Estimated outcomes for patients with adverse events who were not CT scanned if they had been CT scanned on admission to hospital and modelled implications for costs and quality-adjusted life years
| Outcomes | Modelling | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Age | Sex | Admitted | INR | Observed CT head scan | Reversal therapy | Neurosurgery | Further hospital attendance | HI death | Probability of survival (%) | Estimated GOS if survived | Change in costs | Change in QALYs | ||
| Patient | Clinician 1 | Clinician 2 | ||||||||||||
| 1 | 81 | M | ✗ | NP | ✗ | ✗ | ✗ | ✓ | ✓ | 75 | 75 | 3 | £169 279 | 0.67 |
| 2 | 74 | M | ✗ | NP | ✗ | ✗ | ✗ | ✗ | ✓ | 25 | 15 | 2 | £13 528 | 0.00 |
| 3 | 90 | M | ✗ | 4.4 | ✗ | ✗ | ✗ | ✗ | ✓ | 0 | 0 | 2 | £3994 | 0.00 |
| 4 | 88 | M | ✗ | NP | ✗ | ✗ | ✗ | ✓ | ✓ | 75 | 75 | 4 | £18 122 | 1.45 |
| Probability of GOS increase (+1, %) | ||||||||||||||
| Clinician 1 | Clinician 2 | Lower GOS score | ΔC | ΔQ | ||||||||||
| 5 | 76 | M | ✗ | 2.0 | ✗ | ✗ | ✗ | ✓ | ✗ | 25 | 50 | 4 | −£7064 | 0.86 |
| 6 | 77 | F | ✗ | 3.0 | ✗ | ✗ | ✗ | ✓ | ✗ | 25 | 0 | 4 | −£2355 | 0.27 |
| 7 | 82 | M | ✗ | 3.5 | ✗ | ✗ | ✗ | ✓ | ✗ | 25 | 0 | 4 | −£2355 | 0.17 |
NP, not performed.