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Table 2 Yearly bicycle related TBI, subsequent mortality and related disease burden in the Netherlands without a helmet law (top), with a helmet law (middle) and the difference between these scenarios (bottom). Undiscounted figures

From: Cost-effectiveness of mandatory bicycle helmet use to prevent traumatic brain injuries and death

Age TBI (n) per 100,000 Mortality (n) per 100,000 YLD(n) LYL (n) DALY (n)
Without Law
 < 15 1053 38 5 0.176 2494 351 2845
 15–64 4558 41 37 0.332 5408 1432 6840
 ≥ 65 2405 76 82 2.606 1224 837 2061
 Total 8016 47 124 0.727 9126 2620 11,746
With Law
 < 15 667 24 3 0.105 1579 222 1801
 15–64 2885 26 23 0.215 3424 906 4330
 ≥ 65 1523 48 52 1.587 775 530 1305
 Total 5075 30 79 0.457 5777 1658 7435
Difference
 < 15 − 386 −14 −2 −0.071 − 915 − 129 − 1044
 15–64 − 1673 −15 − 14 −0.117 −1985 − 525 − 2510
 ≥ 65 − 883 − 28 −30 − 1.019 − 449 − 307 − 756
 Total −2942 − 17 −46 −0.270 − 3349 − 961 −4310