Thursday, March 27, 2014

Optimism and Health




   
In reviewing The Beneficial Effects on Physical and Psychological Well-Being (1989) Scheier, Magovern, Abbott, Matthews, Owens, Lefebvre, and Carver put into perspective the measurable effects stress has on individuals recovering from coronary artery bypass surgery (CABS).  A highly stressful procedure for most people; but an environment beneficial for determining the effects optimism has on the physical and psychological well-being of patients.  Scheier et. al. (1989), specifically wanted to measure the coping strategies used and the “beneficial effects on the patient’s mood, rate of recovery, and quality of life” through medical staff projections and a series of three patient surveys; one pre and two post-surgery (p. 1026).
The effects of optimism are different from person to person.  According to Scheier et. al. (1989) “One possibility is that the differences in well-being between optimists and pessimists derive from differences between them in the kinds of strategies they use to deal with stressful encounters” (p. 1025).  That is, problem-focused coping or emotion-focused coping; problem-focused coping is associated with optimistic outlooks and emotion-focused coping with pessimistic.  This required a pre-surgical assessment to determine the current style of coping for each participant.  Using the Life Orientation Test (LOT), this evaluation based information measures the patients pre-existing style of coping.  Patients were asked, before surgery, to identify what expectations they had about their recovery progress.  After surgery, patients were asked to indicate when they believed he or she would “return to normal,” they were also physically assessed to measure recovery markers (e.g., sitting, standing, walking, etc--) (p. 1027).  In both cases, patients with an optimistic outlook tended to predict a better outcome than did pessimists.  Six to eight days post-surgery medical personnel examining patients also provided their assessment on where the patient’s physical and psychological recovery might be at month four.  Although further details will be discussed later, results were marginal.  At six weeks, post-op surgeons identified how patients were recovering (e.g., normal progress or suffering complications).  Thus, reflecting significant evidence that optimists were progressing more rapidly than pessimists.  At six months, patients were again surveyed, via mail with a follow-up call on their psychological well-being and quality of life.  Results from the six-month survey, dubbed the Rose Questionnaire, had patients assess how satisfied they were with their health status at that time; if the surgery had improved their quality of life and if they had resumed normal activities, how long it took.   In all respondents, reports Scheier et. al. (1989), optimists “normalized their lives” faster and “reported a higher quality of life than did pessimists” (p. 1030-1031). 
The use of medical evaluation assessments to remove deviations to the comprehensive survey results also needed to be made.  The first medical assessment used to obtain the patient’s medical factors, was to evaluate his or her pre-operative medical status as it related to the extent of the surgery needed, the severity of the underlying CADS, and the patient’s standing on major coronary heart disease (p. 1029).  These factors were identified by the number of medical graphs the patient had done, the amount of blockage in the coronary artery, and finally the extent to which the patient understood the risk factors of the procedure.  As related to LOT scores, optimist or pessimist, additional factors were also assessed during surgery: the development or lack of new Q-waves on the EKGs as a result of surgery and the release of AST and CPK; both related to general muscle damage.  The surgical results reflect, those patients with optimistic outlooks developed fewer Q-waves than those with a pessimistic outlook.  Post-surgical physical markers reflect optimists achieving faster recovery that did pessimists; taking fewer days to begin walking.  As indicated earlier, physical and psychological assessments by medical staff indicated optimists were in better post-surgical condition and they anticipated them to recover more rapidly.  As for patient morale, medical staff indicated patient lifestyle would return to normal more quickly; however, their discoveries in all areas were only marginally more significant for optimists than for pessimists.  Of further interest the majority of optimists showed fewer probable myocardial infarction issues; accelerated medical problems.
In post-operative results the effects of patient anticipations was reviewed.  Only the anticipation of nervousness produced consistent effects.  Scheier et. al. (1989) indicates only negative effects were the result of anticipated nervousness: “The rate at which certain recovery
milestones were achieved, such as number of days to walk for 5-10 min., and length of hospitalization, amount of time spent in intensive care, ratings made by Division of Cardiac Rehabilitation members regarding patient morale, and anticipated rate of normalization of life-style, whether the patient had returned to work as well as how quickly the return to work took place, how quickly the patient began socializing again with friends, overall rate of normalization of life function 6 months post-operatively, [and] life quality 6 months postoperatively” [calculations removed] (p. 1033).  The study further notes that when anticipated nervousness and the three medical factors listed earlier are controlled, all elements are positively affected.  Hostility and depression is rare for optimists than for pessimists; better able to cope with the unexpected.  The relation between optimism and quality of life after surgery rather than the extension of life benefits was also notable. Specific predictions about recovery and total health resulted in better outcomes than did generalizations.  It may be that pessimists require more care because they are less active and knowledgeable in their recovery; they may, in fact, by their outlook prevent the care and attention needed to adequately recover.
It is my opinion that the studies in this program were adequately administered and the resulting analyses are feasible and appropriate.  Pre-analyzing the patient for his or her existing outlook permits an accurate hypothesis to classification optimistic or pessimistic behaviors. Furthermore, the study eliminated medical condition variances.  Through the additional surveys, this study showed that optimism clearly affects physical and psychological health both going into and recovering from CABS.   



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