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. 2017 Mar 13;7:167. doi: 10.1038/s41598-017-00198-5

Table 4.

Numbers, rates, rate ratios, and rate differences for overwork-related cardiovascular and cerebrovascular diseases (CVDs) and other occupational diseases in Taiwan and Japan before and after implementation of new criteria for overwork-related CVDs.

Before* After Rate ratio Rate difference p-value§
Number per year Rate per year Number per year Rate per year
Mean SD Mean SD Mean SD Mean SD
Taiwan: overwork-related CVDs
Total 27.60 11.06 4.36 3.97 77.80 12.17 11.48 8.09 2.63 7.12 <0.05
 Manufacturing 7.80 2.39 3.04 0.89 22.80 7.33 8.34 2.74 2.74 5.30 <0.05
 Construction 1.20 1.30 1.75 1.93 6.20 2.77 8.54 3.81 4.89 6.79 <0.05
 Transportation, information, arts 5.60 3.21 9.64 5.42 12.00 6.63 19.36 11.50 2.01 9.72 0.13
 Trade, accommodation, food 7.20 3.96 5.15 2.68 11.40 1.34 7.24 1.06 1.40 2.09 0.15
 Financial, insurance, health 0.60 0.55 0.83 0.76 3.80 0.84 4.67 1.00 5.63 3.84 <0.05
 Other 5.20 2.49 5.76 2.88 21.60 6.31 20.72 5.55 3.60 14.96 <0.05
Taiwan: other occupational diseases
Total 753.80 70.32 60.79 33.99 400.60 136.13 107.80 62.07 1.77 47.01 <0.05
 Manufacturing 151.20 43.49 59.11 16.56 252.20 33.92 92.05 11.54 1.56 32.94 <0.05
 Construction 75.00 32.37 110.36 50.54 166.40 22.12 229.07 30.26 2.08 118.70 <0.05
 Transportation, information, arts 34.80 12.78 60.50 21.08 60.00 18.61 95.11 29.97 1.57 34.61 0.10
 Trade, accommodation, food 64.60 21.48 46.51 13.75 131.00 17.79 83.28 14.15 1.79 36.77 <0.05
 Financial, insurance, health 25.20 12.52 34.14 15.77 31.40 2.51 38.65 3.15 1.13 4.51 0.42
 Other 49.80 20.08 54.15 19.77 112.80 12.32 108.66 12.36 2.01 54.51 <0.05
Japan: overwork-related CVDs
Total 92.40 27.41 2.57 1.44 313.92 34.59 9.38 7.04 3.65 6.81 <0.05
 Manufacturing 21.00 8.49 2.07 0.90 46.85 13.44 6.06 1.17 2.93 4.00 <0.05
 Construction 9.20 2.59 2.23 0.65 33.85 7.24 10.05 1.83 4.50 7.82 <0.05
 Transportation, information, arts 15.60 7.02 4.50 2.05 97.00 11.99 23.76 2.31 5.28 19.26 <0.05
 Trade, accommodation, food 12.00 6.82 1.20 0.65 73.54 13.41 6.44 0.95 5.38 5.24 <0.05
 Financial, insurance, health 5.20 1.64 3.18 1.08 11.31 3.47 4.51 3.23 1.42 1.32 0.69
 Other 29.40 4.10 2.25 0.25 51.38 11.01 5.47 2.38 2.43 3.22 <0.05

SD = standard deviation. *Defined as 5 years before new criteria: 2006–2010 for Taiwan and 1997–2001 for Japan. Defined as 5 years after new criteria: 2011–2015 for Taiwan and 2002–2006 for Japan. Per million employees. §Wilcoxon signed-rank tests.