The Hospitalization Costs of Diabetes and Hypertension Complications in Zimbabwe: Estimations and Correlations

Table 3

Forward stepwise regression analysis of variables predictive of hospitalization cost ().

Variables	Coefficient	Std. error	value
(Intercept)	5.59	0.27
Age (reference: <65 years of age)			<0.001
65+ years	−0.29	0.08
Prescribed therapies
3+ therapies	1.66	0.23	<0.001
2 therapies	1.24	0.25	<0.001
Procedures
Wound care	0.78	0.20	<0.001
Amputation	1.16	0.35	0.001
Dialysis	0.65	0.18	<0.001
Physiotherapy	0.22	0.10	0.026
Comorbidity
2+ comorbidities	0.32	0.14	0.026
Systolic blood pressure	−0.002	0.001	0.031

Data were analyzed with a generalized linear model (GLM), gamma family, and log link. Data are shown only for variables that remained in the final model with a significance threshold of 0.05.