Findings on happiness in Korfage et al. (2005): study NL 1996

Publication
Author(s)Korfage, I.J.; Borsboom, G.J.; Essink-Bot, M.L.; Madalinska, J.B.
TitleFive-Year Follow-Up of Health Related Quality of Life after Primary Treatment of Localized Prostate Cancer.
SourceInternational Journal of Cancer, 2005, Vol. 116, 291 - 296
DOIDOI:10.1002/ijc.21043
Investigation
PublicProstate cancer patient, The Netherlands, followed five years after treatment
Collect period6
 June1996- January 1999 T1: before treatment, T2: one month after, T3 12 months after, T4: 4 to 5 years after treatment
Survey nameNot available
SampleNon-probability purposive sample
 Patient enrolled in 4 hospitals in Rotterdam
Respondents N =314
Non Response101
 Drop out: 28 due to poor health, 48 for advanced disease, 25 for watchful waiting, 314 men schedule for primary therapy, 7 dropped out first 6 month. 5 next 6 month, 31 later 4-5 years
AssesmentQuestionnaire: paper
 Mailed questionnaire
General remarksData on happiness are not in the report, but were provided on request by the author
Happiness measure(s) used
Full textSelfreport on single question: During the past 4 weeks….. Have you been a happy person? 5 all of the time 4 most of the time 3 some of the time 2 a little of the time 1 none of the time Item MH5 in SF-36 (Medical Outcome Study 36 item Short Form) version 2 (5-step rating scale)
ClassificationM-TH-cm-sq-v-5-a
Author's labelQuality of Life
RemarksScores on this item were provided on request by the author M and SD average T1-T4
Finding used in
nation ranks		Yes
 On original range 1 - 5On range 0 - 10
Mean2.324.39
Standard deviation1.324.40

Correlational findings

Author's labelSubject Code
Finding		Subject description
Primary treatment of localized prostate cancerH14ad02cProstate cancer
Primary treatment of localized prostate cancerH17af11Radio therapy, also classified as above ↑
Primary treatment of localized prostate cancerH17af13Surgery, also classified as above ↑