Table 4.

Parallel Validity Analysis of the FIBSER and Standard Test (n=105)

Item	Standard Test	Pearson(r)	P
FIBSER1	TESS total A, B	0.694	<0.001
FIBSER2	TESS total A, B	0.728–0.736	<0.001
FIBSER3 FIBSER total scores	TESS total A, B TESS treatment measure	0.763–0.776 0.751	<0.001 <0.001

Note: P<0.05 was statistically significant.

Abbreviations: FIBSER, Frequency, Intensity, and Burden of Side Effects Rating; TESS, Treatment Emergent Symptom Scale.