Table 4 Calculation of nonparametric correlation (Spearman) between level of CSCI and level of dysphagia

From: Dysphagia in patients with acute cervical spinal cord injury

  Nonparametric correlation Significance Number
Dysphagia level 0.252 NS 51
Dysphagia level 0.410 0.003a 51
  1. aCorrelation is statistically significant at a level of 0.01
  2. NS: Not statistically significant