Primary Outcome
FIRE
The analyses included 244 firefighters from 25 fire stations in the control group and 240 firefighters from 27 fire stations in the Mediterranean nutrition intervention group (122 [25%] missing data). Participants with missing mMDS values had slightly lower baseline mMDS, greater allocation to the intervention group (140 of 240 [62.5%]), slightly higher body fat percentage and HDL cholesterol, and slightly lower total energy intake (eTable 1 in In the primary analyses, for the intervention group compared with the control group, the modified Mediterranean diet score significantly increased by 2.01 points (95% CI, 0.62-3.40; 