Table 2.
The intra-rater and inter-rater assessments of the major line bisection test variable, percent deviation, and comparisons of LBT duration, assessment duration, and neglected lines for the patient group with unilateral visual neglect (NG).
| Intra-rater variables (n = 11) | E-system (Mean ± SD) | Rater (Mean ± SD) | p-value | ES | CCC (95% CI) |
|---|---|---|---|---|---|
| Test | |||||
| LBT duration (sec) | 106.78 ± 28.81 | ||||
| E-system vs. Rater 1 (%) | 5.94 ± 5.28 | 4.55 ± 4.18 | .07 | .29 | .84 (.59 to .95)** |
| E-system vs. Rater 2 (%) | 5.94 ± 5.28* | 4.49 ± 4.24* | .02 | .30 | .89 (.70 to .96)** |
| Rater 1 vs. Rater 2 (%) | 4.55 ± 4.18 | 4.49 ± 4.24 | .91 | .02 | .89 (.66 to .97)** |
| Retest | |||||
| LBT duration (sec) | 119.19 ± 68.34 | ||||
| E-system vs. Rater 1 (%) | 5.61 ± 5.59* | 4.68 ± 5.51 | .01 | .17 | .97 (.90 to .99)** |
| E-system vs. Rater 2 (%) | 5.61 ± 5.59 | 5.00 ± 5.38 | .13 | .11 | .97 (.89 to .99)** |
| Rater 1 vs. Rater 2 (%) | 4.68 ± 5.51 | 5.00 ± 5.38 | .35 | .06 | .98 (.92 to .99)** |
| Inter-rater variables (n = 11) | Test (Mean ± SD) | Retest (Mean ± SD) | p-value | ES | ICC (95% CI) |
| E-system | |||||
| Assessment duration (sec) | 0 | 0 | |||
| Neglected lines (each) | 2.27 ± 2.65 | 2.91 ± 2.55 | |||
| Deviation (%) | 5.94 ± 5.28 | 5.61 ± 5.59 | .80 | .06 | .84 (.40 to .96)†† |
| Rater 1 | |||||
| Assessment duration (sec) | 237.91 ± 35.26 | 231.18 ± 50.86 | |||
| Neglected lines (each) | .73 ± 1.68 | .73 ± 1.68 | |||
| Deviation (%) | 4.55 ± 4.18 | 4.68 ± 5.51 | .91 | .03 | .84 (.41 to .96)†† |
| Rater 2 | |||||
| Assessment duration (sec) | 229.82 ± 36.57 | 232.27 ± 48.75 | |||
| Neglected lines (each) | 1.00 ± 2.49 | .82 ± 1.94 | |||
| Deviation (%) | 4.49 ± 4.24 | 5.00 ± 5.38 | .54 | .11 | .91 (.68 to .98)†† |
ES: effect size, CI: confidence interval: CCC: concordance correlation coefficient, ICC: intra-class correlation coefficient. The symbols next to the values indicate following meanings:
* Significant level of p <0.01
** Significant level, p <0.001.