highly significantp < 0.001
A highly significant positive correlation was found between the CCI and the number of prescribed drugs (r s = 0.345, p < 0.001).
A highly significant positive correlation was found between the CCI and the number of prescribed drugs (r s = 0.345, p < 0.001).
In addition, we used the Jonckheere-Terpstra test to check for an overall trend between the groups and calculated the corresponding Kendall’s tau-b (τ) correlation coefficient.