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Frequencies n (%) of PDQ and CSI grades concerning each other
| CSI | ||||||
|---|---|---|---|---|---|---|
| Subclinical | Mild | Moderate | Strong | Very Strong | ||
| PDQ | Absent | 3 (1.6) | 11 (5.9) | 3 (1.6) | 16 (8.6) | 3 (1.6) |
| Borderline | 1 (0.5) | 8 (4.3) | 15 (8.1) | 11 (5.9) | 8 (4.3) | |
| Present | 2 (1.1) | 7 (3.8) | 15 (8.1) | 46 (24.8) | 36 (19.4) | |
Pearson’s χ² (6) = 32.5, Cramér’s V = 0.31, p-value < 0.001. Note: Subclinical CSI was excluded due to sample size
