Study Middleton & Byrd (1996): study US 1995

Public:

Heart patients, USA, followed 90 days, 1995

Sample:

Respondents:

N = 130

Non Response:

9,3%

Assessment:

Questionnaire: paper
Mailed questionnaire and hospital records

Correlate

Authors's label

Hospital

Our Classification

Operationalization

-Hospital 1(East Alabama Medical Center)     
-Hospital 2 HCA (Parkway Medical Center)

Observed Relation with Happiness