TABLE 4.

Descriptive statistics of event type.

Event type	Mean				Median
	Estimate	Std. error	95% Confidence interval		Estimate	Std. error	95% Confidence interval
			Lower bound	Upper bound			Lower bound	Upper bound
Food safety	19.267	3.662	12.090	26.443	14.000	4.782	4.627	23.373
Occupational poisoning	45.714	11.888	22.413	69.016	13.000	5.953	1.332	24.668
Infectious disease	39.744	9.039	22.027	57.460	19.000	3.113	12.898	25.102
Environmental pollution	64.667	17.962	29.461	99.873	36.000	19.053	0.000	73.343
Medicine and health	99.300	32.248	36.093	162.507	65.000	43.481	0.000	150.223
Overall	43.504	5.538	32.650	54.358	19.000	3.354	12.427	25.573

Unit = day.