Table 2.
Fixed Effects | Estimate | Standard Error | z | P | Direction of Effect | |
---|---|---|---|---|---|---|
Core | ||||||
OTU richness | Social group | 0.556 | 0.169 | 3.29 | 0.001 | Viola’s > Mica’s |
Age | 0.0226 | 0.0167 | 1.36 | 0.18 | — | |
Shannon’s H | Social group | 0.221 | 0.0769 | 2.87 | 0.004 | Viola’s > Mica’s |
Age | 0.0334 | 0.0077 | 4.34 | <0.001 | older > younger | |
Faith’s PD | Social group | 0.224 | 0.062 | 3.62 | <0.001 | Viola’s > Mica’s |
Age | 0.014 | 0.006 | 2.28 | 0.022 | older > younger | |
Non-core | ||||||
OTU richness | Social group | 227.8 | 48.86 | 4.66 | <0.001 | Viola’s > Mica’s |
Age | 14.8 | 4.84 | 3.05 | 0.002 | older > younger | |
Shannon’s H | Social group | 0.0911 | 0.127 | 0.72 | 0.47 | — |
Age | 0.0326 | 0.0125 | 2.60 | 0.009 | older > younger | |
Faith’s PD | Social group | 0.864 | 1.019 | 0.85 | 0.4 | — |
Age | 0.344 | 0.101 | 3.39 | <0.001 | older > younger |
Note: Models show fixed effects that were significant in at least one model. We also tested sex and grooming partner diversity as fixed effects, but these factors were never significant. Kinship between baboons was modeled as a random effect.