Correlational finding on Happiness and subject: Major life-change or not

StudyThurnher (1983): study US 1969
TitleTurning Points and Developmental Change: Subjective and 'Objective' Assessments.
SourceAmerican Journal of Orthopsychiatry, 1983, Vol. 53, 52 - 60
PublicPeople in transition, followed 8 years, Metropolis USA, 1969-77
Sample
Non-ResponseSample attrition: 17%
Respondents N =180

Correlate
Author's labelPerceived turning point impact in life
Page in Source 56
Our classificationMajor life-change or not
Operationalization
Open questions at T2:
"Looking back over the past eight years when we first 
interviewed you, what have been the major turning 
points in your life?"
"What effect did these turning points have on you?"
The responses were each rated on a 6-point scale and 
summed. Ss were classified as reporting positive, 
neutral or negative total impact

Observed Relation with Happiness
Happiness
Measure
StatisticsElaboration/Remarks
O-Sum-u-mq-*-0-aF=+ p < .01
T2 happiness by T2 report of turning point impact.
No interaction with age and sex.
No interaction with change in happiness between
T1 and T2.
A-BB-cw-mq-v-4-dF=+ ns
T2 happiness by T2 report of turning point impact.
No interaction with age and sex.
No interaction with change in happiness between T1 
and T2. 


Appendix 1: Happiness measures used
CodeFull Text
A-BB-cw-mq-v-4-dSelfreport on 8 questions.

"During the past week, did you ever feel.....?"
A very lonely
B restless
C bored
D depressed
E on top of the world
F excited or interested
G pleased about accomplishment
H proud

Answer options:
1 never
2 once
3 several times
4 often

Summation:
-Positive Affect Score (PAS): E+F+G+H
-Negative Affect Score (NAS): A+B+C+D
-Affect Balance Score (ABS): PAS-NAS+13

Name: Bradburn's Affect Balance Scale (modified version)
O-Sum-u-mq-*-0-aSelfreport on 3 questions:

A. " Dissatisfied" and "Unhappy" responses on the Block (1961) Adjective Rating List.

B. Overall happiness. Single direct question: "Taking all things together, how would you say things are these days? Would you say you are .......?"
3 very happy
2 pretty happy
1 not too happy

C. Present-year score on Life-Evaluation Chart, ranging from:
1 low
2
3
4
5
6
7
8
9 high


Appendix 2: Statistics used
SymbolExplanation
FF-STATISTIC
Type: asymmetric standard test statistic.
Range: nonnegative unlimited

Meaning : the test statistic is also called the "Variance Ratio" and is the ratio of two independent estimators of the same variance with n1 and n2 degrees of freedom respectively. The critical values of its probability distribution are tabulated extensively in almost any textbook on Statistics
Source:
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.
https://worlddatabaseofhappiness.eur.nl