Table 3

Time course of conventional cytology in serial bladder washings by treatment assignment

NAbnormal cytologyOdds ratioa (95% CI)
n(%)
Baseline
Control506(12.0)
Fenretinide485(10.4)
4 Months
Control489(18.8)
Fenretinide4616(34.8)
8 Months
Control479(19.1)
Fenretinide4510(22.2)
12 Months
Control4612(26.7)
Fenretinide489(18.8)0.66 (0.22–1.94)
16 Months
Control427(16.7)
Fenretinide4510(22.2)
20 Months
Control421(2.4)
Fenretinide4111(26.8)
24 Months
Control448(18.2)
Fenretinide457(15.6)0.83 (0.23–2.93)
28 Months
Control385(13.2)
Fenretinide437(16.3)
32 Months
Control334(12.1)
Fenretinide383(7.9)
36 Months
Control383(7.9)
Fenretinide446(13.6)2.20 (0.40–16.9)
  • a Odds ratio and 95% confidence interval (CI) adjusted for baseline cytology.