Table 3.
Mean greenhouse gas emissions per 2,000 kcal by diet type and sex
| Men (observed values) | Women (observed values) | Adjusted for age and sex | ||||||
|---|---|---|---|---|---|---|---|---|
| N | Mean dietary GHG emissions (kgCO2e) | SD | N | Mean dietary GHG emissions (kgCO2e) | SD | Mean dietary GHG emissions (kgCO2e) | 95 % CIs | |
| All meat-eaters | 6,380 | 5.93 | 2.01 | 22,759 | 5.71 | 1.75 | ||
| High meat-eaters ( ≥ 100 g/day) | 2,310 | 7.26 | 2.11 | 5,976 | 7.17 | 1.94 | 7.19 | (7.16, 7.22) |
| Medium meat-eaters (50–99 g/day) | 2,654 | 5.66 | 1.60 | 9,317 | 5.62 | 1.38 | 5.63 | (5.61, 5.65) |
| Low meat-eaters ( < 50 g/day) | 1,866 | 4.67 | 1.35 | 7,466 | 4.67 | 1.05 | 4.67 | (4.65, 4.70) |
| Fish-eaters | 1,448 | 3.94 | 1.12 | 6,675 | 3.90 | 0.88 | 3.91 | (3.88, 3.94) |
| Vegetarians | 3,641 | 3.85 | 1.29 | 12,110 | 3.80 | 0.93 | 3.81 | (3.79, 3.83) |
| Vegans | 747 | 2.94 | 1.25 | 1,294 | 2.87 | 0.90 | 2.89 | (2.83, 2.94) |
SD, Standard deviation; CIs, Confidence intervals; N, Number of Participants
kgCO2e, kilograms of carbon dioxide equivalents