A comparison helps when you know what each side represents. Define the period, conditions and measurement before deciding that a difference means improvement.
For a fictional personal writing practice, comparing one uninterrupted holiday day with a normal working day says little about a sustainable routine. Compare conditions honestly and include the responsibilities each period contained.
Keep the measure useful
Choose a result connected to the task. Completed usable examples may matter more than hours spent rearranging notes. Quality and purpose can require review alongside any count.
Record changes in scope or conditions that affect interpretation. Where the evidence remains limited, treat the finding as something to investigate rather than a permanent verdict.
Use the comparison to choose a practical adjustment. Keep, revise or stop an approach based on what the record supports. A baseline is a starting reference you understand. Its value lies in making the next decision better informed, with enough context to recognise both progress and the limits of the conclusion you can reasonably draw.