Study Simmons et al. (1977): study US 1970

Public:

Adult renal patients, followed before and after transplant, USA, 1970-73

Sample:

Respondents:

N = 178

Non Response:

15%

Assessment:

Questionnaire: paper
T1 right before transplant,T2 1 year after

Correlate

Authors's Label

Earlier happiness

Our Classification

Operationalization

0 T1: pretransplant
1 T2: one year posttransplant

Happiness of renal patients assessed at:
T1: 5 days prior to the scheduled
    transplant or after their names
    were added to the waiting list
T2: a year after the transplant

Observed Relation with Happiness