Table 2

Relative risks for gastric cancer among male Swedish workers by occupational group (2 digit), 1971–89

	General cohort					Same occupation in 1960–70
Code, occupational group*	Cases	RR†	95% CI	Adjusted RR‡	95% CI	Cases	RR†	95% CI	Adjusted RR‡	95% CI
*Only those occupational groups with 1000 or more people in the general cohort at the onset of the follow up and at least 10 cases; †adjusted for age, period, and geographical risk area; ‡adjusted for age, period, geographical risk area, and occupational sector.
Sector 0, professional and technical work:
00 Engineering	703	0.86	0.80 to 0.93	1.25	1.10 to 1.41	349	0.88	0.78 to 0.98	1.36	1.13 to 1.63
01 Chemical or physical	31	0.90	0.63 to 1.28	1.12	0.78 to 1.60	5	0.70	0.29 to 1.67	0.87	0.36 to 2.10
02 Biological	11	0.65	0.36 to 1.17	0.81	0.45 to 1.47	11	1.09	0.60 to 1.97	1.40	0.77 to 2.55
03 Medical	15	0.33	0.20 to 0.54	0.40	0.24 to 0.67	12	0.30	0.17 to 0.53	0.37	0.21 to 0.66
04 Health or nursing	44	0.87	0.65 to 1.18	1.10	0.82 to 1.49	19	0.77	0.49 to 1.20	0.98	0.62 to 1.55
05 Educational	120	0.64	0.53 to 0.76	0.78	0.65 to 0.94	57	0.62	0.48 to 0.81	0.77	0.59 to 1.02
06 Religious	17	0.60	0.37 to 0.96	0.74	0.46 to 1.20	16	0.68	0.41 to 1.10	0.86	0.52 to 1.42
07 Legal	12	0.58	0.33 to 1.03	0.72	0.41 to 1.27	4	0.28	0.11 to 0.75	0.35	0.13 to 0.94
08 Literary or artistic	57	0.87	0.67 to 1.13	1.08	0.82 to 1.41	30	0.77	0.54 to 1.10	0.96	0.66 to 1.39
09 Other professional	79	0.76	0.61 to 0.95	0.95	0.75 to 1.19	19	1.12	0.72 to 1.76	1.42	0.90 to 2.25
Sector 1, administrative and managerial:
10 Government	51	0.74	0.56 to 0.97	1.03	0.76 to 1.41	14	0.58	0.34 to 0.98	0.79	0.44 to 1.40
11 Business administr.	191	0.69	0.60 to 0.80	0.97	0.71 to 1.32	77	0.73	0.58 to 0.91	1.27	0.71 to 2.25
Sector 2, bookkeeping and clerical work:
20 Bookkeeping or cashier	63	0.99	0.78 to 1.27	1.08	0.82 to 1.42	19	0.85	0.54 to 1.33	0.94	0.56 to 1.57
29 Clerical	281	0.92	0.81 to 1.03	0.93	0.70 to 1.22	66	0.93	0.73 to 1.18	1.06	0.64 to 1.78
Sector 3, sales work:
30 Wholesale or retail	142	0.90	0.76 to 1.06	0.99	0.82 to 1.20	74	0.84	0.67 to 1.06	0.98	0.74 to 1.30
31 Insurance or security	21	0.55	0.36 to 0.85	0.62	0.40 to 0.96	10	0.77	0.41 to 1.43	0.94	0.50 to 1.78
32 Travelling agents	46	0.75	0.56 to 1.00	0.82	0.61 to 1.11	22	0.74	0.49 to 1.13	0.87	0.56 to 1.36
33 Other sales	337	0.95	0.85 to 1.06	1.19	1.00 to 1.41	111	0.86	0.71 to 1.04	1.08	0.83 to 1.41
Sector 4, agriculture, forestry, and fishing:
40 Agricultural or forestry	762	1.01	0.94 to 1.09	0.93	0.83 to 1.05	649	1.05	0.97 to 1.14	1.02	0.88 to 1.19
41 Agricultural or livestock	196	1.10	0.96 to 1.27	1.08	0.93 to 1.26	88	0.98	0.79 to 1.21	0.94	0.75 to 1.17
43 Fishing	37	1.38	1.00 to 1.91	1.35	0.98 to 1.88	30	1.37	0.96 to 1.97	1.33	0.92 to 1.91
44 Forestry	204	1.04	0.90 to 1.19	0.99	0.85 to 1.16	108	0.99	0.82 to 1.20	0.94	0.77 to 1.16
Sector 5, mining and quarrying:
50 Mining or quarrying	83	1.55	1.25 to 1.93	–	–	40	1.91	1.40 to 2.61	–	–
Sector 6, transport and communications:
60 Ships' officers	25	0.93	0.63 to 1.38	0.89	0.59 to 1.32	18	0.91	0.57 to 1.44	0.83	0.52 to 1.34
61 Ships' crew	16	1.38	0.85 to 2.26	1.35	0.82 to 2.22	9	1.65	0.86 to 3.18	1.59	0.82 to 3.08
63 Rail or road transport	494	1.10	1.00 to 1.20	1.20	1.03 to 1.41	350	1.11	1.00 to 1.24	1.37	1.08 to 1.75
64 Traffic supervisors	64	0.83	0.65 to 1.06	0.79	0.61 to 1.02	15	0.73	0.44 to 1.22	0.71	0.42 to 1.18
65 Post or telecommunication	16	0.70	0.43 to 1.14	0.67	0.41 to 1.11	8	0.75	0.37 to 1.49	0.73	0.36 to 1.46
66 Mail distribution	70	0.85	0.67 to 1.08	0.81	0.63 to 1.04	26	0.68	0.46 to 0.99	0.63	0.43 to 0.94
67 Other transport or telec.	24	1.57	1.05 to 2.34	1.55	1.03 to 2.33	4	0.89	0.33 to 2.36	0.85	0.32 to 2.27
Sectors 7 and 8, production I or II:
70 Textile	41	1.35	0.99 to 1.84	1.27	0.93 to 1.73	27	1.40	0.96 to 2.06	1.31	0.89 to 1.93
71 Sewing	57	1.10	0.85 to 1.43	1.00	0.77 to 1.31	38	1.18	0.86 to 1.63	1.09	0.79 to 1.50
72 Shoe or leather goods	27	1.24	0.85 to 1.81	1.14	0.78 to 1.66	13	0.88	0.51 to 1.52	0.81	0.47 to 1.40
73 Metal processing	171	1.13	0.97 to 1.32	1.03	0.89 to 1.21	81	1.24	1.00 to 1.55	1.15	0.92 to 1.43
74 Fine mechanical	36	0.80	0.58 to 1.11	0.72	0.52 to 1.01	18	0.72	0.45 to 1.14	0.65	0.41 to 1.04
75 Engineering industry	961	1.06	0.99 to 1.13	0.95	0.88 to 1.02	444	1.02	0.93 to 1.13	0.93	0.83 to 1.03
76 Electronics	232	1.01	0.89 to 1.15	0.92	0.80 to 1.05	121	0.98	0.81 to 1.17	0.89	0.74 to 1.07
77 Wood	585	1.00	0.92 to 1.08	0.90	0.82 to 0.98	267	0.97	0.86 to 1.10	0.88	0.77 to 1.00
78 Painting	136	0.90	0.76 to 1.07	0.82	0.69 to 0.97	102	0.87	0.71 to 1.06	0.79	0.65 to 0.97
79 Masonry or concrete	477	1.32	1.21 to 1.45	1.22	1.11 to 1.34	260	1.37	1.21 to 1.55	1.28	1.12 to 1.46
80 Graphic	78	1.03	0.82 to 1.29	0.92	0.74 to 1.16	54	1.01	0.78 to 1.33	0.93	0.71 to 1.21
81 Glass or ceramic	37	1.26	0.91 to 1.74	1.15	0.83 to 1.59	14	1.34	0.79 to 2.26	1.25	0.74 to 2.12
82 Food industry	141	1.14	0.97 to 1.35	1.04	0.88 to 1.23	94	1.26	1.02 to 1.54	1.16	0.94 to 1.43
83 Chemical or cellulose	120	1.02	0.85 to 1.22	0.94	0.78 to 1.12	41	1.13	0.83 to 1.53	1.03	0.76 to 1.41
85 Other fabrication	148	1.20	1.02 to 1.41	1.09	0.93 to 1.29	52	1.27	0.97 to 1.68	1.18	0.90 to 1.56
86 Heavy labour	230	1.19	1.04 to 1.35	1.09	0.95 to 1.24	66	1.05	0.83 to 1.34	0.96	0.75 to 1.23
87 Machine maintenance	234	1.13	1.00 to 1.29	1.04	0.91 to 1.18	66	1.00	0.79 to 1.28	0.92	0.72 to 1.18
88 Warehouse or packaging	351	1.20	1.08 to 1.34	1.10	0.98 to 1.22	129	1.38	1.15 to 1.64	1.28	1.07 to 1.53
Sector 9, services and military work:
90 Civilian protection	125	1.04	0.88 to 1.25	1.00	0.82 to 1.23	77	1.06	0.85 to 1.33	0.99	0.76 to 1.30
91 Housekeeping	32	1.12	0.79 to 1.59	1.07	0.75 to 1.53	13	1.43	0.83 to 2.46	1.31	0.75 to 2.29
92 Waiters	13	1.53	0.89 to 2.63	1.44	0.83 to 2.50	9	1.80	0.94 to 3.46	1.61	0.82 to 3.13
93 Caretaking or cleaning	184	1.07	0.93 to 1.24	1.05	0.88 to 1.27	57	1.15	0.88 to 1.49	1.12	0.83 to 1.51
94 Other	67	1.02	0.80 to 1.30	0.97	0.75 to 1.25	50	1.09	0.82 to 1.44	1.01	0.74 to 1.38
98 Armed forces	45	0.80	0.60 to 1.07	0.77	0.56 to 1.04	34	0.74	0.53 to 1.04	0.71	0.49 to 1.02
99 Unidentifiable	13	1.25	0.73 to 2.16	1.20	0.69 to 2.08	0	–	–	–	–