Table 2.

Treatment response at follow up

No (%) of participants not needing second treatment
Period after treatmentIntervention group (n=30)Control group (n=30)% observed difference (95% confidence interval of difference)
1 month23 (77)6 (20)57 (36 to 77)
3 months19 (63)2 (7)56 (37 to 76)
6 months17 (57)2 (7)50 (30 to 70)
9 months16 (53)2 (7)46 (27 to 67)
12 months15 (50)2 (7)43 (23 to 63)