Kristina H. Karvinen

ORCID: 0000-0002-5554-5759
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About
Contact & Profiles
Research Areas
  • Cancer survivorship and care
  • Physical Activity and Health
  • Childhood Cancer Survivors' Quality of Life
  • Behavioral Health and Interventions
  • Health and Wellbeing Research
  • Lymphatic System and Diseases
  • Nutrition and Health in Aging
  • Eating Disorders and Behaviors
  • Obesity, Physical Activity, Diet
  • Mobile Health and mHealth Applications
  • Cancer Risks and Factors
  • Food Security and Health in Diverse Populations
  • Obsessive-Compulsive Spectrum Disorders
  • Cancer-related cognitive impairment studies
  • Evolutionary Psychology and Human Behavior
  • Motivation and Self-Concept in Sports
  • Health Promotion and Cardiovascular Prevention
  • Family Support in Illness
  • Optimism, Hope, and Well-being
  • Human-Animal Interaction Studies
  • Metabolism, Diabetes, and Cancer
  • Palliative Care and End-of-Life Issues
  • Psychosocial Factors Impacting Youth
  • Agriculture and Farm Safety
  • Obesity and Health Practices

Nipissing University
2013-2023

East Carolina University
2007-2012

Walker (United States)
2011

American Physical Therapy Association
2010

University of Alberta
2005-2010

Yale University
2010

National Cancer Institute
2010

Alberta Cancer Foundation
2010

University of British Columbia
2010

Alberta Health Services
2010

We examined how an aerobic exercise intervention influenced circulating estradiol, estrone, sex hormone-binding globulin (SHBG), androstenedione, and testosterone levels, which may be involved in the association between physical activity breast cancer risk.

10.1200/jco.2009.24.9557 article EN Journal of Clinical Oncology 2010-02-17

To test the efficacy of a multicomponent technology intervention for reducing daily sedentary time and improving cardiometabolic disease risk among sedentary, overweight university employees.Blinded, randomised controlled trial.A large south-eastern in USA.49 middle-aged, primarily female, adults working jobs enrolled study. A total 40 participants completed study.Participants were to either: (1) an group (N=23; 47.6+9.9 years; 94.1% female; 33.2+4.5 kg/m(2)); (2) or wait-list control (N=17;...

10.1136/bmjopen-2013-003261 article EN cc-by-nc BMJ Open 2013-10-01

Physical activity is a known modifiable lifestyle means for reducing postmenopausal breast cancer risk, but the biologic mechanisms are not well understood. Metabolic factors may be involved. In this study, we aimed to determine effects of exercise on insulin resistance (IR) indicators, IGF1, and adipokines in women. The Alberta Activity Breast Cancer Prevention Trial was two-armed randomized controlled trial postmenopausal, inactive, cancer-free A year-long aerobic intervention 225 min/week...

10.1530/erc-10-0303 article EN Endocrine Related Cancer 2011-04-11

We examined the effects of an aerobic exercise intervention on adiposity outcomes that may be involved in association between physical activity and breast cancer risk. This study was a two-centre, two-armed, randomized controlled trial. The 1-year-long included 45 min moderate-to-vigorous five times per week, with at least three sessions being facility based. control group asked not to change their both groups were diet. A total 320 postmenopausal, sedentary, normal weight-to-obese women...

10.1038/ijo.2010.147 article EN cc-by-nc-nd International Journal of Obesity 2010-09-07

Abstract Background: Exercise has been shown to improve quality of life (QoL) in some cancer survivor groups, but it is unknown if the unique QoL issues faced by bladder survivors are also amenable an exercise intervention. This study provides first data examining association between and survivors. Methods: Bladder identified through a provincial registry were mailed survey that included Godin Leisure Time Questionnaire, Functional Assessment Cancer Therapy-Bladder (FACT-Bl) scale, Fatigue...

10.1158/1055-9965.epi-06-0680 article EN Cancer Epidemiology Biomarkers & Prevention 2007-05-01

Despite evidence of the benefits exercise in cancer survivors, participation rates tend to decline after treatments. Few studies have examined determinants less common sites. In this study, we medical, demographic, and social cognitive correlates endometrial survivors using Theory Planned Behavior (TPB).A mailed survey was completed by 354 (1 10 years postdiagnosis) residing Alberta, Canada. The study cross-sectional. Exercise behavior assessed Godin Leisure Time Questionnaire TPB constructs...

10.1186/1479-5868-4-21 article EN cc-by International Journal of Behavioral Nutrition and Physical Activity 2007-05-30

Exercise has gained recognition as an effective supportive care intervention for cancer survivors, yet participation rates are low. Knowledge of the specific exercise counseling and programming preferences survivors may be useful designing interventions. In this study, we examined 386 endometrial survivors. Participants completed a questionnaire that included measures past behavior, preferences, medical demographic information. Some key findings were follows: (a) 76.9% participants said they...

10.1097/00002820-200607000-00001 article EN Cancer Nursing 2006-07-01

Oncology nurses may be influential for providing physical activity guidance to cancer patients.The purposes of this study were examine promotion practices oncology and explore nurses' perceived benefits patients barriers promotion.Two thousand e-mails sent by a data service company random selection throughout the United States with link Web-based survey. To eligible, had currently seeing patients.Completed surveys received from 274 nurses. Most participants inquired about on at least some...

10.1097/ncc.0b013e31822d9081 article EN Cancer Nursing 2011-10-04

The purpose of this study was to examine the associations between God Locus Health Control, health behaviors, and beliefs utilizing a cross-sectional online survey ( N = 549). Results indicated that Control correlated with alcohol use, physical activity, perceived risk chronic disease, poor behaviors contribute disease (all p values < .05). Multiple regression analyses including covariates other locus control variables revealed only an independent correlate belief inactivity contributed...

10.1177/1359105312474914 article EN Journal of Health Psychology 2013-02-21

Background: Few studies have examined the predictors of adherence separately for supervised and unsupervised exercise or in postmenopausal women over an extended time period. Here, we report Alberta Physical Activity Breast Cancer Prevention (ALPHA) Trial. Methods: The ALPHA trial randomized 160 Calgary Edmonton, Canada to intervention that consisted average 200 min/wk (123 minutes) (77 a 1-year Baseline data were collected on demographic, health-related fitness, quality life, motivational...

10.1123/jpah.9.6.857 article EN Journal of Physical Activity and Health 2012-08-01

Abstract Background: The Alberta Physical Activity and Breast Cancer Prevention (ALPHA) Trial examined the influence of aerobic exercise on biological factors that are associated with breast cancer risk. Mammographic density, a secondary outcome, is reported here. Methods: ALPHA was parallel group randomized controlled trial conducted between May 2003 July 2007. Postmenopausal, sedentary women ages 50 to 74 years (n = 320) were evenly (45 minutes, 5 days per week) or control (usual...

10.1158/1055-9965.epi-09-0801 article EN Cancer Epidemiology Biomarkers & Prevention 2010-04-01

Purpose/Objectives: To explore relationships among quality of life (QOL), stress reactivity, health behaviors, and compliance to medical care in breast cancer survivors.

10.1188/13.onf.149-156 article EN Oncology nursing forum 2013-02-28

Regular physical activity has been found to be an important supportive care strategy for cancer survivors that and psychosocial benefits during following treatment. Notably, in several randomized, controlled trials improve fatigue, depression, function, cardiovascular fitness, muscular strength, overall quality of life a wide variety survivor populations (Buffart, Galvão, Brug, Chinapaw, & Newton, 2014).

10.1188/17.onf.729-738 article EN Oncology nursing forum 2017-10-20

To determine oncology nurses' perspectives of the receptiveness survivors to receiving health behavior guidance, with secondary purposes (a) explore other elements perceptions teachable moment and (b) examine differences in outcomes between American Canadian nurses .Cross-sectional survey. In- outpatient nursing departments United States Canada.310 members Association Nurses Oncology (CANO/ACIO) Nursing Society (ONS) who currently care for patients .Oncology recruited through emails...

10.1188/15.onf.602-609 article EN Oncology nursing forum 2015-10-22

Chemotherapy for lung cancer can have a detrimental effect on white blood cell (WBC) and red (RBC) counts. Physical exercise may role in improving WBCs RBCs, although few studies examined patients receiving adjuvant therapies. The purpose of this pilot trial was to examine the effects an intervention utilizing resistance bands RBCs curative intent chemotherapy. A sample scheduled chemotherapy randomly assigned (EX) condition or usual care (UC) condition. EX participated three times weekly...

10.1186/2193-1801-3-15 article EN SpringerPlus 2014-01-08
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