Common English Mistakes in Clinical Studies by Spanish Speakers

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

Mistake Example #1

Misuse of prepositions ('Married with' instead of 'Married to')

The clinical study was conducted to evaluate the effectiveness of the new medication in patients diagnosed with Type 2 Diabetes. Participants were recruited from various clinics in Mexico City, and each was married with the treatment plan for a duration of six months. The results indicated significant improvement in glucose levels, although some patients reported side effects associated with the medication.


Text corrected by:
Jennifer, Detroit, Michigan USA

"This text has problems, but not with prepositions."

The clinical study was conducted to evaluate the effectiveness of the new medication in patients diagnosed with Type 2 Diabetes. Participants were recruited from various clinics in Mexico City, and each was married with the treatment plan for a duration of six months. The results indicated significant improvement in glucose levels, although some patients reported side effects associated with the medication.

The clinical study was conducted to evaluate the effectiveness of the new medication in patients diagnosed with Type 2 Diabetes. Participants were recruited from various clinics in Mexico City, and each was married with the treatment plan for a duration of six months. The results indicated significant improvement in glucose levels, although some patients reported side effects associated with the medication.

Mistake Example #2

Direct translation of Spanish expressions ('I have 25 years' instead of 'I am 25 years old')

TheA clinical study was conducted to evaluate the effectiveness of thea new medication in patients who have diabetes. Participants were recruited from various clinics in Mexico, andwithey have an average age of 45 years. During the study,it was observed that many patients reported improvements in their glucose levels, and they have expressed satisfaction with the treatment.


Text corrected by:
Jennifer, Detroit, Michigan USA

"Nice job! I made some changes so the English would sound more natural."

A clinical study was conducted to evaluate the effectiveness of a new medication in patients who have diabetes. Participants were recruited from various clinics in Mexico, with an average age of 45 years. During the study, many patients reported improvements in their glucose levels, and they have expressed satisfaction with the treatment.

The clinical study was conducted to evaluate the effectiveness of the new medication in patients who have diabetes. Participants were recruited from various clinics in Mexico, and they have an average age of 45 years. During the study, it was observed that many patients reported improvements in their glucose levels, and they have expressed satisfaction with the treatment.

Mistake Example #3

Overuse of present continuous ('I am going to the school every day' instead of 'I go to school every day')

In this clinical study, we areexamininged how patients are responding to the new medication. We areobservinged that participants are reporting side effects more frequently than expected. The team isconductinged interviews with patients every week to gather more data, and we are analyzing the results continuously to ensure the safety of all involved.


Text corrected by:
Gregg, Los Angeles, CA

"This needed some tweaking for verb tense issues, among other fixes."

In this clinical study, we examined how patients are responding to the new medication. We observed that participants are reporting side effects more frequently than expected. The team conducted interviews with patients every week to gather more data, and we are analyzing the results continuously to ensure the safety of all involved.

In this clinical study, we are examining how patients are responding to the new medication. We are observing that participants are reporting side effects more frequently than expected. The team is conducting interviews with patients every week to gather more data, and we are analyzing the results continuously to ensure the safety of all involved.