Table 3. Annual male incapacitation rate by age group

Age group	20-29	30-39	40-49	50-59	60-69	70-79	80+
Male incapacitations(%)	2(5%)	6(15%)	11(28%)	13(33%)	7(18%)	0(0%)	0(0%)
Percent Incapacitation rate per annum	0.11%	0.12%	0.23%	0.42%	1.20%	0.00%	0.00%

Evans, S., and Radcliffe, S.A., 2012 (ref. 4).