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JOURNAL
OF
SPORTS SCIENCE &
MEDICINE
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Research
article
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RELATIONSHIP OF INITIAL SELF-REGULATORY ABILITY WITH CHANGES IN SELF-REGULATION AND ASSOCIATED FRUIT AND VEGETABLE CONSUMPTION IN SEVERELY OBESE WOMEN INITIATING AN EXERCISE AND NUTRITION TREATMENT: MODERATION OF MOOD AND SELF-EFFICACY |
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James J. Annesi |
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YMCA of Metropolitan Atlanta, USA |
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© Journal of Sports Science and Medicine (2011) 10, 643 - 648 |
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| ABSTRACT | |||
| An emphasis on increasing self-regulation is an alternate to nutrition
education, which has had poor results in the behavioral treatment of obesity.
Although appropriately designed weight-loss treatments may enhance one's
self-regulatory ability to control eating, whether improvements are moderated
by psychosocial factors such as initial self-regulatory skills use, self-efficacy
to control eating, and mood is unknown. Severely obese women (BMI 35-50
kg·m-2) were randomized into 26-week treatments of exercise supported
by cognitive-behavioral methods paired with either nutrition education (n
= 114) or cognitive-behavioral methods applied to controlled eating (n =
121). Improvement in self-regulation for controlled eating was 36.9% greater
(p < 0.01) for the group incorporating cognitive-behavioral methods for
controlled eating. Change in self-regulation was significantly associated
with self-regulation at baseline (β = -0.33). Both mood and self-efficacy
for controlled eating significantly moderated this relationship. Increased
self-regulation was associated with both increases in fruit and vegetable
consumption and fruit and vegetable intake at treatment end. The present
findings increase our understanding of psychosocial variables associated
with increased self-regulatory skills usage and improvements in eating that,
after replication, may be used to improve the effects of behavioral weight-loss
treatments. Key words: Behavioral treatment, cognitive-behavioral, health psychology, obesity treatment, self-regulation. |
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