Table 4 Diagnostic validity represented by chance adjusted agreement between the examiners’ diagnoses and the true diagnoses for the hydraulic contrast lift protocol (T1, T2) and the saline protocol (C1, C2) with Gewt’s AC1 score.
Intervention | Coefficient | Inference | ||
|---|---|---|---|---|
SE | 99% C.I. | p-Value | ||
C1 | −0.05 | 0.01 | −0.09 to 0.002 | 0.012 |
T1 | 0.98 | 0.02 | 0.91–1.00 | < 0.001 |
C2 | −0.06 | 0.01 | −0.11 to −0.02 | 0.001 |
T2 | 0.96 | 0.03 | 0.87–1.00 | < 0.001 |