Table 7.

Summary of the nickel occurrence data by food category (μg/kg)

Food category, FoodEx Level 1	N	%LCD	Mean		Mediana		P95
			LB	UB	LB	UB	LB	UB
Grains and grain‐based products	5,221	23	311	331	160	160	1,250	1,250
Vegetables and vegetable products	6,476	25	731	741	50	54	5,100	5,100
Starchy roots and tubers	887	16	100	106	42	46	500	500
Legumes, nuts and oilseeds	2,368	4	2,236	2,250	1,342	1,342	7,490	7,490
Fruit and fruit products	2,130	34	81	107	29	50	274	440
Meat and meat products	2,322	70	105	144	0	50	202	500
Fish and other seafood	1,655	51	128	160	0	50	420	500
Milk and dairy products	1,067	55	82	100	0	25	500	515
Eggs and egg products	153	61	19	28	0	10	70	70
Sugar and confectionary	772	38	1,392	1,462	305	503	5,330	5,330
Animal and vegetable fats and oils	1,343	85	100	213	0	60	180	1,000
Fruit and vegetable juices	1,246	46	25	52	11	24	78	110
Non‐alcoholic beverages	88	30	49	58	12	20	180	180
Alcoholic beverages	1,512	68	12	40	0	20	36	100
Drinking water	17,831	81	2	3	0	1	7	7
Herbs, spices and condiments	982	20	1,176	1,201	361	460	4,640	4,640
Food for infants and small children	995	37	127	193	40	78	630	740
Products for special nutritional use	690	29	1,637	1,748	443	500	6,500	6,720
Composite food	160	19	117	141	60	64	340	500
Snacks, desserts, and other foods	109	48	133	168	40	100	630	630
Total	48,007	53

N: number of analytical results; % LCD: proportion of left‐censored data; P95: 95th percentile; LB: lower bound; UB: upper bound.

^aDue to the high proportion of left‐censored data (> 50%), the distribution of the LB concentrations is right‐skewed. Therefore, the LB median result is zero.