Medical costs and related factors associated with mental disorders in Jilin Province, China, 2020–2022

Table 5 Hierarchical regression analysis of patients with mental disorders

Characteristic	Model 1			Model 2		Model 3		Model 4
Characteristic	β		t	β	t	β	t	β	t
Gender	−0.106	−22.905***		−0.117	−26.574***	−0.107	−24.720***	−0.075	−18.011***
Age	−0.407	−133.165***		−0.443	−150.528***	−0.454	−157.157***	−0.415	−149.555***
Days of hospitalization				0.037	208.352***	0.030	164.602***	0.007	34.893***
Medical payment method				−0.432	−97.716***	−0.372	−84.424***	−0.299	−70.319***
Disease type						−0.048	−33.141***	−0.104	−68.657***
Comorbidities						−3.209	−145.898***	−0.571	−22.577***
Institutional type								−0.185	−64.514***
Institutional level								0.168	67.549***
Treatment services								−3.295	−178.765***
Nature of the institution								−2.236	−87.548***
constant	5.916	637.290		6.639	546.174	13.184	289.149	16.845	323.538
R²		0.031			0.125		0.158		0.232
△R²		0.031			0.093		0.034		0.073
F		9041.556***			29685.555***		11107.715***		13316.064***