Table 2.

Comparison of mixed infection and dominant ribotype in post-index samples in nonrecurrent, recurrent, and reinfected patient groups.

For Patients with > 1 Samples	Nonrecurrent Patients (n = 5)	Recurrent Patients (n = 20)	Reinfected Patients (n = 7)	All Patients (n = 32)	P
Mean # of days between samples per patient [IQR]	5.7 [2,8.5]	119.2* [27.5,96.25]*	94.7 [44.5,106]	98.2 [13.75,82.25]	.21
Most common dominant ribotypes in post-index samplings	F014-020	F027	F078-126	F014-020	-
# samples with mixed infection, post-index (%post-index samples in each group)	4/6 (66.6)	28/39 (71.8) a16/25 (64) b11/14 (78.6)	5/11 (45.5)	37/56 (66.1)	.26 a/b1
# changes in dominant ribotype across consecutive samplings (% of total consecutive samplings)	2/6 (40)	10/31 (32.3)	3/7 (42.9)	14/44 (31.8)	.65

^*time reflective of samples collected in recurrent patients who experienced recurrence and reinfection

^arecurrent episodes in patients recurrent patients

^breinfection episodes in recurrent patients

^a/bChi-squared test in recurrent patients alone, comparing recurrent vs. reinfection episodes