Table 3.

Response to endoscopic ablation of Hunner’s lesion

	Prior to ablation (n = 14)	After ablation (n = 14)	p
Mean linear pain score (0–10)	8.1 (95% CI 6.5–9.8)	1.7 (95% CI −0.5–3.8)	0.0002
No. of patients pain free	0	7 (50%)	N/A
>50% improvement	N/A	12 (86%)	N/A
No. of voids per 24 hr.	23.5 (95% CI 16.5–30.6)	13.5 (95% CI 5.8–21.2)	0.014

N/A = not available; CI = confidence interval.