APD (n=1749) | CAPD (n=1749) | Median difference | p Value | |||||
---|---|---|---|---|---|---|---|---|
Variables | Mean | Median | SD | Mean | Median | SD | ||
Total medical costs (US$)* | 25 498 | 23 005 | 10 646 | 21 879 | 19 237 | 16 635 | 3769 | <0.01 |
Classified by departments | ||||||||
Outpatient department | 20 010 | 20 158 | 3607 | 16 918 | 16 883 | 7419 | 3275 | <0.01 |
Emergency department | 263 | 100 | 524 | 237 | 85 | 470 | 15 | 0.14 |
Inpatient department | 5225 | 1197 | 10 766 | 4724 | 992 | 12 423 | 206 | 0.01 |
Classified by non-dialysis or dialysis | ||||||||
Non-dialysis-related | 6296 | 2975 | 9703 | 5964 | 2639 | 16 013 | 336 | <0.01 |
Outpatient department | 1574 | 1258 | 1505 | 1595 | 1207 | 6900 | 51 | <0.01 |
Emergency department | 256 | 99 | 510 | 232 | 84 | 463 | 14 | 0.15 |
Inpatient department | 4466 | 1007 | 9338 | 4137 | 863 | 11 210 | 144 | 0.03 |
Dialysis-related (by department) | 19 202 | 19 235 | 3340 | 15 914 | 16 050 | 2917 | 3185 | <0.01 |
Outpatient department | 18 436 | 18 579 | 3344 | 15 323 | 15 594 | 2885 | 2985 | <0.01 |
Emergency department | 7 | 0 | 43 | 4 | 0 | 26 | 0 | 0.04 |
Inpatient department | 759 | 91 | 1720 | 587 | 41 | 1610 | 51 | <0.01 |
Dialysis-related (by items) | 19 202 | 19 235 | 3340 | 15 914 | 16 050 | 2917 | 3185 | <0.01 |
APD set | 2391 | 2913 | 1089 | 48 | 0 | 213 | 2913 | <0.01 |
APD machine | 813 | 795 | 208 | 16 | 0 | 61 | 795 | <0.01 |
Cost of erythropoietin | 1622 | 1763 | 654 | 1618 | 1736 | 620 | 27 | 0.80 |
PD-related costs† | 3390 | 3466 | 416 | 3407 | 3470 | 409 | –4 | 0.02 |
PD solution | 9609 | 9762 | 2464 | 9887 | 10 107 | 2178 | –346 | <0.01 |
Others | 1377 | 811 | 1873 | 938 | 503 | 1627 | 308 | <0.01 |
Dialysis-related (by quantities) | ||||||||
Quantity of PD solution (L) | 3653 | 3700 | 740 | 2651 | 2706 | 629 | 994 | <0.01 |
PRBC transfusion (unit) | 3.7 | 0 | 13.5 | 3.3 | 0 | 8.7 | 0 | 0.15 |
Oral iron supply (mg) | 2956 | 0 | 10 357 | 2155 | 0 | 8787 | 0 | 0.40 |
Erythropoietin (DDD)‡ | 145.2 | 5.1 | 86.2 | 145.1 | 5.2 | 85.5 | 0 | 0.96 |
Extubation of PD catheter | 0.06 | 0 | 0.29 | 0.05 | 0 | 0.24 | 0 | 0.35 |
After bootstrap analysis | ||||||||
Total medical costs (US$)* | 23 488 | 783 | 19 899 | 173 | <0.001 | |||
Non-dialysis-related | 4723 | 629 | 4340 | 168 | <0.001 | |||
Dialysis-related | 18 859 | 157 | 15 768 | 76 | <0.001 |
*US$1=30 New Taiwan Dollars.
†Costs include: (1) administration, physician and nursing fee; and (2) intubation and extubation cost of peritoneal dialysis catheter.
‡1 DDD=1000 IU epoetin alfa=1000 IU epoetin beta=5 μg darbepoetin alfa=4 μg methoxy polyethylene glycol-epoetin beta.
APD, automated peritoneal dialysis; CAPD, continuous ambulatory peritoneal dialysis; DDD, defined daily dose; NHI, National Health Insurance; PD, peritoneal dialysis; PRBC, packed red blood cell.