Factors relatingurinary tract infections: fever (χ2, p = 0.033), lower urinary tract irritation symptoms (χ2, p = 0.04), lower urinary tract obstruction symptoms (χ2, p = 0.003), urinary retention (χ2, p = 0: 02), previously urethral intervention (χ2, p = 0.0001), suprapubic drainage (χ2, p = 0.0001), urethral fistula (χ2, p = 0.001), stricture duration (t, p = 0.014).