4312 currently married reproductive age women were included in this study. A multilevel mixed-effect binary logistic regression model was fitted. Finally, the odds ratios along with the 95% confidence interval were generated to determine the individual and community level factors of unmet need for family planning. A p-value less than 0.05 was declared as statistical significance.

RESULTS: The overall unmet need for family planning among currently married reproductive-age women in high fertility regions of Ethiopia was 29.78% (95% CI: 28.26, 31.3). Women with no formal education (AOR: 1.65, 95% CI: 1.17, 2.15), women in the poor wealth quantile (AOR: 1.67, 95% CI: 1.34, 2.09), women with no media exposure (AOR: 1.32, 95% CI: 1.09, 1.58), multiparous women (AOR: 1.57, 95% CI: 1.15, 2.16), sex of household head (AOR: 1.39, 95% CI: 1.11, 1.77) and rural residency (AOR: 2.45, 95% CI: 1.12, 3.59) were predictors of unmet need for family planning.

CONCLUSION: The magnitude of unmet need for family planning among currently married reproductive-age women in high fertility regions of Ethiopia was high when compared to the national average and the United Nations sphere standard of unmet need for family planning. Education, wealth index, mass media, parity, sex of household head, and residence were independent predictors of unmet need for family planning among reproductive-age women in high fertility regions of Ethiopia. Any interventional strategies that reduce the unmet need for family planning should consider these factors to overcome the problems in the regions.

PMID:36199076 | DOI:10.1186/s12905-022-01982-w

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Nevin Manimala Statistics

Magnitude of impaired fasting glucose and undiagnosed diabetic mellitus and associated risk factors among adults living in Woreta town, northwest Ethiopia: a community-based cross-sectional study, 2021

BMC Endocr Disord. 2022 Oct 5;22(1):243. doi: 10.1186/s12902-022-01156-7.

ABSTRACT

BACKGROUND: Impaired fasting glucose (IFG) is an early warning system that provides prior information to prevent the future development of DM and diabetes-related problems, but early detection of DM is not practically applicable in Ethiopia. This study was aimed to assess the magnitude of impaired fasting glucose and undiagnosed diabetes mellitus (DM) and associated factors.

METHODS: A community-based, cross-sectional study was conducted from May to June 30, 2021. A structured interviewer-administered questionnaire was used to collect data. Anthropometric measurements were also recorded. A fasting blood sugar (FBS) test was assessed by samples taken early in the morning. Epi-Info 7.2.5.0 was used to enter data, which was then exported to SPSS 25 for analysis. To identify factors associated with IFG, logistics regression was used. The level of statistical significance was declared at p 0.05.

RESULT: Three hundred and twenty-four (324) participants with a mean age of 43.76 ± 17.29 years were enrolled. The overall magnitude of impaired fasting glucose (IFG) and undiagnosed diabetes mellitus (DM) were 43.2% and 10.0%, respectively. Waist circumference (AOR: 1.72, 95% CI 1.23-3.14), hypertension (AOR: 3.48, 95% CI 1.35-8.89), family history of Diabetic mellitus (AOR: 2.34, 95% CI 1.37-5.79) and hypertriglyceridemia (AOR: 2.35, 95% CI 1.41-5.43) were found to be independently associated with impaired fasting glucose.

CONCLUSION: Individuals who are overweight, hypertriglyceridemia, and are hypertensive should have regular checkups and community-based screening.

PMID:36199073 | DOI:10.1186/s12902-022-01156-7

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Nevin Manimala Statistics

What predicts delayed first antenatal care contact among primiparous women? Findings from a cross-sectional study in Nigeria

BMC Pregnancy Childbirth. 2022 Oct 5;22(1):750. doi: 10.1186/s12884-022-05079-y.

ABSTRACT

BACKGROUND: Delayed first antenatal care contact refers to first antenatal care contact occurring above twelfth weeks of gestation. Studies in Nigeria and in other countries have examined the prevalence and predictors of delayed first antenatal care contact. Nevertheless, existing studies have rarely examined the predictors among primiparous women. In addition, the evidence of higher health risks associated with primigravida emphasizes the need to focus on primiparous women. This study, therefore, examined the predictors of delayed first antenatal care contact among primiparous women in Nigeria.

METHODS: The study was a descriptive cross-sectional design that analyzed data extracted from the 2018 Nigeria Demographic and Health Survey. The study analyzed a weighted sample of 3,523 primiparous women. The outcome variable was delayed first antenatal care contact. explanatory variables were grouped into predisposing, enabling, and need factors. The predisposing factors were maternal age, education, media exposure, religion, household size, The knowledge of the fertile period, and women’s autonomy. The enabling factors were household wealth, employment status, health insurance, partner’s education, financial inclusion, and barriers to accessing healthcare. The need factors were pregnancy wantedness and spousal violence during pregnancy. Data were analyzed using Stata 14. Two multivariable logistic regression models were fitted. Statistical significance was set at p < 0.05.

RESULTS: Nearly two-thirds (65.0%) of primiparous women delayed first antenatal care contact. Maternal age, maternal education, media exposure, religion, household membership, and knowledge of the fertile period were predisposing factors that significantly influenced the likelihood of delayed first antenatal care contact. Also, household wealth, employment status, health insurance, partner’s education, perception of distance to the health facility, and financial inclusion were enabling factors that had significant effects on delayed first antenatal care contact. Pregnancy wantedness was the only need factor that significantly influenced the likelihood of delayed first antenatal care contact.

CONCLUSION: The majority of primiparous women in Nigeria delayed first antenatal care contact and the delay was predicted by varied predisposing, enabling, and need factors. Therefore, a public health education program that targets women of reproductive age especially primiparous women is needed to enhance early antenatal care contact in the country.

PMID:36199063 | DOI:10.1186/s12884-022-05079-y

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Underweight and its associated factors among pediatrics attending HIV Care in South Gondar Zone public health facilities, Northwest Ethiopia, 2021

BMC Pediatr. 2022 Oct 5;22(1):575. doi: 10.1186/s12887-022-03630-6.

ABSTRACT

BACKGROUND: Malnutrition associated with HIV infection is a complex condition, with HIV-positive children having a higher mortality rate than HIV-negative children, resulting in significant morbidity and mortality in children. Data from a variety of situations are needed to counter this, but the evidence is limited, especially for the nutritional status of HIV-infected children. Therefore, this study aims to assess the magnitude of underweight and factors associated with it in children receiving antiretroviral therapy.

METHODS: An institutional-based cross-sectional study was conducted among HIV-positive children in South Gondar, Northwest Ethiopia. Data were collected using an interviewer-administered questionnaire and anthropometry measurement. Data were coded and entered into Epi-Data Version 3.1 and analyzed using SPSS Version 25. Bivariable and multivariable binary logistic regression models were used to identify factors associated with nutritional status and variables with p-values ˂0.05 in multivariable logistic regression were considered as statistically significant factors.

RESULTS: Of 406 participants, 379 participant were included in the study, which corresponds to a response rate of 93.3%. About one-third (36.4%) of the caregivers were not first relatives and 162 (42.7%) were unable to read and write. Of the study participants, 101 (26.6%) had a CD4 count below the normal threshold. Ninety (23.7%) of those questioned did not follow any nutritional advice from health care workers. In this study, the prevalence of underweight was 106 (28%). In the multivariable analysis being younger age, having low CD4 count, having recurrent diarrhea, and having poor adherence to dietary advice was significantly associated with being underweight.

CONCLUSION: This study found that the prevalence of underweight among HIV-positive children in south Gondar is significantly high. Therefore, HIV-positive pediatrics who are young, have low CD4 counts, have recurrent diarrhea, and do not adhere to dietary recommendations need to detect and monitor nutritional problems promptly.

PMID:36199059 | DOI:10.1186/s12887-022-03630-6