Table 5 Economic impact (mean total cost) of comorbidities, divided by the number of comorbidities

No comorbidity

€ 8,272.18

€ 12,897.43

€ 10,382.67^a

35.86%

25.51%^a

< 0.001

< 0.001^a

One comorbidity

€ 9,566.95

€ 17,426.32

€ 11,159.68^a

82.15%

14.27%^a

< 0.001

0.001^a

Two comorbidities

€ 11,423.22

€ 18,348.50

€ 11,896.95^a

37.74%

3.98%^a

0.018

> 0.050^a

€ 12,532.49

€ 12,755.15

€ 12,228.53^a

1.75%

− 2.49%^a

> 0.050

> 0.050^a

One way ANOVA

0.095

0.0554