Table 2.

Happiness measures included in meta-analysis.

Measure	Citation	Sample number
Affect-adjective scale	Diener and Emmons, 1985	1, 2b
Calm, contentment, and peacefulness—single item	Nisbet, 2013a,b	11, 12
Current mood scale from the multidimensional comfort questionnaire	Steyer et al., 1997	3.1
Emotional well-being	Keyes, 2005	4.1, 4.2, 5.1, 5.2
Happy—single item	Ajzen and Driver, 1992	17.4
Nature positive affects	Nisbet, 2011	9, 10, 21.1a, 21.1b, 21.2
Percent happy	Fordyce, 1988	9
Positive and negative affect schedule	Watson et al., 1988	8, 9, 10, 13, 14.1, 14.2, 15, 19, 21.1a, 21.1b, 21.2
Satisfaction with life scale	Diener et al., 1985	1, 2a, 2b, 3.2, 6, 7.4, 9, 13, 14.1, 14.2, 16, 18.1, 19, 21.1a, 21.1b, 21.2
Scale of positive and negative experience	Diener et al., 2010	20.1, 20.2
Steen happiness index	Seligman et al., 2005	5.1, 5.2
Subjective happiness scale	Lyubomirsky and Lepper, 1999	9, 13, 18.1, 21.1a, 21.1b, 21.2
Subjective vitality scale	Ryan and Frederick, 1997	8, 9, 10, 13, 20.1, 20.2, 21.1a, 21.1b, 21.2
Vital, energetic, and enthusiastic—single item	Nisbet, 2013a,b	11, 12
Vitality scale from the short form (36) health survey	Bullinger and Kirchberger, 1989	3.5, 15

See Table 3 for studies associated with each sample number.