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

Table 4

Comparison of observed and predicted survival (log CFU/mL) of acid-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	7.045	7.062	0.0178	7.168	6.831	0.3367	7.033	7.096	0.0629
2	6.707	6.921	0.2137	6.726	6.827	0.1008	6.64	6.579	0.0616
4	6.423	6.779	0.356	6.608	6.815	0.2075	6.341	6.061	0.2794
6	6.785	6.637	0.1476	6.827	6.782	0.0449	5.759	5.544	0.215
8	6.658	6.496	0.1618	6.681	6.702	0.0206	4.363	5.028	0.6648
10	6.435	6.354	0.0804	6.47	6.545	0.075	4.259	4.514	0.2553
12	6.361	6.212	0.1486	6.286	6.314	0.0281	4.301	4.009	0.2921
14	6.185	6.071	0.1137	6.145	6.039	0.1057	3.661	3.527	0.1343
24	5.421	5.363	0.0585	4.679	4.752	0.0727	2.889	2.526	0.3628
48	3.540	3.663	0.1232	4.70	4.656	0.0437	2.151	2.513	0.3622