| | Accident number | % of the row | LWD (average) | K-W test | | -24 | 25-39 | 40-49 | +50 | -24 | 25-39 | 40-49 | +50 | Total | Sig. |
| | Without information | 6,951 | 5.3% | 43.7% | 30.6% | 20.5% | 20.6 | 25.2 | 31.6 | 39.2 | 29.8 | | | Electrical problem, explosion, and fire | 4,168 | 5.6% | 48.2% | 28.6% | 17.6% | 24.6 | 28.0 | 33.1 | 43.5 | 32.0 | | | Overflow, overturn, leak, spill, and emanation | 14,562 | 5.7% | 46.0% | 30.7% | 17.6% | 11.4 | 12.6 | 14.6 | 18.2 | 14.1 | | | Break, pop, slip, drop, and collapse material agent | 39,360 | 5.7% | 43.6% | 30.1% | 20.7% | 22.4 | 28.8 | 35.7 | 42.1 | 33.3 | | | Total or partial loss of control of work equipment or materials | 81,438 | 6.1% | 44.8% | 29.6% | 19.5% | 22.7 | 26.8 | 32.1 | 37.6 | 30.2 | | | Falling people from height | 30,994 | 4.3% | 40.0% | 31.2% | 24.6% | 38.2 | 53.3 | 66.2 | 75.3 | 62.1 | | | Falling people at same level | 43,004 | 5.1% | 38.3% | 30.6% | 25.9% | 26.7 | 34.4 | 42.1 | 49.3 | 40.2 | | | Falling people without specification | 3,128 | 5.1% | 41.4% | 31.3% | 22.3% | 20.9 | 27.6 | 36.3 | 45.4 | 34.0 | | | Body movement without added physical effort | 87,608 | 4.9% | 43.0% | 31.5% | 20.6% | 21.6 | 26.1 | 31.3 | 36.0 | 29.6 | | | Body movement as a consequence of or with physical effort | 134,216 | 4.7% | 43.2% | 31.8% | 20.4% | 18.7 | 23.6 | 27.8 | 34.6 | 26.9 | | | Surprise, fear, violence, aggression, threat, and presence | 2,341 | 5.7% | 44.5% | 30.2% | 19.7% | 23.5 | 31.3 | 39.9 | 49.0 | 36.9 | | | Others | 7,721 | 5.9% | 43.0% | 29.9% | 21.2% | 20.4 | 23.5 | 30.9 | 40.0 | 29.1 | | | 455,491 | 5.2% | 42.9% | 30.9% | 21.0% | | | | | |
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