Figure 4. Correlation diagram of average P wave duration with creatinine level and Spearman’s rank correlation coefficient and its 95% confidence interval.
The results of basic statistics of the duration of the P wave in groups of patients differing in the analyzed parameters and the results of significance tests are presented in table 2.
Table 2. Basic statistics of the average duration of the P wave in groups of patients differing in the analyzed parameters and the results of significance tests.