The Add-On Effect of Solifenacin for Patients with Remaining Overactive Bladder after Treatment with Tamsulosin for Lower Urinary Tract Symptoms Suggestive of Benign Prostatic Obstruction

Table 2

Change in OABSS before and after solifenacin treatment (𝑛=48).

Parameter	Before	12 weeks	𝑃-value^(2)
Daytime frequency	0.9 ± 0.6^(1)	0.6 ± 0.5	𝑃<.05
Nighttime frequency	2.5 ± 0.7	2.0 ± 1.0	𝑃<.001
Urgency	3.1 ± 1.0	1.5 ± 1.3	𝑃<.001
Urgency incontinence	1.5 ± 1.4	0.7 ± 1.2	𝑃<.001
OABSS	8.0 ± 2.5	4.8 ± 2.6	𝑃<.001

(1)Mean ± SD. (2)Paired 𝑡-test.