TABLE 8.
Cohort 1: results of ME growth models for changes in ANS accuracy for the easiest (0.30–0.60) and hardest (0.85–0.87) ratio bins from grade 1 to grade 5.
| Variables | Bin 1: 0.30–0.60 |
Bin 5: 0.85–0.87 |
||
| Baseline | Model 3 | Baseline | Model 2 | |
| Intercept-only | Non-linear growth with random slope | Intercept-only | Non-linear growth with fixed slope | |
| B (s.e.) | B (s.e.) | B (s.e.) | B (s.e.) | |
| Fixed effect | ||||
| Constant | 0.82*** (0.01) | 0.74*** (0.01) | 0.61*** (0.004) | 0.58*** (0.01) |
| Time | 0.05*** (0.01) | 0.03*** (0.007) | ||
| Time2 | −0.007** (0.002) | −0.004* (0.002) | ||
| Random effect | ||||
| Intercept variance | 0.0053 | 0.012 | 0.0015 | 0.0016 |
| Residuals | 0.0147 | 0.011 | 0.009 | 0.009 |
| Slope variance (time) | 0.00058 | |||
| Covariance between intercept and slope | −0.00197 | |||
| Log-likelihood | 637.07 | 700.82 | 921.67 | 937.94 |
| LR test (Δ df) | 19.11*** (2) vs. model with fixed slope | 3.86* (1) vs. model with linear growth | ||
| ICC | 0.27 | 0.14 | ||
***p < 0.001, **p < 0.01, *p < 0.05.