Table 1.
PICO strategy of the study’s research question
| Population | Randomised controlled trials performed on humans of any age and health status |
| Intervention | Mediterranean diet |
| Comparator(s) | Any dietary regime other than the Mediterranean diet, including a sham diet, nutrient supplementation or no intervention at all |
| Outcome(s) | Any outcome (perinatal, cardiovascular, metabolic or other) |