Although the reliability of self-report of many sun exposure factors has been previously described in several studies, self-report of use of artificial tanning devices and self-tanning creams has been less well characterized.
Studies based on job titles have rarely demonstrated positive associations between psychosocial job stressors and ill mental health while several studies using self-reports have reported positive associations to depressive disorders.
Several studies supplemented self-report measures of diabetes with physiologic measures (i.e., fasting plasma glucose).
Several studies have reported self-management education and support delivered in the community by community peer educators (5, 6), by Web-based applications (7), or by telephone (8, 9).
All of the families participating in the study self reported Chilean ancestry several generations ago, after extensive interviews with several members of each family pertaining to different generations.
A possible role for BAS dysregulation in the bipolar spectrum in general and in patients with bipolar I specifically has been supported in several studies using the self-report BIS/BAS scale (Carver and White 1994).
For example, several studies relying on self-report of FoF and physical activity found that up to 66%% of community-dwelling older adults restrict engagement in physical activities due to FoF alone [ 13, 49, 50].
The CRC patient's age and the histological diagnosis of the tumour were taken from the medical record, thus permitting an accurate definition of subjects at increased risk of CRC; this is in contrast to several studies relying on self-reporting of family history [ 13].
Several studies have reported that higher levels of self-efficacy and social support are associated with improved medication adherence, 17 although there are conflicting data.
Several studies have reported associations between respiratory outcomes in children and a range of self-reported, administrative or geographical indicators of traffic pollution.
Several studies suggest that self-reporting overestimates adherence, while reports of nonadherence are usually valid (5, 7).
