Table 1

Main subject characteristics at baseline by treatment assignment

Control (n = 50)Fenretinide (n = 49)
Age (mean± SD; yrs)61.6 ± 9.563.8 ± 8.6
Sex
Male41 (82.0)a39 (76.9)
Female9 (18.0)10 (20.4)
BMI (mean± SD)b25.3 ± 3.526.4 ± 3.8
Smoking habit
Nonsmoker15 (30.0)8 (16.3)
Former smoker14 (28.0)24 (49.0)
Current smoker21 (42.0)17 (34.7)
Tumor history
First event17 (34.0)19 (38.8)
Recurrent tumor33 (66.0)30 (61.2)
Recurrence indexc
Mean± SD1.2 ± 0.91.4 ± 1.4
Median (range)1.00 (0.2–3.6)0.9 (0.2–8.3)
Staged
PTa30 (60.0)27 (55.1)
PT120 (40.0)22 (44.9)
Gradingd
122 (44.0)19 (38.8)
223 (46.0)26 (53.1)
35 (10.0)4 (8.1)
Previous intravesical treatment
None6 (12.0)4 (8.2)
BCG26 (52.0)25 (51.0)
Chemotherapy18 (36.0)20 (40.8)
  • a Numbers in parentheses are percentages.

  • b BMI, body mass index.

  • c Number of transurethral resections/person years.

  • d Highest grade/stage is given for recurrent tumors.