Animal-assisted therapy on happiness and life quality of chronic psychiatric patients living in psychiatric residential care homes: a randomized controlled study

Table 2 Mean and standard deviation of happiness level among patients in the intervention and the control groups in pre- and post-tests

Stage	Group	Happiness level Mean (SD)	P-Value
Pretest	Intervention	77.05 (19.23)
Pretest	Control	96.33 (13.96)
P-Value	0.12
Post-test	Intervention	87.88 (17.61)	0.001
Post-test	Control	65.26 (15.65)	0.001
P-Value	0.001

ISSN: 1471-244X