Table 7 The overall effect of whole egg consumption on fat free mass (FFM) and by subgroups, using random-effects model
Study group | Number of studies | Number of participants | Meta-analysis | Heterogeneity | |||||
|---|---|---|---|---|---|---|---|---|---|
WMD | 95% CI | P effect | Q statistic | P within group | I2% | P between group | |||
Country | |||||||||
 USA | 2 | 36 | 0.673 |  − 8.292, 9.639 | 0.883 | 0.03 | 0.872 | 0.0% | 0.884 |
 Other countries | 2 | 268 | 0.000 |  − 1.359, 1.359 | 1.000 | 0.00 | 1.000 | 0.0% | |
Duration | |||||||||
 Less than 12 weeks | 1 | 11 |  − 0.600 |  − 18.498, 17.298 | 0.948 | 0.00 |  |  | 0.884 |
 12 weeks and more | 3 | 293 | 0.019 |  − 1.329, 1.366 | 0.978 | 0.04 | 0.979 | 0.0% | |
Health status | |||||||||
 Healthy | 2 | 36 | 0.673 |  − 8.292, 9.639 | 0.883 | 0.03 | 0.872 | 0.0% | 0.946 |
 Unhealthy | 2 | 268 | 0.000 |  − 1.359, 1.359 | 1.000 | 0.00 | 1.000 | 0.0% | |
 Overall | 4 | 304 | 0.015 |  − 1.328, 1.358 | 0.982 | 0.05 | 0.997 | 0.0% | - |