Findings on happiness in Conner et al. (2015): study NZ Auckland 2013

Author(s)Conner, T.S.; Brookie, K.L.; Richardson, A.C
TitleOn Carrots and Curiosity: Eating Fruit and Vegetables is associated with greater Flourishing in daily Life.
SourceBritish Journal of Health Psychology , 2015, Vol. 20, 413 - 444 .
DOIdoi: 10.1111/bjhp.12113
PublicUniversity students, New Zealand, 2013, followed 13 days
 17-25 aged, students at University of Otago.
Survey nameUnnamed study
SampleNon-probability chunk sample
 participants received a course credit
Respondents N =405
 13 drop-out
Non ResponseNot available
 Computer assisted laboratory session and online daily dairies. Participants completed 12 out of 13 possible diaries (M = 11, 8, SD =1,5, Range 7-13
Happiness measure(s) used
Full textSelfreport on 19 questions repeated 13 days To what extent did you feel today,, A calm B cheerful C pleasant D energetic E enthusiastic F excited G sad H dejected I depressed J nervous K anxious L tense O angry P irritable Q hostile Rated 1 not at all 2 3 4 5 extremely Computation: (A to F) - (G toQ)
Author's labelDailty af fect
Page in publication10
RemarksPA: 3,01; NA: 1,68. ABS computed by WDH team
Error estimatesCronbach alpha: PA: .83, NA: .70
Finding used in
nation ranks
 On original range -4 - 4On range 0 - 10
Standard deviation

Correlational findings

Author's label Our subject description
consumption of chipsshow  Healthy eating
consumption of chipsshow  What one eats, also classified as above ↑
consumption of fruitsshow  Healthy eating
consumption of fruitsshow  What one eats, also classified as above ↑
consumption of sweetsshow  Healthy eating
consumption of sweetsshow  What one eats, also classified as above ↑
consumption of vegetablesshow  Healthy eating
consumption of vegetablesshow  What one eats, also classified as above ↑