One-way sensitivity analysis of eligibility for MT
| Eligibility for MT | HEMS | GEMS | Incremental cost (95% CI) | Incremental QALYs gained (95% CI) | Incremental cost/QALY gained (ICER) | % CE at £20k/QALY | % CE at £30k/QALY | ||
| Mean cost (SE) | Mean QALYs gained (SE) | Mean cost (SE) | Mean QALYs gained (SE) | ||||||
| 0.4 | £56 042 (£314) | 3.76 (0.03) | £53 284 (£308) | 3.75 (0.03) | £2759 (£2710 to £2800) | 0.01 (0.01 to 0.02) | £291 127 | 3.3 | 10.5 |
| 0.5 | £56 897 (£314) | 3.88 (0.03) | £53 952 (£308) | 3.85 (0.03) | £2945 (£2890 to £3000) | 0.03 (0.03 to 0.03) | £91 167 | 4.3 | 14.6 |
| 0.6 | £57 752 (£315) | 3.99 (0.03) | £54 620 (£307) | 3.94 (0.03) | £3132 (£3070 to £3190) | 0.06 (0.05 to 0.07) | £56 801 | 5.1 | 20.2 |
| 0.7 | £58 606 (£316) | 4.11 (0.03) | £55 288 (£307) | 4.03 (0.03) | £3318 (£3250 to £3380) | 0.08 (0.07 to 0.09) | £42 562 | 7.4 | 27.4 |
| 0.8 | £59 461 (£317) | 4.23 (0.03) | £55 956 (£307) | 4.13 (0.03) | £3505 (£3430 to £3580) | 0.10 (0.09 to 0.11) | £34 773 | 9.7 | 37.5 |
| 0.9 | £60 316 (£318) | 4.34 (0.03) | £56 625 (£307) | 4.22 (0.03) | £3691 (£3610 to £3770) | 0.12 (0.11 to 0.13) | £29 860 | 12.9 | 55.1 |
| 1.0 | £61 171 (£320) | 4.46 (0.03) | £57 293 (£308) | 4.31 (0.03) | £3898 (£3790 to £3970) | 0.15 (0.14 to 0.16) | £26 479 | 18.2 | 68.9 |
CE, cost-effective; GEMS, Ground Emergency Medical Services; HEMS, Helicopter Emergency Medical Services; ICER, incremental cost-effectiveness ratio; MT, mechanical thrombectomy; QALY, quality-adjusted life year.