Table 2 Base case cost effectiveness of SZC versus usual care
| Â | Norway | Sweden | ||||
|---|---|---|---|---|---|---|
SZC | Usual care | Difference | SZC | Usual care | Difference | |
Total costs | 85,421 | 82,332 | 3,089 | 65,805 | 62,735 | 3,070 |
 Treatment | 13,767 | 90 | 13,677 | 10,490 | 44 | 10,446 |
 Adverse events | 847 | 41 | 806 | 471 | 24 | 447 |
 Hyperkalaemia | 9,270 | 22,371 | -13,101 | 6,440 | 15,038 | -8,598 |
 CKD | 35,257 | 32,790 | 2,467 | 21,214 | 19,697 | 1,517 |
 RRTa | 0 | 0 | 0 | 0 | 0 | 0 |
 Arrhythmia | 1,448 | 1,395 | 53 | 1,149 | 1,105 | 44 |
 CV | 5,063 | 4,996 | 67 | 6,524 | 6,348 | 176 |
 Hospitalisation | 10,594 | 11,255 | -660 | 16,741 | 17,753 | -1,012 |
 RAASi use change | 9,174 | 9,394 | -220 | 2,775 | 2,725 | 50 |
Total LYs | 4.840 | 4.501 | 0.339 | 4.966 | 4.611 | 0.354 |
Total QALYs | 2.988 | 2.780 | 0.208 | 2.998 | 2.784 | 0.214 |
 QALYs | 4.002 | 3.725 | 0.276 | 4.030 | 3.745 | 0.286 |
 Health state (CKD) | -0.712 | -0.658 | -0.054 | -0.724 | -0.668 | -0.057 |
 Adverse events | -0.003 | -0.003 | 0.000 | -0.003 | -0.003 | 0.0003 |
 Arrhythmia | -0.001 | -0.001 | 0.000 | -0.001 | -0.001 | 0.0000 |
 CV | -0.294 | -0.279 | -0.014 | -0.300 | -0.285 | -0.0154 |
 Hospitalisation | -0.004 | -0.005 | 0.000 | -0.005 | -0.005 | 0.0003 |
Cost/LY | 9,119 | 8,663 | ||||
Cost/QALY (ICER) | 14,838 | 14,352 | ||||