| (TFA) | Trans fatty acids |
| (FFQ) | Food frequency questionnaire |
| (FFQ-TFA) | Food frequency questionnaire to estimate the consumption of trans fatty acids |
| (FFQ-TFA-1) | Food frequency questionnaire to estimate the consumption of trans fatty acids, first application |
| (FFQ-TFA-2) | Food frequency questionnaire to estimate the consumption of trans fatty acids, second application |
| (EPQ) | Eating practices questionnaire |
| (EPQ-TFA) | Eating practices questionnaire related to the consumption of trans fatty acids |
| (EPQ-TFA-1) | Eating practices questionnaire related to the consumption of trans fatty acids, first application |
| (EPQ-TFA-2) | Eating practices questionnaire related to the consumption of trans fatty acids, second application |
| (UAQ) | Autonomous University of Querétaro |
| (WHO) | World Health Organization |
| (24 HR) | 24-h dietary recall |
| (3-24 HR) | The three 24-h dietary recall interviews conducted during questionnaire validation |
| (BMI) | Body mass index |
| (PAHO) | Pan American Health Organization |