Table 5. Number (%) with treatment failure during different stages of follow-up over the 11 month observation period.

	0–2 months* a	3–5 monthsb	6–8 monthsns	9–11 monthsns
8-week Placebo	11/71 (15.5)	6/60 (10.0)	1/54 (1.9)	4/53 (7.6)
14-day PQ	0/55	0/55	0/55	1/55 (1.8)
8-week PQ	0/74	3/74 (4.1)	1/71 (1.4)	0/70

^*During 8-week treatment period;

^aChi² = 18.3, df = 2, p<0.001;

^bChi² = 5.8, df = 2 p = 0.054;

^nsNot significant.