Development and validation of a patient-reported questionnaire assessing systemic therapy induced diarrhea in oncology patients

Table 5 Factor loadings and communalities for the Systemic Treatment Induced Diarrhea Assessment Test (STIDAT)

	PPD	BHF	FI	AbS	H²	U²
Presence of diarrhea	0.98	−0.01	−0.01	0.01	0.95	0.053
Severity of diarrhea	0.77	0.39	−0.01	−0.13	0.92	0.077
Number of diarrhea episodes	0.32	0.71	−0.10	0.07	0.80	0.197
Total bowel movement episodes	−0.16	0.67	−0.09	0.39	0.62	0.382
Presence of urgency	0.37	−0.13	0.16	0.38	0.43	0.566
Presence of abdominal spasms	−0.05	0.06	0.57	0.05	0.37	0.628
Presence of abdominal pain	−0.02	−0.07	0.80	−0.10	0.52	0.478
Presence of fecal incontinence	−0.08	0.05	−0.10	0.63	0.35	0.647
Quality of life	0.02	−0.40	−0.17	−0.23	0.42	0.576
Medication use	−0.02	0.67	0.20	−0.12	0.56	0.440

PPD = patient’s perception of diarrhea, BHF = bowel habit frequency, FI = fecal incontinence, AbS = abdominal symptoms, H2 = communality, U2 = uniqueness

ISSN: 1477-7525