Table 3

 Sensitivity analyses on the annual paid productivity costs for 352 patients of working age (<65 years), expressed in euros per patient per year and presented for male and female patients separately

VariableMen (n = 91)Women (n = 261)Total study population (n = 352)
Total costs and differences in costs (*) are given as mean values (95% confidence interval), estimated with bootstrapping.
FC, friction cost; HC, human capital.
FC method, gross national wage*827 (306 to 1435)325 (158 to 536)455 (263 to 686)
    Duration friction period 25% longer (mean (SD))936 (3343)348 (1641)500 (2220)
    Duration friction period 25% shorter (mean (SD))706 (2331)292 (1426)399 (1712)
FC method, added value of productivity 1084 (426 to 1819)349 (175–547)539 (327–806)
HC method, gross national wage
    Sick leave (mean)1172482660
        Range0 to 28 6300 to 24 6790 to 28 630
    Work disability and reduced working hours (mean)1648157542
        Range0 to 29 0910 to 85180 to 29 091
    Work disability (mean)997844875906
        Range0 to 39 8650 to 18 8630 to 39 865
    Total*12 798 (9419 to 16 278)5125 (4136 to 6052)7109 (5971 to 8388)
HC method, added value
    Sick leave (mean)1463497747
        Range0 to 31 6310 to 21 9220 to 31 631
    Work disability and reduced working hours (mean)1699133537
        Range0 to 28 2430 to 66770 to 28 243
    Work disability (mean)10 70654736826
        Range0 to 44 4040 to 23 1500 to 44 405
    Total*13 878 (10 148 to 17 605)6102 (4909 to 7205)8110 (6834 to 9543)
Difference FC with gross national wage compared with added value of productivity*257 (62 to 529)24 (−28 to 85)85 (17 to 165)
Difference FC and HC method applying the gross national wage*11 972 (8547 to 15 530)4800 (4778 to 5058))6654 (5536 to 7913)