The Restorative Effect of the Natural Environment on University Students’ Psychological Health

Table 3

Means and standard deviations of participants who completed the postintervention measures.

	Experimental group (n = 22)			Control group (n = 20)
Measure	Preintervention	Postintervention	Hedges’ [CI95%]	Preintervention	Postintervention	Hedges’ [CI95%]
Stress (PSS)	21.59 (7.96)	16.59 (6.98)	−0.66 [−1.26, −0.05]	20.35 (6.61)	19.75 (6.08)	−0.09 [−0.71, 0.53]
Burnout (MBI-SS)	2.29 (1.19)	2.03 (1.38)	−0.20 [−0.79, 0.39]	2.30 (0.95)	2.23 (0.99)	−0.07 [−0.69, 0.55]
Life satisfaction (SWLS)	21.64 (7.61)	22.86 (7.80)	0.16 [−0.44, 0.75]	24.10 (5.78)	24.65 (6.03)	0.09 [−0.53, 0.71]