Table 3. The impact of independent variables on total hospital cost among non-LAT treated patients (multiple regression analysis).

Model non-LAT	b	SE-b	beta	Pearson r
Constant	58.480	535.195
Age	5.523	6.812	0.073	0.048
Gender	−15.258	328.707	−0.004	−0.007
Number of hospital admissions	265.450	140.739	0.246	0.316
Duration of hospital admissions	4.429	9.620	0.064	0.296
Outpatient physician consultations	−1.858	5.545	−0.029	−0.016
Inpatient physician consultations	11.342	8.243	0.134	0.211
Relapses followed by hospital admission	65.125	123.029	0.048	0.035
Relapses followed by outpatient detoxification	−9.298	43.931	−0.019	−0.066

Note: The dependent variable was Total hospital cost. R² = 0.132, Adjusted R² = 0.072.