TABLE 1.

Mean (± SEM) within-sample and between-sample genetic distances in the four patients

Patient	Samplea	Mean (SEM) distance within sample	Samplesa	Mean (SEM) distance between samples	P
A	M0	0.0182 (0.0008)	M58 vs M0	0.0354 (0.0007)	<0.0001
	M58	0.0080 (0.0005)
B	M0	0.0105 (0.0003)	M64 vs M0	0.0138 (0.0002)	<0.0001
	M64	0.0125 (0.0003)
C	M0	0.0091 (0.0008)	M6 vs M0	0.0256 (0.0003)	<0.0001
	M6	0.0164 (0.0012)	M54 vs M6	0.0327 (0.0006)	<0.0001
	M54	0.0236 (0.0028)	M69 vs M54	0.0336 (0.0006)	<0.0001
	M69	0.0247 (0.0061)
D	M0	0.0109 (0.0007)	M6 vs M0	0.0121 (0.0004)	<0.0001
	M6	0.0087 (0.0006)	M63 vs M6	0.0324 (0.0004)	<0.0001
	M63	0.0097 (0.0005)

^aM, month.