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Dive into the research topics where Marla Rogers is active.

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Featured researches published by Marla Rogers.


The Canadian Journal of Psychiatry | 2011

Risk Indicators of Depressive Symptomatology among Injection Drug Users and Increased HIV Risk Behaviour

Mark Lemstra; Marla Rogers; Adam Thompson; John Moraros; Robert Buckingham

Objectives: In 2009, the annual incidence of positive human immunodeficiency virus (HIV) test reports for people in the Saskatoon Health Region (SHR) was 31.3 per 100 000, when the national average was only 9.3 per 100 000. The first objective was to determine the prevalence of depressive symptomatology among injection drug users (IDUs) in the SHR. The second objective was to determine the unadjusted and adjusted risk indicators associated with depressive symptomatology among IDUs. The third objective was to determine if depressive symptomatology was associated with HIV risk behaviours. Methods: From September 2009 to April 2010, 603 current IDUs were surveyed with validated instruments; this sample represents 76.6% of known IDUs in the SHR. Results: Among the respondents, 81.4% reported depressive symptomatology, whereas 57.7% reported more severe depressive symptomatology. After multivariate analysis, the 4 covariates that had an independent association with depressive symptomatology included sexual assault as an adult, sexual assault as a child, attending a residential school, and having an annual income of less than


Patient Preference and Adherence | 2016

Weight-loss intervention adherence and factors promoting adherence: a meta-analysis

Mark Lemstra; Yelena Bird; Chijioke Nwankwo; Marla Rogers; John Moraros

10 000 Depressive symptomatology was initially associated with 7 HIV risk behaviours. After multivariate analysis, depressive symptomatology was associated with giving sex to get money, giving drugs to get sex, and with more frequently sharing injecting equipment. Conclusions: This study found that depressive symptomatology was strongly associated with injection drug use.


Disability and Rehabilitation | 2015

Access to health and support services: perspectives of people living with a long-term traumatic spinal cord injury in rural and urban areas.

Donna Goodridge; Marla Rogers; Laura Klassen; Bonnie Jeffery; Katherine Knox; Noelle Rohatinsky; Gary Linassi

Background Adhering to weight loss interventions is difficult for many people. The majority of those who are overweight or obese and attempt to lose weight are simply not successful. The objectives of this study were 1) to quantify overall adherence rates for various weight loss interventions and 2) to provide pooled estimates for factors associated with improved adherence to weight loss interventions. Methods We performed a systematic literature review and meta-analysis of all studies published between January 2004 and August 2015 that reviewed weight loss intervention adherence. Results After applying inclusion and exclusion criteria and checking the methodological quality, 27 studies were included in the meta-analysis. The overall adherence rate was 60.5% (95% confidence interval [CI] 53.6–67.2). The following three main variables were found to impact adherence: 1) supervised attendance programs had higher adherence rates than those with no supervision (rate ratio [RR] 1.65; 95% CI 1.54–1.77); 2) interventions that offered social support had higher adherence than those without social support (RR 1.29; 95% CI 1.24–1.34); and 3) dietary intervention alone had higher adherence than exercise programs alone (RR 1.27; 95% CI 1.19–1.35). Conclusion A substantial proportion of people do not adhere to weight loss interventions. Programs supervising attendance, offering social support, and focusing on dietary modification have better adherence than interventions not supervising attendance, not offering social support, and focusing exclusively on exercise.


International Journal for Equity in Health | 2015

The relationship between socioeconomic status/income and prevalence of diabetes and associated conditions: A cross-sectional population-based study in Saskatchewan, Canada

Yelena Bird; Mark Lemstra; Marla Rogers; John Moraros

Abstract Purpose: To examine the perspectives of persons living with traumatic spinal cord injuries (tSCI) on their access to health and support services. The specific aims were to identify the perceived gaps in access, classify the nature of the perceived gaps and compare differences in perceptions of access between urban and rural participants. Method: Using a descriptive, qualitative approach, semi-structured interviews were conducted with 23 adults living with tSCI, 13 of whom had paraplegia. Ten participants resided in rural areas and 16 were male. Thematic analysis allowed for the identification of patterns, which were then categorized according to the dimensions of access. Results: Opportunities to engage in health-promoting activities through a broad range of health and support services were at times limited, particularly by issues of affordability. In addition to core healthcare services, participants reported the need for complementary therapies, sports and leisure, peer support, equipment and mobility related services. Availability and accessibility of services was limited in some cases for rural participants, although rural residence conferred other valued benefits. Narratives of “not being heard” by providers were common. Conclusions: Maintaining health and well-being in people with tSCI demands access to both conventional health care and support services. Implications for Rehabilitation Access to both health and support services are important to maintaining the health and wellness of people with spinal cord injury. People with spinal cord injuries take an active role in coordinating their health, at times assuming various roles to compensate for perceived shortcomings of health care providers. Negotiating balances of power with gatekeepers in the health and insurance sectors was a key function of the coordinating role assumed by people with spinal cord injury. In order to effectively address the needs of this population, a coordinated interdisciplinary out-reach service, which includes peer support, must cross boundaries to engage sectors beyond traditional health care services, such as insurers and wellness providers.


Aids Care-psychological and Socio-medical Aspects of Aids\/hiv | 2012

Risk indicators associated with injection drug use in the Aboriginal population

Mark Lemstra; Marla Rogers; Adam Thompson; John Moraros; Robert Buckingham

IntroductionThe role that socioeconomic status/income play in accounting for the increased prevalence of type 2 diabetes has not been sufficiently studied in Canada. The primary purpose of the present study was to determine the unadjusted and adjusted effect of income on type 2 diabetes. The secondary purpose was to determine the adjusted effect of income on diabetes associated conditions such as high blood pressure and being overweight or obese, and its main behavioral factor of physical inactivity.MethodsThis is a cross-sectional, population-based study. Data was analyzed from four cycles of the Canadian Community Health Survey (CCHS). It was conducted by Statistics Canada and covered the time period of 2000–2008 in the province of Saskatchewan, Canada. In this study, four separate and distinct multivariate models were built to determine the independent effect of income on type 2 diabetes and the associated conditions of high blood pressure, being overweight or obese, and physical inactivity.ResultsThe total sample size was comprised of 27,090 residents from Saskatchewan. After statistically controlling for age, only six covariates were independently associated with type 2 diabetes prevalence including: having high blood pressure (OR = 3.26), visible minority cultural status (OR = 2.17), being overweight or obese (OR = 1.97), being of male gender (OR = 1.76), having a household income of


Canadian Journal of Cardiology | 2013

Neighbourhood income and cardiac rehabilitation access as determinants of nonattendance and noncompletion.

Mark Lemstra; Wasem Alsabbagh; Ruben J. Rajakumar; Marla Rogers; David F. Blackburn

29,999 per year (OR = 1.63) and being physically inactive (OR = 1.15).ConclusionsIn this study, household income was strongly and independently associated with type 2 diabetes prevalence, its associated conditions of high blood pressure and being overweight or obese, and its main behavioral factor of physical inactivity. We suggest that income is an important but frequently overlooked factor for type 2 diabetes and worthy of further investigation, appropriate public debate and timely policy intervention.


Patient Preference and Adherence | 2015

The importance of community consultation and social support in adhering to an obesity reduction program: results from the Healthy Weights Initiative

Mark Lemstra; Marla Rogers

Abstract In 2009, the incidence of positive HIV tests in the Saskatoon Health Region, Canada, was 31.3 per 100,000 population when the national average was only 9.3 per 100,000 population. A majority of the positive HIV tests were of Aboriginal cultural status with a majority of those associated with injection drug use (IDU). The main objective of the study was to determine the risk indicators independently associated with higher rates of IDU in the Aboriginal population in comparison to other cultural groups. It appears that there is no another study with a similar analysis. From September 2009 to April 2010, 603 current IDUs were interviewed; which represents 76.6% of the known Saskatoon IDUs. In our study population, 88.1% of the current IDUs were of Aboriginal cultural status despite making up only 9.2% of the general population. Comparing Aboriginal IDUs to non-Aboriginal IDUs, our study found that Aboriginal injection users were more likely to be female and younger, less likely to receive paid income and were more likely to attend a Residential School or had a parent or grandparent attend a Residential School. If exposure to Residential Schools is ignored, Aboriginal IDUs were also more likely to use sex trading as a source of income and witness death or experience permanent separation from a parent during youth. Our study has identified a limited number of risk indicators independently associated with higher rates of IDU in the Aboriginal population. More specifically, Residential Schools are having a significant generational impact on current IDU, which might explain higher HIV incidence rates within the Aboriginal population.


Journal of multidisciplinary healthcare | 2016

Improving health-related quality of life through an evidence-based obesity reduction program: the Healthy Weights Initiative

Mark Lemstra; Marla Rogers

BACKGROUND Despite known benefits of exercise-based cardiac rehabilitation (CR), attendance and completion rates remain low. Our objective was to review attendance and completion of CR overall and by level of neighbourhood income in Saskatoon, Canada and then determine the effect of opening a new CR facility in close proximity to low-income neighbourhoods. METHODS From January 2007 to December 2011, our retrospective cohort included hospital discharge data, CR attendance, and completion rates, stratified according to neighbourhood income, and adjusted for sex and age. RESULTS Residents from low-income neighbourhoods were more likely (odds ratio [OR], 1.76; 95% confidence interval [CI], 1.60-1.94) to be hospitalized for ischemic heart disease (IHD), percutaneous transluminal coronary angioplasty (PTCA), or coronary artery bypass graft (CABG) than residents from high-income neighbourhoods. Among those hospitalized for IHD, PTCA, or CABG, 12.7% attended CR. Patients of low-income neighbourhoods were less likely (OR, 1.58; 95% CI, 1.39-1.71) to attend CR than patients of high-income neighbourhoods. Among those who attended, 66.7% quit before program completion. Participants from low-income neighbourhoods were more likely (OR, 1.38; 95% CI, 0.57-3.50) to not complete CR. In total, only 4.2% of patients hospitalized for IHD, PTCA, or CABG started and completed CR. Expanding access to those living in low-income neighbourhoods did not increase attendance (OR, 1.31; 95% CI, 0.79-2.19) or completion rates (OR, 1.25; 95% CI, 0.23-2.41) to a significant level. CONCLUSIONS High rates of nonattendance and noncompletion of CR were observed. Living in a low-income neighbourhood was associated with lower rates of attendance and completion. Expanding access to CR did not increase attendance or completion among patients of low-income neighbourhoods to a significant level.


The Canadian Journal of Psychiatry | 2015

Risk Indicators of Depressed Mood among Sex-Trade Workers and Implications for HIV Risk Behaviour

Marla Rogers; Mark Lemstra; John Moraros

Background Few community-based obesity reduction programs have been evaluated. After 153 community consultations, the City of Moose Jaw, SK, Canada, decided to initiate a free comprehensive program. The initiative included 71 letters of support from the Mayor, every family physician, cardiologist, and internist in the city, and every relevant community group including the Heart and Stroke Foundation, the Canadian Cancer Society, and the Public Health Agency of Canada. Objective To promote strong adherence while positively influencing a wide range of physical and mental health variables measured through objective assessment or validated surveys. Methods The only inclusion criterion was that the individuals must be obese adults (body mass index >30 kg/m2). Participants were requested to sign up with a “buddy” who was also obese and identify three family members or friends to sign a social support contract. During the initial 12 weeks, each individual received 60 group exercise sessions, 12 group cognitive behavioral therapy sessions, and 12 group dietary sessions with licensed professionals. During the second 12-week period, maintenance therapy included 12 group exercise sessions (24 weeks in total). Results To date, 243 people have been referred with 229 starting. Among those who started, 183 completed the program (79.9%), while 15 quit for medical reasons and 31 quit for personal reasons. Mean objective reductions included the following: 31.0 lbs of body fat, 3.9% body fat, 2.9 in from the waist, 2.3 in from the hip, blood cholesterol by 0.5 mmol/L, systolic blood pressure by 5.9 mmHg, and diastolic blood pressure by 3.2 mmHg (all P<0.000). There were no changes in blood sugar levels. There was also statistically significant differences in aerobic fitness, self-report health, quality of life measured by Short Form-36, and depressed mood measured by Beck Depression Inventory-II (all P<0.000). Independent risk factors for not completing the program were not having a family member or friend sign a social support contract (odds ratio 2.91, 95% confidence interval 1.01–8.34, P=0.047) and lower education (odds ratio 2.90, 95% confidence interval 1.20–7.03, P=0.018). Conclusion Comprehensive obesity reduction programs can be effective when there is extensive consultation at the community level and social support at the individual level.


Sahara J-journal of Social Aspects of Hiv-aids | 2016

Third-world realities in a first-world setting: A study of the HIV/AIDS-related conditions and risk behaviors of sex trade workers in Saskatoon, Saskatchewan, Canada

Yelena Bird; Mark Lemstra; Marla Rogers; John Moraros

When evaluating any health intervention, it is critical to include the impact of the intervention on health-related quality of life (HRQL). Among those who are obese, HRQL is often lower than the general population and even more when considering obesity-related comorbidities and bodily pain. The objectives of this paper were to determine the impact of a multidisciplinary, community-based obesity reduction program on HRQL and to determine the independent risk factors for lack of improvement from baseline to follow-up. HRQL was measured using the Medical Outcomes Study 36-Item Short-Form Health Survey (SF-36) at baseline and follow-up (24 weeks). To date, 84.5% of those who completed the program had improvements in their overall SF-36 score. Significant increases in the mean scores on eight dimensions of health were also observed. Lack of improvement was independently affected by smoking status (odds ratio 3.75; 95% confidence interval 1.44–9.78; P=0.007) and not having a buddy to attend the program (odds ratio 3.70; 95% confidence interval 1.28–10.68; P=0.015). Obesity reduction programs that target increasing exercise, improving diet, and cognitive behavioral therapy can positively impact HRQL in obese adults. Social support has a strong role to play in improving outcomes.

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Mark Lemstra

University of Saskatchewan

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John Moraros

University of Saskatchewan

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Yelena Bird

University of Saskatchewan

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Donna Goodridge

University of Saskatchewan

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Gary Linassi

University of Saskatchewan

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Ghita Nielsen

University of Saskatchewan

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Noelle Rohatinsky

University of Saskatchewan

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Katherine Knox

University of Saskatchewan

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Wasem Alsabbagh

University of Saskatchewan

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