Table 2.
LMM on factors affecting the duration of monitoring. (The response term was log-transformed. Adult and litter identity constituted significant repeatability (p<0.05), but group and pup identity were not significant random terms.)
| full model | Wald statistic (Χ2) | d.f. | p |
|---|---|---|---|
| prey mobility (moving, stationary) | 565.58 | 1 | <0.001 |
| prey size (small, medium, large) | 565.58 | 2 | <0.001 |
| pup age (days) | 545.42 | 1 | <0.001 |
| other helper: <2 m | 21.92 | 1 | <0.001 |
| litter size | 16.62 | 1 | <0.001 |
| rainfall (mm) | 8.14 | 1 | 0.004 |
| helper age category (juvenile, subadult, adult) | 8.68 | 2 | 0.013 |
| helper number | 1.92 | 1 | 0.166 |
| pup sex | 1.13 | 1 | 0.288 |
| age-related weight | 0.83 | 1 | 0.362 |
| helper sex | 0.55 | 1 | 0.458 |
| age-related weight gain | 0.31 | 1 | 0.580 |
| minimal model | effect size | s.e. | |
|---|---|---|---|
| constant | 0.56 | 0.028 | |
| prey mobility | |||
| moving | 0 | 0 | |
| stationary | −0.26 | 0.011 | |
| prey size | |||
| small | 0 | 0 | |
| medium | 0.14 | 0.0091 | |
| large | 0.29 | 0.013 | |
| pup age (days) | −0.0078 | 0.00033 | |
| other helper: <2 m | |||
| no | 0 | 0 | |
| yes | −0.039 | 0.0083 | |
| litter size | −0.018 | 0.045 | |
| rainfall (mm) | −0.00052 | 0.00018 | |
| helper age category | |||
| juvenile | 0 | 0 | |
| subadult | 0.073 | 0.026 | |
| adult | 0.072 | 0.025 |