| Amendment | Endpoints reached in each colour code compared to the CTS | Outcome | ||||
| Red | Orange | Yellow | Green | Overtriage | Undertriage | |
| CTS (no amendment) | 25% | 24% | ||||
| MEWS + CCA | ↑ (p = 0.01) | ↑ (p = 0.05) | ↓ (p = 0.001) | No difference | 30% | 24% |
| MEWS + CCA + DLA | ↑ (p = 0.001) | ↑ (p = 0.001) | ↓ (p<0.001) | ↓ (p<0.001) | 43% | 12% |
| MEWS + CCA + DLA + trauma factor | ↑ (p<0.001) | ↑ (p<0.001) | ↓ (p = 0.001) | ↓ (p = 0.001) | 45% | 12% |
CCA, colour code amendment; CTS, Cape triage score; DLA, discriminator list amendment; MEWS, modified early warning score.
CCA, colour code amendment; CTS, Cape triage score; DLA, discriminator list amendment; MEWS, modified early warning score.