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Featured researches published by Cassia Land.


Journal of Asthma | 2011

Factors Associated with Second-Hand Smoke Exposure in Young Inner-City Children with Asthma

Arlene Butz; Jill S. Halterman; Melissa H. Bellin; Mona Tsoukleris; Michele Donithan; Joan Kub; Richard E. Thompson; Cassia Land; Jennifer Walker; Mary E. Bollinger

Objectives. To examine the association of social and environmental factors with levels of second-hand smoke (SHS) exposure, as measured by salivary cotinine, in young inner-city children with asthma. Methods. We used data drawn from a home-based behavioral intervention for young high-risk children with persistent asthma post-emergency department (ED) treatment (N = 198). SHS exposure was measured by salivary cotinine and caregiver reports. Caregiver demographic and psychological functioning, household smoking behavior, and asthma morbidity were compared with child cotinine concentrations. Chi-square and ANOVA tests and multivariate regression models were used to determine the association of cotinine concentrations with household smoking behavior and asthma morbidity. Results. Over half (53%) of the children had cotinine levels compatible with SHS exposure and mean cotinine concentrations were high at 2.42 ng/ml (SD 3.2). The caregiver was the predominant smoker in the home (57%) and 63% reported a total home smoking ban. Preschool aged children and those with caregivers reporting depressive symptoms and high stress had higher cotinine concentrations than their counterparts. Among children living in a home with a total home smoking ban, younger children had significantly higher mean cotinine concentrations than older children (cotinine: 3–5 year olds, 2.24 ng/ml (SD 3.5); 6–10 year olds, 0.63 ng/ml (SD 1.0); p < .05). In multivariate models, the factors most strongly associated with high child cotinine concentrations were increased number of household smokers (β = 0.24) and younger child age (3–5 years) (β = 0.23; p < .001, R2 = 0.35). Conclusion. Over half of the young inner-city children with asthma were exposed to SHS, and caregivers are the predominant household smokers. Younger children and children with depressed and stressed caregivers are at significant risk of smoke exposures, even when a household smoking ban is reported. Further advocacy for these high-risk children is needed to help caregivers quit and to mitigate smoke exposure.


Public Health Nursing | 2009

Life events, chronic stressors, and depressive symptoms in low-income urban mothers with asthmatic children.

Joan Kub; Jacky M. Jennings; Michele Donithan; Jennifer Walker; Cassia Land; Arlene Butz

OBJECTIVE This secondary data analysis study examines the relationship between maternal sociodemographic variables, life events, chronic stressors, including asthma control and management and environmental stressors, and maternal depression. DESIGN Cross-sectional descriptive design study consisting of baseline data from participants enrolled in a randomized asthma communication educational intervention trial. SAMPLE 201 mothers of children with asthma (ages 6-12), recruited from community pediatric practices and emergency departments of 2 urban university hospitals. MEASUREMENT Life events were measured using standardized items. Chronic stressors were measured using items from the International Asthma and Allergies in Childhood study and maternal and child exposure to violence. Depressive symptoms were assessed with the Center for Epidemiologic Studies-Depression scale. RESULTS Close to 25% of the mothers had high depressive symptoms. In separate multiple logistic regression models, education (adjusted odds ratio [AOR]=2.62; 95% confidence interval [CI]=1.07, 6.39) or unemployment (AOR=2.38; 95% CI=1.16, 4.90) and the use of quick relief medications (AOR=2.74; 95% CI=1.33, 5.66) for asthma were positively associated with depressive symptoms. CONCLUSIONS Implications include the need to assess maternal depressive symptoms of mothers of children with asthma, in order to improve asthma management for low-income urban children.


Journal of Asthma | 2007

Improving Asthma Communication in High-Risk Children

Arlene M. Butz; Jennifer Walker; Cassia Land; C. Vibbert; Marilyn Winkelstein

Few child asthma studies address the specific content and techniques needed to enhance child communication during asthma preventive care visits. This study examined the content of child and parent communications regarding their asthma management during a medical encounter with their primary care provider (PCP). The majority of parents and children required prompting to communicate symptom information to the PCP during the clinic visit. Some high-risk families may require an asthma advocate to ensure that the clinician receives an accurate report of childs asthma severity and asthma control to ensure prescribing of optimal asthma therapy.


Journal of Asthma | 2014

Improving preventive care in high risk children with asthma: lessons learned

Arlene Butz; Jill S. Halterman; Melissa H. Bellin; Joan Kub; Mona Tsoukleris; Kevin D. Frick; Richard E. Thompson; Cassia Land; Mary E. Bollinger

Abstract Objectives: Rates of preventive asthma care after an asthma emergency department (ED) visit are low among inner-city children. The objective of this study was to test the efficacy of a clinician and caregiver feedback intervention (INT) on improving preventive asthma care following an asthma ED visit compared to an attention control group (CON). Methods: Children with persistent asthma and recent asthma ED visits (N = 300) were enrolled and randomized into a feedback intervention or an attention control group and followed for 12 months. All children received nurse visits. Data were obtained from interviews, child salivary cotinine levels and pharmacy records. Standard t-test, chi-square and multiple logistic regression tests were used to test for differences between the groups for reporting greater than or equal to two primary care provider (PCP) preventive care visits for asthma over 12 months. Results: Children were primarily male, young (3–5 years), African American and Medicaid insured. Mean ED visits over 12 months was high (2.29 visits). No difference by group was noted for attending two or more PCP visits/12 months or having an asthma action plan (AAP). Children having an AAP at baseline were almost twice as likely to attend two or more PCP visits over 12 months while controlling for asthma control, group status, child age and number of asthma ED visits. Conclusions: A clinician and caregiver feedback intervention was unsuccessful in increasing asthma preventive care compared to an attention control group. Further research is needed to develop interventions to effectively prevent morbidity in high risk inner-city children with frequent ED utilization.


Journal of Asthma | 2009

Factors Affecting Primary Care Provider and Caregiver Concordance for Pediatric Asthma Medications

Arlene M. Butz; M. Denise Sellers; Cassia Land; Jennifer Walker; Mona Tsoukleris; Mary E. Bollinger

Background. Lack of discussion regarding actual asthma medication use by physicians with caregivers of children with asthma may result in low caregiver and physician concordance about prescribed asthma medications. Objective. The primary objective was to examine the concordance between primary care providers (PCP) and caregivers regarding child asthma medication use. Methods. Current asthma medications in the home with verification from each childs PCP were obtained for 231 underserved children with persistent asthma. Kappas and chi-square statistics were calculated to measure the strength of the concordance. Caregiver and PCP dyads were categorized as concordant or discordant based on asthma medication use. Results. For all asthma prescriptions N = 479, two thirds of caregiver-PCP dyads (67.8) were categorized as concordant with at least one asthma medication. Concordance for asthma medications varied by type of medication ranging from 84% agreement for albuterol and 77% agreement for Flovent. In the final regression model predicting caregiver and PCP concordance, the number of PCP visits within the past 6 months and caregiver report of no limitation of childs activity due to asthma were significantly higher in caregivers who were considered concordant with their childs PCP while controlling for child age and frequency of symptom nights and number of ED visits in prior 6 months. In a model predicting the number of PCP visits, the number of ED visits was the only significant variable associated with the number of PCP visits while controlling for caregiver and PCP concordance. Conclusion. Caregiver and PCP concordance was significantly associated with increased number of PCP visits suggesting that increased exposure to a health care provider may increase agreement between a childs PCP and caregiver regarding prescribed asthma medications. However, there may be other important factors including increased emergency department visits that may also be associated with subsequent pediatric primary care visits for asthma.


Journal of Pediatric Health Care | 2008

Factors That Influence Quality of Life in Rural Children With Asthma and Their Parents

Jennifer Walker; Marilyn Winkelstein; Cassia Land; LaPricia Lewis-Boyer; Ruth Quartey; Luu Pham; Arlene M. Butz


European Respiratory Journal | 2016

Use of allergen sensitization and cotinine tests to predict high risk asthma in urban children

Arlene M. Butz; Cassia Land; Joan Kub; Mona Tsoukleris; Mary E. Bollinger


Journal of Adolescent Health | 2014

Variations in Provider Responses to Automated Decision Support and Impact on Missed Opportunities for Vaccine Adolescent Administration

Nichole M. Persing; Cassia Land; Renata Arrington-Sanders; Michelle Willcox; Kathy Tomaszewski; Tracy M. King


Journal of Adolescent Health | 2014

Do Adolescents Want Their Parents to Receive Text Message Reminders for Their Appointments

Tracy M. King; Kathy Tomaszewski; Nichole Persing; Renata Arrington-Sanders; Cassia Land; Michelle Willcox


american thoracic society international conference | 2010

The Effects Of Smoking And Parental Stress On Child Asthma Control And Cotinine Levels

Jennifer Walker; Melissa H. Bellin; Cassia Land; Arlene M. Butz

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Arlene M. Butz

Johns Hopkins University School of Medicine

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Joan Kub

Johns Hopkins University

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Arlene Butz

Johns Hopkins University

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Kevin D. Frick

Johns Hopkins University

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