One-stage bilateral
(interquartile range)
(n)(SD)
Unilateral control
(interquartile range)
(n)(SD)
Hospital costs € (CPP) 14 470
(13 370 – 15 430)
(32)(1 510)
9 060
(8 180 – 9 690)
(32)(1 400)
Total days off work 12 months       230
(147 – 349)
(21)(94)
226
(96 – 365)
(19)(122)
Social insurance
administration costs €
10 030
(5 790 – 14 840)
(21)(5 320)
9 980
(5 380 – 13 380)
(19)(6 100)
QALYs gained at 1 year 0.56
(32)(0.18)
0.28
(32)(0.26)
Cost per QALY gained € first year 25 840 32 360
QALYs gained at 6 years 4.14
(29)(1.76)
2.24
(29)(1.99)
Cost per QALY gained € after 6 years 3 495 4 045
Table 5: Costs, sick-leave and QALYs