Table 2.
Model fitting results of the MR
| Variables | Parameter Estimates | t or Wald Z Statistics |
|---|---|---|
| Fixed effects | ||
| Intercept (β0) | 414.2 (29.13) | t(10.79) = 14.218, P < 0.001 |
| Saccadic type (= Anti) | −5.97 (3.42) | t(59.96) = 8.159, P = 0.081 |
| Probability (= 20%) | 21.84 (4.82) | t(3,078.62) = 4.533, P < 0.001 |
| Probability (= 50%) | 17.04 (6.82) | t(228.56) = 2.499, P < 0.05 |
| Session (= first) | 62.89 (7.71) | t(59.96) = 8.159, P < 0.001 |
| Saccadic location repetition (= repetition) | 39.64 (8.46) | t(4,187.45) = 4.684, P < 0.001 |
| Task switch (= nonswitch) | −19.19 (4.12) | t(4,228.88) = −4.659, P < 0.001 |
| Saccadic type (= Anti) × task switch (= nonswitch) | 35.03 (5.51) | t(4,167.76) = 6.354, P < 0.001 |
| Probability (= 20%) × saccadic location repetition(= repetition) | −57.79 (11.52) | t(4,247.9) = −5.017, P < 0.001 |
| Probability (= 50%) × saccadic location repetition(= repetition) | −27.66 (9.57) | t(4,151.4) = −2.891, P < 0.01 |
| Random effects | ||
| τ00 | 7,984.17 (3,653.85) | Z = 29.723, P < 0.001 |
| σ2 | 8,233.46 (277) | Z = 2.185, P < 0.05 |
| ρ | 0.95 (0.01) | Z = 92.518, P < 0.001 |
| ϕ | 0.25 (0.02) | Z = 10.295, P < 0.001 |
| Fit statistics | ||
| Deviance (−2LL) | 52,165.53 | |
| No. of parameters | 14 | |
| Model comparison | ||
| χPR2(6) = 385.51, P < 0.001; χRF2(12) = 16.19, P = 0.18 | ||
In the reduced model (MR), the likelihood ratio test for fixed effects was used under maximum likelihood estimation. The subscripts of the χ2 test denote the two models compared: P, planned model, R, reduced model, F, full model.