Bacteria | Day | Culture | Mean % dead cells | 95% CI of mean | P value |
---|---|---|---|---|---|
A. | |||||
 | 0 | C | 0.48 | 0.23–0.73 |  |
0 | E | 0.95 | 0.33–1.57 | P > 0.10 | |
8 | C | 3.03 | 1.20–4.86 |  | |
8 | E | 12.63a | 5.55–19.71 | P < 0.05 | |
15 | C | 4.13 | −1.22–9.48 |  | |
15 | E | 28.2a | 15.18–41.21 | P < 0.05 | |
22 | C | 1.70 | 1.59–1.81 |  | |
22 | E | 9.73a | 5.44–14.02 | P < 0.05 | |
B. | |||||
 | 0 | C | 0.68 | 0.02–1.34 |  |
0 | E | 1.80 | 1.62–1.98 | P > 0.10 | |
8 | C | 14.0 | 10.11–17.89 |  | |
8 | E | 93.27b | 88.0–98.53 | P < 0.005 | |
15 | C | 33.4 | 31.08–35.72 |  | |
15 | E | 90.0b | 87.95–92.05 | P < 0.005 | |
22 | C | 63.47 | 60.07–66.87 |  | |
22 | E | 91.0b | 87.75–94.25 | P < 0.005 |