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Studies

Gerstorf et al. (2015): study DE Berlin 1993

Publication

Author(s):
Gerstorf, D.; Drewelies, J.; Hulur, G.
Title:
Secular Changes in Late-life Cognition and Well-being: Towards a Long Bright Future with a Short Brisk Ending?
Source:
SOEP Paper, 2015, No. 738, 1 - 32, Berlin, Germany

Investigation

Public:
Elderly, Berlin Germany cohorts 1990-93 and 2013-14
Survey name:
DE-Berlin Aging Study
Sample:
Non-probability purposive sample
Respondents:
N = 161
Non Response:
Assessment:
Multiple asesment methods
The cohort of 1990-1993 assessment was done by face-to- face sessions. The cohort of 2013-2014 assessment was done by a take-home questionnaire

Happiness Measure(s) and Distributional Findings

Full text:
Selfreport on 8 questions:

Lead item not reported.
A  nervous
B  distressed
C  jittery
D  upset
E  active
F  determined
G  inspired
H  attentive

Rated:
1: not at all
.
.
5  a lot

Computation: (E+F+G+H)/4 -(A+B_C+D)/4
Classification:
A-BW-cy-mq-v-5-a
Author's label:
Positive and negative affect
Remarks:
M = Cohort 1: +0.73, Cohort 2: +1.39
Average computed by WDH team
Page in publication:
8
Observed distribution
Frequencies
1: 0%,   2: 0%,   3: 0%,   4: 0%,   5: 0%
Summary Statistics
On original range -4 - 4 On range 0-10
Mean:
1.07

Correlational Findings

Author's label Subject Description Finding Cohort Generation
Trend average happiness in age groups