Table 2

Current job by cumulative and maximum level of VCM exposure in the work history

	Cumulative VCM exposure (ppm*years)
	Non-exposed		1–10		11–100		101–1000		>1000		Total
Current job	n	Row %	n	Row %	n	Row %	n	Row %	n	Row %	n	Column %
Managers	2	50			1	25	1	25			4	0.5
Administrative personnel	24	61.5	10	25.6	2	5.2	3	7.7			39	5.2
Plant operative workers	6	1.2	196	39.4	165	33.3	71	14.2	59	11.9	497	65.7
Maintenance workers			40	45.4	27	30.7	16	18.2	5	5.7	88	11.6
Laboratory workers	47	47	23	23	17	17	9	9	4	4	100	13.2
Technicians	7	24.1	12	41.4	2	6.9	4	13.8	4	13.8	29	3.8

	Maximum level of VCM exposure (ppm)
	Non-exposed		1–10		50		200		500		Total
	n	Row %	n	Row %	n	Row %	n	Row %	n	Row %	n	Column %
Managers	2	50	1	25			1	25			4	0.5
Administrative personnel	24	61.5	11	28.2	3	7.7	1	2.6			39	5.2
Plant operative workers	6	1.2	354	71.2	49	9.8	33	6.7	55	11.1	497	65.7
Maintenance workers			66	75	7	8	10	11.4	5	5.7	88	11.6
Laboratory workers	47	47	39	39	3	3	7	7	4	4	100	13.2
Technicians	7	24.1	14	48.3	3	10.3	2	6.9	3	10.3	29	3.8