Publications by authors named "Joanne Katz"

Nepal launched its COVID-19 vaccination campaign in January 2021 through the COVID-19 Vaccines Global Access (COVAX) facility. Vaccine coverage, especially in low- and middle-income countries (LMICs), is measured using administrative-level data; however, this source is often subject to biases and limitations. We conducted a household survey in rural Sarlahi District, Nepal, to estimate COVID-19 vaccine coverage and assess associations with participant characteristics among adults.

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Background: Efforts to improve maternal health have focused on measuring health and nutrition service coverage. Despite improvements in service coverage, maternal mortality rates remain high. This suggests that coverage indicators alone do not fully capture the quality of care and may overestimate the health benefits of a service.

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Background: Impaired linear growth and stunting in children under 5 y is a marker of multiple deprivations in low-income and middle-income countries.

Objectives: We aimed to assess drivers and policies influencing improvements in linear growth and stunting reduction in 10 countries with annual rates of reduction in childhood stunting averaging 1.1% (range: 0.

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Background: Does preschool height predict adult stature in undernourished settings? The extent to which preschool length or height forecasts young adult stature is unclear in chronically undernourished populations.

Methods: In 2006-8, we assessed height in a cohort of 2074 young adults, aged 16-23 years, in rural Nepal who, as preschoolers (≤ 4 year), were measured at baseline and again 16 months later during a vitamin A supplementation trial in 1989-91. We assessed by linear regression the ability of preschool length (L, measured < 24 mo) or height (Ht, 24-59 mo), at each year of age to predict 16-23 year old height, adjusted for month of young adult age, interval duration (in months), caste, preschool weight-for-height z-score and, in young women, time since menarche, marriage status and pregnancy history.

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Maternal hypertension may be an underrecognized but important risk factor for perinatal death in low resource settings. We investigated the association of maternal hypertension and perinatal mortality in rural Bangladesh. This nested, matched case-control study used data from a 2019 cross-sectional survey and demographic surveillance database in Baliakandi, Bangladesh.

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Introduction: Estimates for cause-specific mortality for neonates are generally available for all countries for neonates overall (0 to 28 days). However, cause-specific mortality is generally not being estimated at higher age resolution for neonates, despite evidence of heterogeneity in the causes of deaths during this period. We aimed to use the adapted log quadratic model in a setting where verbal autopsy was the primary means of determining cause of death.

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Introduction And Hypothesis: Risk factors for pelvic floor disorders (PFDs) are not well understood in lower resource settings. The objective of this study is to determine the risk factors associated with stress urinary incontinence (SUI), urge urinary incontinence (UUI), and pelvic organ prolapse (POP) among women of reproductive age in rural Nepal.

Methods: This is a case-control study nested within a community-based cross-sectional survey of parous women of reproductive age with PFDs in the Sarlahi District of Nepal.

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Background: Strategies to increase COVID-19 vaccine coverage require an understanding of the extent and drivers of vaccine hesitancy and trust in government related to COVID-19 vaccine programs, especially in low-resource communities.

Methods: We conducted a cross-sectional household survey post-COVID-19 vaccine introduction among adults (n = 362) in four municipalities in Sarlahi District, Nepal from August to December 2022. The survey included modules on participant demographics and socioeconomic factors and vaccine hesitancy, information seeking, and trust in authorities related to COVID-19 vaccination.

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Background: A significant number of women die from pregnancy and childbirth complications globally, particularly in low- and middle-income countries (LMICs). Receiving at least four antenatal care (ANC) visits may be important in reducing maternal and perinatal deaths. This study investigates factors associated with attending ≥ 4 ANC visits in Sarlahi district of southern Nepal.

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Introduction: Hospital-based studies have demonstrated topical applications of sunflower seed oil (SSO) to skin of preterm infants can reduce nosocomial infections and improve survival. In South Asia, replacing traditional mustard with SSO might have similar benefits.

Methods: 340 communities in Sarlahi, Nepal were randomised to use mustard oil (MO) or SSO for community practice of daily newborn massage.

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Objective: To describe the mortality risks by fine strata of gestational age and birthweight among 230 679 live births in nine low- and middle-income countries (LMICs) from 2000 to 2017.

Design: Descriptive multi-country secondary data analysis.

Setting: Nine LMICs in sub-Saharan Africa, Southern and Eastern Asia, and Latin America.

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Objectives: This study aimed to examine the validity of maternal recall of total number of antenatal care (ANC) visits during pregnancy and factors associated with the accuracy of maternal recall.

Design: This was a longitudinal cohort study conducted from December 2018 through November 2020.

Setting: Five government health posts in the Sarlahi district of Southern Nepal.

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Introduction: Countries without complete civil registration and vital statistics systems rely on retrospective full pregnancy history surveys (FPH) to estimate incidence of pregnancy and mortality outcomes, including stillbirth and neonatal death. Yet surveys are subject to biases that impact demographic estimates, and few studies have quantified these effects. We compare data from an FPH vs.

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Introduction: Many women in low and middle-income countries enter pregnancy with low nutritional reserves with increased risk of fetal growth restriction and poor birth outcomes, including small-for-gestational-age (SGA) and preterm birth. Balanced energy-protein (BEP) supplements have shown reductions in risk of stillbirth and SGA, yet variations in intervention format and composition and limited evidence on the impact of BEP during lactation on growth outcomes warrant further study. This paper describes the protocol of the Maternal Infant Nutrition Trial (MINT) Study, which aims to evaluate the impact of a fortified BEP supplement during pregnancy and lactation on birth outcomes and infant growth in rural Nepal.

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Objectives: To assess the association between maternal characteristics, adverse birth outcomes (small-for-gestational-age (SGA) and/or preterm) and neonatal mortality in rural Nepal.

Design: This is a secondary observational analysis to identify risk factors for neonatal mortality, using data from a randomised trial to assess the impact of newborn massage with different oils on neonatal mortality in Sarlahi district, Nepal.

Setting: Rural Sarlahi district, Nepal.

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Health care systems in low- and middle-income countries may not meet the needs of pregnant women where the burden of diabetes and hypertension is rapidly increasing. We asked recently pregnant women about ever having been screened for or diagnosed with hypertension or diabetes and their ANC-seeking experiences in a cross-sectional survey. We used chi-squared tests and logistic regression to test the associations between self-reported coverage of hypertension and diabetes screening, diagnoses, and elements of ANC by age, wealth, educational attainment, and gravidity.

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Article Synopsis
  • Infant and neonatal mortality estimates often rely on retrospective surveys, which may suffer from biases like under-reporting and age misreporting, leading to inaccurate data.
  • This study analyzed data from 11 population-based cohort studies, finding that rigorous protocols and frequent follow-ups significantly enhance the accuracy of mortality data, particularly in capturing birth outcomes and reducing missed deaths.
  • Results showed that neonatal mortality rates were generally consistent with existing Demographic and Health Survey data in certain regions, while disparities were evident in others, highlighting the potential of prospective studies to provide better insights into infant mortality trends in low- and middle-income countries.
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Article Synopsis
  • The study examines how social desirability bias affects the accuracy of pregnant women's recall of antenatal care services in rural Southern Nepal.
  • A longitudinal study involving 401 pregnant women compared recalled antenatal care against direct observations, finding that social desirability scores had limited influence on most care types but did improve recall accuracy for nausea counseling.
  • The presence of family members during interviews led to significant overestimations of ANC visits, suggesting that interviews should ideally be conducted in private to enhance accuracy.
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Small newborns are vulnerable to mortality and lifelong loss of human capital. Measures of vulnerability previously focused on liveborn low-birthweight (LBW) babies, yet LBW reduction targets are off-track. There are two pathways to LBW, preterm birth and fetal growth restriction (FGR), with the FGR pathway resulting in the baby being small for gestational age (SGA).

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Objective: We aimed to understand the mortality risks of vulnerable newborns (defined as preterm and/or born weighing smaller or larger compared to a standard population), in low- and middle-income countries (LMICs).

Design: Descriptive multi-country, secondary analysis of individual-level study data of babies born since 2000.

Setting: Sixteen subnational, population-based studies from nine LMICs in sub-Saharan Africa, Southern and Eastern Asia, and Latin America.

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Article Synopsis
  • Neonatal mortality remains a significant issue in South Asia, with a study in rural Southern Nepal analyzing 984 cases between 2010 and 2017 using verbal autopsy to determine causes of death.
  • Major causes were found to be prematurity (40%), intrapartum events (35%), severe infections (19%), and congenital abnormalities (4%), with a neonatal mortality rate of 31.2 per 1000 live births and 42.5% of deaths occurring in the first 24 hours.
  • The findings emphasize the importance of preventative interventions and skilled healthcare during birth to reduce neonatal mortality rates.
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Article Synopsis
  • Researchers are looking at studies about a special food supplement during pregnancy and breastfeeding in several countries to see how it affects mothers and babies.
  • They noticed that different studies defined things differently, which made it hard to compare results.
  • So, they held a workshop to agree on what to measure and how to do it across all studies, making their results more reliable.
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Article Synopsis
  • The study aimed to identify the prevalence and predictors of spontaneous preterm birth among pregnant women in rural Nepal, highlighting socioeconomic factors and pregnancy-related complications as significant influences on preterm birth risk.
  • Analyzing data from over 40,000 pregnant women, the study found a preterm birth prevalence of 14.5%, with increased risks linked to maternal age under 18, being Muslim, experiencing first pregnancies, multiple births, and having male children.
  • Conversely, lower risks were associated with maternal education beyond 5 years, greater maternal height, and wealthier family backgrounds, while certain pregnancy-related issues like vaginal bleeding and high blood pressure in later trimesters increased the risk of preterm
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Large scale surveys such as the Demographic and Health Surveys (DHS) are used to measure the coverage and quality of antenatal care (ANC)-related services. Studies have increasingly validated questions from these surveys, though few have explored respondent comprehension or associated thought processes. This study aimed to use cognitive testing and validation approaches to understand how survey respondents understand questions related to ANC-related nutrition services.

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Article Synopsis
  • * The study analyzed data from various sources, including 277 Demographic and Health Surveys and other systems, covering child mortality from 1966 to 2020, breaking death rates into specific age groups for assessment.
  • * Findings revealed that in south Asia and sub-Saharan Africa, under-5 mortality rates were significantly higher than predicted, particularly for infants under 28 days and children over 6 months, indicating critical age-specific health challenges in 17 identified countries.
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