Table 1 The coefficient of variation (CV) from an initial faecal sample slurry, fresh or frozen, for three different dilutions (1; 1:1; 1:9) for: (a) NucleoSpin DNA Stool, (b) E.Z.N.A. Stool DNA Kit, and (c) QIAmp Fast DNA Stool Mini Kit
Sample | n | Ratio faecal slurry:water | Coefficient of variation | ||
|---|---|---|---|---|---|
NucleoSpin DNA Stool | E.Z.N.A. Stool DNA Kit | QIAmp Fast DNA Stool Mini Kit | |||
Fresh | 5 | 1 | 27.5 | 91.0 | 102.8 |
Fresh | 5 | 1:1 | 31.6 | 108.8 | 100.9 |
Fresh | 5 | 1:9 | 71.2 | 78.6 | 223.6 |
Frozen | 5 | 1 | 13.1 | 96.5 | 77.1 |
Frozen | 5 | 1:1 | 45.1 | 52.8 | 133.8 |
Frozen | 5 | 1:9 | 87.1 | 181.3 | 158.8 |