Table 4.
Cost Models of Minimally Invasive Hysterectomy
Analysis | Benign Indications | Endometrial Cancer |
---|---|---|
Unadjusted | ||
Total cost | 1,617 (1,581–1,653) | 1,454 (1,279–1,629) |
Variable cost | 943 (918–969) | 850 (752–948) |
Fixed cost | 626 (602–649) | 753 (672–835) |
Unadjusted direct costing hospitals only | ||
Total cost | 1,995 (1,948–2,041) | 1,875 (1,670–2,081) |
Variable cost | 1,132 (1,107–1,158) | 1,017 (907–1,128) |
Fixed cost | 801 (774–828) | 922 (799–1,046) |
Fully adjusted* | ||
Total cost | 1,225 (1,177–1,272) | 1,328 (1,164–1,491) |
Variable cost | 922 (895–948) | 936 (847–1,024) |
Fixed cost | 374 (349–399) | 453 (361–544) |
Fully adjusted, complications removed | ||
Total cost | 1,222 (1,171–1,272) | 1,375 (1,219–1,530) |
Variable cost | 920 (896–944) | 956 (867–1,045) |
Fixed cost | 372 (347–396) | 432 (347–517) |
Fully adjusted, physician volume fewer than 5 cases | ||
Total cost | 1,443 (1,362–1,524) | 1,495 (1,284–1,705) |
Variable cost | 974 (927–1,021) | 985 (850–1,120) |
Fixed cost | 566 (412–619) | 560 (418–701) |
Fully adjusted, physician volume 16–30 cases | ||
Total cost | 1,084 (976–1,192) | 1,687 (1,317–2,056) |
Variable cost | 920 (855–986) | 1,421 (1,203–1,640) |
Fixed cost | 303 (234–372) | 332 (82–582) |
Fully adjusted, physician volume more than 50 cases | ||
Total cost | 1,290 (1,170–1,409) | 832 (393–1,270)† |
Variable cost | 892 (837–947) | 311 (73–549)† |
Fixed cost | 334 (271–396) | 585 (313–858)† |
Data are U.S. dollars (95% confidence interval).
Cost differential of robotically assisted compared with laparoscopic hysterectomy.
Fully adjusted model incorporates all clinical, demographic, physician, and hospital characteristics.
Provider area excluded from models because of absence of patients in one cell.