“Depend on” is a very basic and commonly used English expression meaning “to vary depending on ~” or “to rely on ~.”
It is very useful in academic presentations, Q&A sessions, and paper discussions when explaining differences according to conditions, situations, or variables.

5 Example Sentences
- The results vary depending on the duration of the treatment.
The results depend on the duration of the treatment.
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The effectiveness varies depending on the technique used. The effectiveness depends on the technique used.
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The prognosis is determined by the patient’s age and general health. The prognosis depends on the patient’s age and general health.
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The appropriate dosage varies depending on the stage of the disease. The appropriate dosage depends on the stage of the disease.
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The outcome of the study largely depends on the sample size.
depend on whether or not ~ : depends on whether ~ or not
depend on how you look at it : can vary depending on your perspective