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International Journal of Interdisciplinary Research

Table 7 Coverage according to the elderly men’s foot shape

From: Developing elderly men’s footwear sizing system based on their foot shapes

 Foot shape
H1H2H3V1V2V3A1A2A3D1D2D3
Number of sizes24222720272619132022518
Coverage (%)72.784.674.469.088.987.283.357.176.275.075.073.3
Coverage efficiency rates3.033.842.753.453.293.354.384.393.813.4015.04.07
  1. A foot shape represents a combination of sole type (H, V, A, D) and foot-side type (1, 2, 3). Coverage means the coverage rate of selected specific size intervals for total users’ size distribution. Coverage efficiency rates is coverage/the number of the observed intervals