Common English Mistakes in Clinical Studies by Spanish Speakers

This page focuses on errors typically made by native Spanish speakers from Spain when writing a Clinical Study in English.

Mistake Example #1

Misuse of present continuous ('I am having 30 years of experience' instead of 'I have 30 years of experience')

In this clinical study, we are examining the effects of the new medication on patients with chronic migraines. I hamve beieng part of the research team for over five years, and we harve observinged significant improvements in ourpatients' symptoms. The participants harvebeen reporting fewer headaches, and we arestill collecting data to analyze the long-term benefits of the treatment.


Text corrected by:
Michele A., Boston, Massachusetts; United States

"I just replaced a word or two to make the English sound more natural. Overall, the ideas in this text are clearly expressed."

In this clinical study, we are examining the effects of the new medication on patients with chronic migraines. I have been part of the research team for over five years, and we have observed significant improvements in our patients' symptoms. The participants have been reporting fewer headaches, and we are still collecting data to analyze the long-term benefits of the treatment.

In this clinical study, we are examining the effects of the new medication on patients with chronic migraines. I am being part of the research team for over five years, and we are observing significant improvements in patient symptoms. The participants are reporting fewer headaches, and we are collecting data to analyze the long-term benefits of the treatment.

Mistake Example #2

Direct translations from Spanish ('It makes sense' vs. 'It has sense')

The clinical study was conducted to evaluate the effectiveness of the new medication in patients with chronic pain. It haissense to believed that the treatment will improve the quality of life for many individuals. The results showed that the medication reduced pain levels significantly, and it hasmakdes a positive impact on the daily activities of the participants.


Text corrected by:
Jennifer, Detroit, Michigan USA

"Nice work! I just cleaned up a few awkward sentences."

The clinical study was conducted to evaluate the effectiveness of the new medication in patients with chronic pain. It is believed that the treatment will improve the quality of life for many individuals. The results showed that the medication reduced pain levels significantly, and it has made a positive impact on the daily activities of the participants.

The clinical study was conducted to evaluate the effectiveness of the new medication in patients with chronic pain. It has sense to believe that the treatment will improve the quality of life for many individuals. The results showed that the medication reduced pain levels significantly, and it makes a positive impact on the daily activities of the participants.

Mistake Example #3

Confusion between 'do' and 'make' ('I make a mistake' instead of 'I made a mistake')

In this clinical study, we aim to investigate how different diets doimpact the recovery time of patients after surgery. We makedo a detailed analysis of the nutritional intake and its effects on healing processes. The participants dofollow a specific meal plan, and we make observations on their progress over a period of six weeks.


Text corrected by:
Vince, United States

"Very good! Just a couple of changes to make the verb usage consistent."

In this clinical study, we aim to investigate how different diets impact the recovery time of patients after surgery. We do a detailed analysis of the nutritional intake and its effects on healing processes. The participants follow a specific meal plan, and we make observations on their progress over a period of six weeks.

In this clinical study, we aim to investigate how different diets do impact the recovery time of patients after surgery. We make a detailed analysis of the nutritional intake and its effects on healing processes. The participants do follow a specific meal plan, and we make observations on their progress over a period of six weeks.