Hanna Zijlstra

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BACKGROUND Physical activity after bariatric surgery is associated with sustained weight loss and improved quality of life. Some bariatric patients engage insufficiently in physical activity. This may be due to exercise cognitions, i.e., specific beliefs about benefits of and barriers to physical exercise. The aim of this study was to examine whether and to(More)
Emotional eating, the tendency to eat when experiencing negative affect, is prevalent in morbid obesity and may indicate that ways to deal with emotions are disturbed. Our aim was to compare emotion processing and regulation between 102 women with morbid obesity who apply for bariatric surgery and 102 women from the general population (control group) and to(More)
OBJECTIVE Not all morbidly obese patients attain sufficient weight loss after laparoscopic adjustable gastric banding (LAGB). We examined patients' explanations for unsuccessful weight loss and self-awareness regarding food intake. METHODS Interviews with 11 patients (10 female/1 male; mean age 46 years) with unsuccessful weight loss were transcribed and(More)
BACKGROUND A premise of this study was that different psychological processes would predict the initiation and maintenance of weight loss after surgery for morbid obesity. Our aim was to examine whether more favorable preoperative expectations of psychosocial outcomes predict weight loss in the first year after laparoscopic adjustable gastric banding (LAGB)(More)
BACKGROUND A low quality of life has been regarded a cue to action. Some patients with unsuccessful weight loss after laparoscopic adjustable gastric banding (LAGB) undergo a conversion of gastric banding to gastric by-pass. This study examines whether patients who did or did not undergo conversion to gastric bypass differed in quality of life before and(More)
BACKGROUND The outcome of restrictive types of bariatric operation might be affected by cognitions (beliefs) about one's capability to regulate eating behavior. Our aim was to examine the association between weight loss and self-regulation cognitions before and after laparoscopic adjustable gastric banding for morbid obesity or severe obesity with serious(More)
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