Study Janz et al. (2001): study US Michigan 1996
- Public
- Medical Patients, Michigan, United States, followed 1 year, 199?
- Survey name
- Unnamed study
- Sample
- Respondents
- N = 570
- Non Response
- 52%
- Assessment
- Interview: Computer Assisted Telephone Interview (CATI)
Correlate
- Authors's Label
- Symptom status
- Our Classification
-
-
- Operationalization
- A Subjects were asked about the presence of 14 symptoms of clinical concern in heart disease within 7 days before the interview:
a: chest pain
b: shortness of breath
c: fatigue
d: rapid of irregular heart beat
e: waking with chest pain
f: waking with shortness of breath
g: dizziness
h: pain other than chest pain
i: numbness or cramping in legs
j: feeling blue
k: feeling tense or stressed
l: feeling worried
m: having trouble falling asleep
n: having trouble sleeping through the night
B In addition for each symptom summing the responses to the question "How would you say the symptom bothers you?" derived a symptom impact score (1=not at all to 5=a lot).
C To assess depressive symptamology an 8-item version of The Center for Epidemological Studies Depression Scale (CES-D) was included.