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Table 4 Structural validity properties of the BCI and FACT-Bl-Cys

From: Translation and validation of two disease-specific patient-reported outcome measures (Bladder Cancer Index and FACT-Bl-Cys) in Dutch bladder cancer patients

  CFI RMSEA SRMR TLI
T0 BCI
 Three-factor structure (Gilbert et al. [13]) 0.69 0.09 0.09 0.67
 1. Urinary domain (12 items)
 2. Bowel domain (10 items)
 3. Sexual domain (12 items)
 Six-factor structure (Hever et al. [16]) 0.88 0.06 0.06 0.87
 1. Urinary function (4 items)
 2. Urinary bother (8 items)
 3. Bowel function (4 items)
 4. Bowel bother (6 items)
 5. Sexual function (7 items)
 6. Sexual bother (5 items)
T3 FACT-Bl-Cys
 FACT-G in four-factor structure (27 items) 0.88 0.05 0.09 0.86
 1. PWB Physical well-being domain (7 items)
 2. SWB Social/family well-being domain (7 items)
 3. EWB Emotional well-being domain (6 items)
 4. FWB Functional well-being domain (7 items)
 Bl-Cys domain in three-factor structure (Anderson et al. [11]) 0.75 0.07 0.11 0.70
 1. C2 Losing weight; C3 Bowel control; C4 Diarrhea; C6 Good appetite; ITU6 Embarrassed my condition; ITU1 Comfortable discussing with friends (6 items)
 2. C7 Content with appearance; ITU3 Limit social interactions; ITU4 Limit physical activity; ITU5 Limit sexual activity (4 items)
 3. Bl1 Trouble controlling urine; ITU7 Condition wakes me up at night; C9 Caring for condition difficult; VC1 Satisfied with urinary condition; ITU2 I am afraid to be far from a toilet (5 items)
 Bl-Cys domain in three-factor structure (Kim et al. [18]) 0.85 0.06 0.09 0.81
 1. C2 Losing weight; C4 Diarrhea; Bl1 Trouble controlling urine; ITU7 Condition wakes me up at night; ITU6 Embarrassed my condition; C9 Caring for condition difficult; ITU2 I am afraid to be far from a toilet (7 items)
 2. C3 Bowel control; C6 Good appetite; C7 Content with appearance; ITU1 Comfortable discussing with friends; VC1 Satisfied with urinary condition (5 items)
 3. ITU3 Limit social interactions; ITU4 Limit physical activity; ITU5 Limit sexual activity (3 items)
  1. The CFA was performed using imputed data. CFI comparative fit index, RMSEA root mean square error of approximation; SRMR standardized root mean square residual, TLI Tucker-Lewis index, The criteria for unidimensionality include CFI ≥ 0.95, TLI ≥ 0.95, RMSEA≤0.06, and SRMR≤0.08
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