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Correlational findings

Study Lengyel et al. (2009): study CA 2000

Public:
80+ aged World War II veterans, Canada 2000
Sample:
Respondents:
N = 1630
Non Response:
1345
Assessment:
Questionnaire: paper
The survey was mailed in May 2000, and again in July 2000, to all living members of Manitoba Follow-Up study.

Correlate

Authors's label
Consumption of vegetables and fruits
Our Classification
Operationalization
Selfreport on question: How often do you NOW eat …fruit and vegetables
1 not at all
2 rarely
3 most days
4 every day
5 every meal

Recoded
Daily (4+5)
Mostly (3)
Rarely (1+2)

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-SLW-c-sq-v-5-t OR = 1.61 p < .001 Daily (vs mostly) CI95[1,27-2,04] O-SLW-c-sq-v-5-t OR = 3,71 p < .02 Daily  (vs rarely) CI95[1,27-10,8] O-SLW-c-sq-v-5-t OR = 0,13 ns Mostly  (vs rarely) CI95[078-6,78]

OR's slightly lower after control for:
- socio-demographic characteristics
  - age
  - ever smoked
  - marital status
  - living arrangement
- health
  - mental health
  - physical health
  - earlier hear disease

OR's slightly lower when controled for consumption of other food items
- grains
- meat and alternatives
- milk products