Second, the findings were based on subjective self-report measures.
A loose definition of the family doctor was used in this study and the classification into RFD, ORD, and NRD groups was based on subjective self-reporting and its accuracy cannot be verified.
Sex differences in physical health [ 35], comorbid psychiatric conditions [ 34, 49, 50], and substance use behavior [ 33, 34, 41, 42, 51] have also been documented, however findings appear to be conflicting and generally based on subjective self-reported measures.
Quality of life involves an evaluative judgement of an individual's physical, cognitive, emotional, and social functioning and can be based on subjective (self-report) and/or objective (independent sources of information) indicators [ 1, 2].
Currently AMS is a clinical diagnosis based on subjective and self-reported measures.
Although the data obtained was based on subjective experiences, self-reporting is the most practical way to obtain information on symptom reporting in large-scale population-based studies.
The sample was partly self-selected based on subjective statements of being mildly affected and in no need of treatment, which threatens the external validity of the results to those mildly affected without being under considerations for treatments within a randomized trial.
The U-TURN lifestyle intervention will entail a self-monitoring component, which is based on subjective evaluation on a daily basis.
Estimates of glucose control based on subjective cues will likely lead to overly optimistic estimates of control that are unlikely to motivate changes in self-management.
