Table 2.

Linear regression analysis of halofantrine isomer concentration vs electrocardiographic QTc interval.

Subject	(+)-Halofantrine vs QTc interval			(−)-Halofantrine vs QTc interval
	r	95% CI	P value	r	95% CI	P value
01	0.361	0.132,0.553	0.0025	0.308	0.061,0.520	0.0153
02	0.511	0.265,0.694	0.0002	0.447	0.183,0.651	0.0014
04	0.334	0.070,0.554	0.0141	0.272	−0.004,0.509	0.0532
05	0.021	−0.262,0.300	0.8867	−0.067	−0.354,0.231	0.6637
07	0.255	0.018,0.465	0.0355	0.120	−0.124,0.350	0.3347
08	0.569	0.241,0.780	0.0016	0.429	0.059,0.696	0.0246
09	0.238	0.003,0.448	0.0470	0.189	−0.048,0.406	0.1174
10	0.525	0.328,0.678	0.0000	0.487	0.281,0.650	0.0000
11	0.339	0.106,0.537	0.0051	0.268	0.026,0.480	0.0305
14	0.522	0.293,0.694	0.0000	0.352	0.079,0.576	0.0126
15	0.379	0.160,0.563	0.0010	0.472	0.260,0.641	0.0000
16	0.555	0.362,0.703	0.0000	0.415	0.182,0.604	0.0008
18	0.455	0.241,0.627	0.0001	0.349	0.119,0.544	0.0036
19	0.168	−0.081,0.397	0.1853	0.131	−0.119,0.365	0.3035
20	0.567	0.364,0.719	0.0000	0.487	0.257,0.665	0.0001