# Correlational findings

## Study Thoits & Hewitt (2001): study US 1986

Public
25+ aged, general public, USA, 1986-1989
Sample
Respondents
N = 2867
Non Response
T1: 33% T2: 21%
Assessment
Interview: face-to-face
At home

## Correlate

Authors's Label
Hours of volunteer work
Our Classification
Remarks
Log of hours used in statistical analysis T1: M= -1.3 St.D=4.1
Distribution
T 1: 0: 60.1%, 10: 13.8%, 30: 8.9%, 60: 6.7%, 120:4.4%, 200:6.1%
M=25.55  Mt=1.28
T 2: 0: 57,3%, 10: 13.7%, 30: 9.4%, 60: 6,6%, 120:5,8%, 200:7,2%
M=29.51 Mt=1.48
Operationalization
How many hours did you spend on volunteer work during the last 12 month?
0=  did not volunteer at all in the past year
10= less than 20 hours
30= 20 to 39 hours
60= 40 to 79 hours
120=80 to 159 hours
200=160 hours or more

## Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-SLu-g-sq-v-5-f = +.08 p < .001 T1 hours by T1 Life satisfaction O-SLu-g-sq-v-5-f = +.17 p < .05 T2 hours by T1 Life satisfaction
B controlled for sociodemographic variables
-age
-gender
-ethnicity
-education
-income
-employment
-marital status
-children at home
O-SLu-g-sq-v-5-f = +.07 ns T2 hours by T1 Life satisfaction
B controlled for T2 social intergration
-church attendance
-organization attendance
O-SLu-g-sq-v-5-f = -.01 ns T2 hours by T1 Life satisfaction
B controlled for
-T2 social intergration
-church attendance
-organization attendance
-T1 volunteer work hours
(indicating CHANGE in hours)
O-SLu-g-sq-v-7-a = +.02 p < .001 T2 hours by T2 Life satisfaction
B controlled for:
-sociodemographic variables
-age
-gender
-ethnicity
-education
-income
-employment
-marital status
-children at home
-T2 social intergration
-church attendance
-organization attendance
-T1 life satisfaction(indicating CHANGE in Life satisfaction)
O-HL-c-sq-v-3-aa = +.01 p < .10 T2 Happiness by T2 hours
B controlled for:
-sociodemographic variables
-age
-gender
-ethnicity
-education
-income
-employment
-marital status
-children at home
-T2 social intergration
-church attendance
-organization attendance
-T1 happiness
measured by a different item
"My life could be happier than it is now"