Table 1 Patient and sample metadata
Patient group | Number of patients (total n, %) | Number of samples (total n, mean n/patient, range) | Relative distance to index sampling (median days, range) | Age (years; mean, range) | Sex (n, %) | Number of patients with known IBD (total n, %) | Number of patients with known antibiotic exposure prior to CDI (total n, %) |
|---|---|---|---|---|---|---|---|
Nonrecurrent | 42 (66.3 %) | 80, 2/patient (1–4 samples) | 8 (1–110) | 57.7 (18–89) | F: 18 (43 %) M: 24 (57 %) | 2 (5 %) | 15 (36 %) |
Recurrent | 32 (19.4 %) | 94, 3/patient (1–6 samples) | 42 (3–596) | 53.9 (26–84) | F: 22 (69 %) M: 10 (31 %) | 0 | 5 (15 %) |
Reinfected | 19 (14.3 %) | 51, 3/patient (1–7 samples) | 134 (5–799) | 56.4 (23–78) | F: 10 (53 %) M: 9 (47 %) | 1 (5 %) | 5 (26 %) |
Total | 93 | 225, 2.4/patient (1–7 samples) | 31 (1–799) | 55.6 (18–89) | F: 50 (54 %) M: 43 (46 %) | 3 (3 %) | 25 (27 %) |