Table A3.
Checking the effect of potential confounding factors on the study’s major outcome measures with one-way ANOVA (F-value) and independent samples t-tests (t-value).
| Delta WHI (N = 27) |
Delta TBF (N = 27) |
Delta HCC (N = 26) |
|
|---|---|---|---|
| Number of procedures (0/5/8) | F = 0.397, p = 0.677 | F = 0.862, p = 0.435 | F = 0.365, p = 0.698 |
| Number of injuries (0/1/2/3) | F = 0.132, p = 0.940 | F = 0.288, p = 0.833 | F = 1.801, p = 0.176 |
| Exposure to humans (high vs. low) | t = 0.570, p = 0.575 | t = 0.365, p = 0.719 | t = −0.122, p = 0.912 |
| Cage size (single vs. double) | t = 0.547, p = 0.590 | t = 0.484, p = 0.633 | t = 1.867, p = 0.074 |
| Related pair (yes/no) | t = −0.181, p = 0.858 | t = −0.369, p = 0.715 | t = −0.950, p = 0.351 |
| Trainability (high vs. low) | t = −0.801, p = 0.431 | t = −1.988, p = 0.058 | t = 0.573, p = 0.572 |