Table 1.
Baseline characteristics of ischemic stroke subjects (n = 225).
Fig 1.
Pictogram showing modified words, phrases, and pictures for better assessment of speech disorders, inattention, and extinction in a Polish-speaking population.
Table 2.
Psychometric properties of individual items of the Polish version of the National Institutes of Health Stroke Scale (PL-NIHSS).
Table 3.
Inter-rater and intra-rater reliability of the Polish version of the National Institutes of Health Stroke Scale (PL-NIHSS).
Fig 2.
Bland–Altman diagram indicating the repeatability of the Polish version of the National Institutes of Health Stroke Scale (PL-NIHSS).
The distribution of plots is based on the mean and difference from the total PL-NIHSS scores obtained by two randomly selected examiners. The limits of agreement occupy the area between the dashed lines. The 95% confidence interval of the regression line is located between the orange bold lines.
Fig 3.
Construct (A) and predictive (B, C) validity of the Polish version of the National Institutes of Health Stroke Scale (PL-NIHSS). Significant correlation with Glasgow Coma Scale (GCS) on the first day of stroke. Significant correlations with (B) modified Rankin Scale (mRS) and (C) Barthel index on the 90th day of stroke.