| Treatment groups | Number of sequences | Mean Good’s coverage (0.03 cutoff) | Mean observed OTUsa | Mean Chao 1 estimated richness (C.I.) | Mean inverse Simpson index (C.I.) |
| Controlb (n = 12) | 1524 | 99% | 30 | 40.4 (32.6 - 73.2) | 2.5 (2.4 - 2.7) |
| Sin 3.0 mg/ml (n = 15) | 1524 | 99% | 31 | 45.2 (34.7 - 87.2) | 3.1 (2.9 - 3.3) |
| Sin 6.0 mg/ml (n = 18) | 1524 | 99% | 38 | 50.1 (41.4 - 85.6) | 6.2 (5.8 - 6.7) |
| Sin 9.0 mg/ml (n = 16) | 1524 | 99% | 29 | 44.1 (33.3 - 87.2) | 4.0 (3.8 - 4.3) |