Table 7. Total hospital ward costs (in U$) in each group.

Group	IRF	DGF	Dialysis	p value
Costs for the days in hospital (U$)	2,451.29 ± 1,732.18* &	3,407.36 ± 2,009.63§	6,350.77 ± 4,753.59	< 0.001
Costs for the days in ICU (U$)	897.60 ± 495.14* &	959.45 ± 396.76§	2,095.54 ± 2,253.10	0.003
Total costs (U$)	2,642.37 ± 1,850.46* &	3,603.42 ± 2,107.48§	7,021.48 ± 5,505.75	< 0.001

P < 0.05 -

^*IRF x DGF;

^&IRF x Dialysis;

^§DGF x Dialysis.