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. Author manuscript; available in PMC: 2013 Jul 22.
Published in final edited form as: Arch Intern Med. 2012 Jan 23;172(4):329–336. doi: 10.1001/archinternmed.2011.1311

Table 2.

Multivariate predictors of reaching 336 kcal/week

Variable odds ratio p
PA intervention group 1.74 .025
Stress .96 .034
Interval Medical Event* .30 .009
n = 237

Abbreviations: PA, positive affect/self-affirmation.

Controlling for demographic (age, comorbidity, and sex) and psychosocial (affect, depression, perceived stress, and social support) measures, interval medical events, and the interaction between interval medical events and randomization group.

Interval medical events included cardiovascular and noncardiovascular events that would impede the patient’s ability to engage in physical activity: myocardial infarction, congestive heart failure, percutaneous coronary intervention, cardiac surgical procedures, ischemic colitis, stroke, and major medical complications (eg, shock and metastatic disease).