Table 1.

HS, NHS, human fecal, and animal fecal isolates at different similarity indices

Cluster (n)No. of HS/NHS isolates per clusterSimilarity indexSubclustersa (no. of HS/NHS isolates)
A (6)4/2100A1 (2/0); A2 (2/0)
90A1 (2/0); A2 (2/0)
80A1 (2/0); A2 (2/0)
70A1 (2/0); A2 (2/0); A3 (0/2)
60A1 (2/0); A2 (2/2)
B (10)3/7100B1 (0/2); B2 (1/1)
90B1 (0/2); B2 (1/1); B3 (0/1)
80B1 (0/2); B2 (1/2)
70B1 (1/1); B2 (0/2); B3 (1/2); B4 (0/2)
60B1 (2/5); B2 (1/2)
C (37)9/28100C1 (2/0); C2 (1/2); C3 (3/5, 1AF); C4 (2/5)
90C1 (3/0); C2 (1/2); C3 (3, 10HF/16, 1AF)
80C1 (0/2); C2 (3/0); C3 (4/18); C4 (2/6)
70C1 (7/20); C2 (2/7)
60C1 (0/1); C2 (9/27)
D (122)66/56100D1 (0/2); D2 (1/3); D3 (2/0); D4 (0/2); D5 (0/2); D6 (0/2); D7 (0/2); D8 (0/3); D9 (1/1, 6AF); D10 (0/2); D11 (1/3, 1AF); D12 (5/0); D13 (3, 15HF/0); D14 (9/0); D15 (21/3); D16 (3, 5HF/0)
90D1 (0/2); D2 (1/3); D3 (1/0); D4 (1/0); D5 (0/1); D6 (1/1); D7 (0/1); D8 (2/1); D9 (0/1); D10 (0/1); D11 (0/4); D12 (0/2); D13 (1/0); D14 (1/0); D15 (0/3); D16 (0/1); D17 (1/0); D18 (0/4); D19 (0/1); D20 (1/0); D21 (0/1, 4AF); D22 (0/2); D23 (0/2, 9AF); D24 (1/2); D25 (1/0); D26 (0/1); D27 (0/2); D28 (1/0); D29 (1/0); D30 (1/0); D31 (1/14, 2AF); D32 (5/1); D33 (3/0); D34 (9/10); D35 (0/1, 5AF); D36 (21/3); D37 (0/1); D38 (0/1);D39 (1/0); D40 (1/0); D41 (3/0); D42 (0/1); D43 (1/1)
80D1 (0/1); D2 (1/15); D3 (1/10); D4 (2/0); D5 (1/1); D6 (0/1); D7 (3/4); D8 (0/1); D9 (0/6); D10 (0/2); D11 (4/7); D12 (0/1); D13 (1/1); D14 (0/3); D15 (1/4); D16 (1/3); D17 (42/9); D18 (0/2); D19 (5/0); D20 (0/2); D21 (1/0); D22 (1/2)
70D1 (1/6); D2 (1/0); D3 (3/0); D4 (2/1); D5 (3/12); D6 (5/11); D7 (49/21); D8 (2/4)
60D1 (1/6); D2 (4/0); D3 (59/45); D4 (2/4)
  • a A1 to A3, B1 to B4, C1 to C4, and D1 to D43 indicate subclusters. HF, human fecal; AF, animal fecal. In subclusters D21, D23, and D35, AF isolates showed 100% similarity with NHS isolates.