Table 3.

Comparison of outcomes between groups

	Outcomes	Agitated patient group	Depressed patient group	Apathetic patient group	p-value	Adjustedap-value
Emotional well-being	Positive affectivity – mean (SD)
	Baseline (day 1)	9.25 (1.71)	10.17 (1.72)	12.40 (3.21)	0.21	0.10
	Postintervention (day 12)	14.25 (4.11)	15.50 (4.18)	10.80 (3.96)	0.10	0.28
	Mean difference (day 12 – day 1)	+5.00 (3.46)	+5.33 (3.72)	−1.60 (5.73)	0.10	0.08
	Negative affectivity – mean (SD)
	Baseline (day 1)	9.75 (4.43)	8.17 (2.79)	9.80 (5.36)	0.82	0.81
	Postintervention (day 12)	6.50 (1.29)	10.33 (5.28)	7.60 (3.44)	0.59	0.50
	Mean difference (day 12 – day 1)	−3.25 (3.20)	+2.16 (3.60)	−2.20 (2.59)	0.03b	0.02b
	Robot usability and perception – mean (SD)
	Postintervention (day 12)	71.25 (13.62)	80.83 (11.90)	74.50 (14.83)	0.53	0.55

Notes:

^aAdjusted based on multiple imputation method;

^bsignificant results (p<0.05).