At that time mean urine volume per void increased from 158 + / - 32 to 198 + / - 76 ml ( P < 0.001 vs. placebo ) ( 95 % CI 8-22 ) , while mean number of incontinence episodes per 24 h decreased from 3.2 + / - 3.3 to 1.6 + / - 2.8 ( P < 0.001 vs. placebo ) ( 95 % CI -2 -0.3 ) .
