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Sample sizes for days on antibiotic treatment (paediatric) using different assumptions
| SD | Delta | Alpha | Beta | Correction | Sample size per arm |
| 2.5 | 1 | 0.025 | 0.2 | 1 | 99 |
| 3.0 | 1 | 0.025 | 0.2 | 1 | 142 |
| 3.5 | 1 | 0.025 | 0.2 | 1 | 193 |
| 3.7 | 1 | 0.025 | 0.2 | 1 | 215 |
| 4.0 | 1 | 0.025 | 0.2 | 1 | 252 |
| 4.5 | 1 | 0.025 | 0.2 | 1 | 318 |
| 5.0 | 1 | 0.025 | 0.2 | 1 | 393 |
