Modelling the Survival of Acid-Adapted and Nonadapted Escherichia coli O157:H7 in Burkina: A Western African Traditional Fermented Milk Product

Table 5

Comparison of observed and predicted survival (log CFU/mL) of acid-non-adapted E. coli O157:H7 in Burkina at the selected storage temperatures (based on the Baranyi model).

Time (h)	5°C			15°C			30°C
	Observed	Predicted	RMSE	Observed	Predicted	RMSE	Observed	Predicted	RMSE
0	7.266	6.985	0.2815	7.2	7.005	0.1951	7.308	6.598	0.7092
2	6.904	6.901	0.0027	6.834	6.896	0.0616	6.609	6.224	0.385
4	6.968	6.818	0.15	6.638	6.786	0.1484	5.442	5.866	0.4245
6	6.736	6.735	0.0007	6.816	6.677	0.1384	5.327	5.525	0.198
8	6.562	6.652	0.0895	6.816	6.568	0.2481	4.371	5.199	0.8288
10	6.272	6.568	0.2963	6.322	6.457	0.1371	4.242	4.891	0.649
12	6.363	6.485	0.1225	6.339	6.349	0.0104	4.646	4.598	0.0479
14	6.236	6.402	0.1657	5.97	6.240	0.2702	4.827	4.322	0.5049
24	6.178	5.986	0.1925	5.654	5.694	0.0404	3.778	3.188	0.5902
48	5.033	4.987	0.0466	4.47	4.383	0.0865	2	2.137	0.1369