Effectiveness of crisis resolution home treatment for the management of acute psychiatric crises in Southern Switzerland: a natural experiment based on geography

Table 4 Estimates of the ATE of CRHT

AIPW^aPS^b models *1) linear outcome model* 2) + *4) log-linear outcome model* *3) logistic outcome model*		Coefficient (Bootstrap SE^c)	95% confidence interval
1) HoNOS difference at discharge^d	ATE^e (CRHT^f vs CPC^g)	1.026	(-0.791;2.842)
(n = 208)		(0.927)	(-0.791;2.842)
	CPC	-9.434***	(-10.706;-8.163)
		(0.649)	(-10.706;-8.163)
2) ln^h(Treatment length)	ATE (CRHT vs CPC)	0.296**	(0.088;0.504)
(n = 237)		(0.106)	(0.088;0.504)
	CPC	3.182***	(3.046;3.319)
		(0.070)	(3.046;3.319)
3) Readmission within 2 yearsⁱ	ATE (CRHT vs CPC)	0.039	(-0.093;0.170)
(n = 237)		(0.067)	(-0.093;0.170)
	CPC	0.493***	(0.408;0.577)
		(0.067)	(0.408;0.577)
4) ln(Number of readmission days^j)	ATE (CRHT vs CPC)	-0.071	(-0.460;0.319)
(n = 120)		(0.199)	(-0.460;0.319)
	CPC	3.833***	(3.580;4.085)
		(0.129)	(3.580;4.085)

^aAIPW Augmented Inversed Probability Weighting
^bPS Propensity Scores
^cBootstrap SE Bootstrapped Standard Errors: they were obtained through 1′000 replications
^d The HoNOS difference at discharge corresponds to the difference between the total HoNOS score at discharge and the total HoNOS score at admission
^eATE Average Treatment Effect
^fCRHT Crisis Resolution Home Treatment
^gCPC Cantonal Psychiatric Clinic
^hln Natural logarithm
ⁱ Readmission within 2 years indicates if a patient was readmitted to the CPC and/or to CRHT at least once during the 2 years period following discharge
^j The number of readmission days corresponds to the total number of inpatient/CRHT days related to single or multiple readmissions during the 2 years period following discharge
^*p-value < 0.05, ** p-value < 0.01, *** p-value < 0.001

ISSN: 1471-244X