Table 2 One-year hospital costs of Rb-PET-MPI and Tc-SPECT-MPI diagnostic strategies in each subgroup.
Rb-PET-MPI | Tc-SPECT-MPI | R-L [95%CI] | p value | |
|---|---|---|---|---|
Mean (± SD) | Mean (± SD) | |||
Total patients | N = 308 | N = 308 | ||
Procedure | 471 (± 0) | 757 (± 116) | − 286 [− 299; − 273] | < 0.01 |
ICA admission | 191 (± 469) | 124 (± 381) | 67 [17; 117] | 0.09 |
Follow-up admissions | 311 (± 1718) | 311 (± 1718) | – | – |
Total one-year cost | 973 (± 1939) | 1192 (± 1834) | − 219 [− 270; − 168] | < 0.01 |
Low PTP (< 5%) | N = 46 | N = 46 | ||
|---|---|---|---|---|
Procedure | 471 (± 0) | 762 (± 114) | − 291 [− 324; − 257] | < 0.01 |
ICA admission | 35 (± 173) | 0 (± 0) | 35 [− 17; 85] | 0.18 |
Follow-up admissions | 0 (± 0) | 0 (± 0) | – | – |
Total one-year cost | 506 (± 173) | 762 (± 114) | − 256 [− 315; − 197] | < 0.01 |
Intermediate PTP (5–15%) | N = 132 | N = 132 | ||
|---|---|---|---|---|
Procedure | 471 (± 0) | 747 (± 124) | − 276 [− 298; − 255] | < 0.01 |
ICA admission | 188 (± 474) | 106 (± 364) | 82 [7; 157] | 0.033 |
Follow-up admissions | 540 (± 2434) | 540 (± 2434) | – | – |
Total one-year cost | 1199 (± 2715) | 1393 (± 2589) | − 194 [− 271; − 118] | < 0.01 |
High PTP (> 15%) | N = 130 | N = 130 | ||
|---|---|---|---|---|
Procedure | 471 (± 0) | 766 (± 366) | − 294 [− 313; − 276] | < 0.01 |
ICA admission | 249 (± 523) | 185 (± 449) | 64 [− 26; 155] | 0.16 |
Follow-up admissions | 189 (± 951) | 189 (± 951) | – | – |
Total one-year cost | 909 (± 1147) | 1140 (± 1042) | − 231 [− 322; − 139] | < 0.01 |