Table 1.
ORs for all-cause premature mortality in each occupation, Japan, 1970–2005*
| Overall | 1970 | 1975 | 1980 | 1985 | 1990 | 1995 | 2000 | 2005 | |
| OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | |
| Men | |||||||||
| Specialist and technical workers | 1.31 (1.30 to 1.33) | 0.74 (0.72 to 0.77) | 0.80 (0.77 to 0.82) | 1.18 (1.14 to 1.21) | 1.14 (1.10 to 1.17) | 1.25 (1.21 to 1.28) | 1.35 (1.32 to 1.39) | 2.83 (2.75 to 2.90) | 2.50 (2.43 to 2.57) |
| Administrative and managerial workers | 0.97 (0.96 to 0.98) | 0.54 (0.53 to 0.56) | 0.66 (0.64 to 0.68) | 0.76 (0.74 to 0.78) | 1.01 (0.98 to 1.04) | 1.04 (1.01 to 1.07) | 1.08 (1.05 to 1.11) | 2.26 (2.19 to 2.34) | 2.50 (2.41 to 2.60) |
| Clerical workers | 1.20 (1.19 to 1.21) | 1.05 (1.03 to 1.08) | 1.09 (1.06 to 1.12) | 1.18 (1.15 to 1.21) | 1.25 (1.22 to 1.28) | 1.40 (1.37 to 1.44) | 1.34 (1.31 to 1.38) | 1.42 (1.37 to 1.46) | 1.07 (1.03 to 1.11) |
| Sales workers | 1.26 (1.25 to 1.27) | 1.25 (1.23 to 1.28) | 1.26 (1.24 to 1.29) | 1.38 (1.35 to 1.41) | 1.38 (1.35 to 1.41) | 1.26 (1.23 to 1.29) | 1.15 (1.12 to 1.18) | 1.37 (1.33 to 1.41) | 1.27 (1.23 to 1.31) |
| Service workers | 2.22 (2.19 to 2.24) | 1.22 (1.18 to 1.27) | 1.20 (1.16 to 1.25) | 1.93 (1.86 to 1.99) | 1.97 (1.91 to 2.04) | 2.64 (2.56 to 2.72) | 2.90 (2.81 to 2.99) | 3.93 (3.81 to 4.06) | 3.97 (3.84 to 4.11) |
| Security workers | 1.05 (1.03 to 1.08) | 0.67 (0.63 to 0.72) | 0.76 (0.72 to 0.81) | 0.94 (0.88 to 1.00) | 1.05 (0.99 to 1.11) | 1.28 (1.21 to 1.36) | 1.21 (1.15 to 1.29) | 1.53 (1.45 to 1.62) | 1.77 (1.68 to 1.87) |
| Agriculture, forestry and fishery workers | 1.89 (1.87 to 1.91) | 1.34 (1.32 to 1.37) | 1.48 (1.45 to 1.51) | 1.74 (1.71 to 1.78) | 1.97 (1.92 to 2.01) | 2.21 (2.16 to 2.27) | 2.37 (2.30 to 2.44) | 3.32 (3.21 to 3.43) | 3.12 (3.00 to 3.24) |
| Transport and communication workers | 1.29 (1.28 to 1.31) | 1.06 (1.02 to 1.09) | 0.98 (0.95 to 1.02) | 1.17 (1.13 to 1.21) | 1.20 (1.17 to 1.24) | 1.33 (1.29 to 1.37) | 1.43 (1.39 to 1.48) | 1.88 (1.82 to 1.94) | 1.92 (1.85 to 2.00) |
| Production process and related workers | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) |
| Workers not classifiable by occupation | 29.61 (29.28 to 29.94) | 41.44 (37.93 to 45.28) | 59.25 (56.07 to 62.61) | 115.11 (110.66 to 119.75) | 49.01 (47.39 to 50.69) | 34.66 (33.64 to 35.72) | 54.18 (52.82 to 55.58) | 52.73 (51.40 to 54.08) | 9.13 (8.80 to 9.48) |
| Non-employed | 7.78 (7.73 to 7.82) | 5.83 (5.73 to 5.93) | 6.18 (6.07 to 6.28) | 6.68 (6.56 to 6.80) | 6.94 (6.82 to 7.06) | 8.15 (8.01 to 8.30) | 8.59 (8.44 to 8.74) | 11.16 (10.93 to 11.39) | 14.21 (13.90 to 14.52) |
| Women | |||||||||
| Specialist and technical workers | 1.85 (1.81 to 1.89) | 1.64 (1.54 to 1.74) | 1.54 (1.44 to 1.63) | 1.88 (1.77 to 2.00) | 1.82 (1.71 to 1.93) | 1.85 (1.74 to 1.96) | 2.02 (1.89 to 2.15) | 2.83 (2.65 to 3.01) | 2.63 (2.45 to 2.82) |
| Administrative and managerial workers | 4.91 (4.76 to 5.06) | 3.57 (3.26 to 3.91) | 3.54 (3.23 to 3.87) | 3.17 (2.88 to 3.50) | 3.68 (3.37 to 4.02) | 5.16 (4.77 to 5.58) | 6.08 (5.60 to 6.61) | 10.16 (9.31 to 11.09) | 12.21 (11.07 to 13.47) |
| Clerical workers | 1.23 (1.20 to 1.25) | 1.63 (1.55 to 1.72) | 1.35 (1.28 to 1.42) | 1.45 (1.38 to 1.53) | 1.26 (1.20 to 1.33) | 1.17 (1.11 to 1.23) | 1.32 (1.25 to 1.40) | 1.31 (1.23 to 1.39) | 1.26 (1.17 to 1.35) |
| Sales workers | 1.80 (1.77 to 1.83) | 1.35 (1.29 to 1.41) | 1.45 (1.38 to 1.52) | 1.87 (1.78 to 1.97) | 2.03 (1.93 to 2.13) | 1.89 (1.80 to 1.98) | 1.94 (1.83 to 2.05) | 2.20 (2.06 to 2.34) | 2.32 (2.16 to 2.50) |
| Service workers | 1.65 (1.62 to 1.68) | 1.11 (1.06 to 1.17) | 1.04 (0.99 to 1.10) | 1.77 (1.68 to 1.86) | 1.67 (1.58 to 1.76) | 1.86 (1.77 to 1.95) | 2.21 (2.09 to 2.33) | 2.42 (2.28 to 2.57) | 2.49 (2.33 to 2.67) |
| Security workers | 12.22 (11.40 to 13.10) | 11.43 (9.14 to 14.29) | 9.24 (7.30 to 11.69) | 11.57 (9.07 to 14.76) | 19.51 (16.24 to 23.43) | 17.07 (14.34 to 20.33) | 13.22 (10.88 to 16.05) | 12.49 (10.34 to 15.09) | 16.25 (13.65 to 19.34) |
| Agriculture, forestry and fishery workers | 2.25 (2.22 to 2.29) | 1.65 (1.60 to 1.71) | 1.88 (1.80 to 1.95) | 2.18 (2.09 to 2.28) | 2.08 (1.98 to 2.18) | 2.10 (2.00 to 2.20) | 2.63 (2.47 to 2.79) | 3.15 (2.93 to 3.39) | 3.42 (3.14 to 3.73) |
| Transport and communication workers | 6.88 (6.59 to 7.18) | 4.01 (3.53 to 4.55) | 3.89 (3.42 to 4.43) | 7.07 (6.31 to 7.91) | 7.52 (6.73 to 8.40) | 9.54 (8.59 to 10.61) | 8.17 (7.20 to 9.28) | 9.65 (8.45 to 11.01) | 11.54 (10.06 to 13.24) |
| Production process and related workers | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) | 1.00 (reference) |
| Workers not classifiable by occupation | 42.07 (41.22 to 42.93) | 41.07 (35.48 to 47.54) | 14.58 (13.19 to 16.12) | 110.06 (103.28 to 117.29) | 48.48 (45.76 to 51.37) | 51.39 (48.69 to 54.24) | 90.68 (86.15 to 95.46) | 80.79 (76.53 to 85.29) | 14.45 (13.33 to 15.67) |
| Non-employed | 4.81 (4.75 to 4.88) | 3.39 (3.29 to 3.50) | 3.45 (3.34 to 3.56) | 4.48 (4.32 to 4.65) | 4.38 (4.23 to 4.54) | 4.46 (4.30 to 4.62) | 6.29 (6.04 to 6.55) | 7.91 (7.55 to 8.29) | 9.62 (9.10 to 10.16) |
*
We adjusted for age (5 year categories) and time-trends in the overall model. We adjusted for only age (5 year categories) in other models.