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Table 4 On-premise alcohol outlets spatial accessibility measures by National Center for Health Statistics (NCHS) urban–rural classification scheme for counties, United States, 2013

From: Quantifying spatial accessibility in public health practice and research: an application to on-premise alcohol outlets, United States, 2013

Measures NCHS urban/rural class name Number of counties Mean Standard deviation Minimum Median Maximum
Population-weighted accessibility
Driving time Large central metro 68 4.69 2.38 1.94 4.03 13.31
Large fringe metro 368 1.79 1.03 0.23 1.58 6.92
Medium metro 373 1.91 1.07 0.15 1.86 5.34
Small metro 358 1.91 1.05 0.02 1.97 5.12
Micropolitan 641 1.84 0.92 0.02 1.76 5.59
Noncore 1333 1.27 0.96 0.00 1.01 8.71
Driving distance Large central metro 68 12.02 6.55 4.81 10.06 36.67
Large fringe metro 368 4.39 2.63 0.41 3.94 18.04
Medium metro 373 4.72 2.82 0.22 4.70 14.20
Small metro 358 4.75 2.75 0.11 4.90 12.66
Micropolitan 641 4.52 2.45 0.04 4.26 15.07
Noncore 1333 3.11 2.53 0.00 2.37 19.85
Euclidian distance Large central metro 68 18.40 10.71 7.55 15.11 69.78
Large fringe metro 368 6.57 3.96 0.56 5.83 25.44
Medium metro 373 6.91 4.09 0.28 7.02 19.98
Small metro 358 6.82 3.94 0.35 6.93 17.88
Micropolitan 641 6.29 3.33 0.26 5.98 20.33
Noncore 1335 4.18 3.34 0.00 3.20 24.43
Population-weighted distance
Driving time (min) Large central metro 68 2.79 1.22 0.71 2.75 5.86
Large fringe metro 368 8.94 5.57 1.55 7.51 32.85
Medium metro 373 9.55 6.68 2.31 7.04 44.26
Small metro 358 10.40 7.49 1.85 7.86 48.03
Micropolitan 641 10.88 6.93 2.82 9.09 63.44
Noncore 1333 17.78 11.92 2.94 14.90 216.83
Driving distance (miles) Large central metro 68 1.13 0.50 0.26 1.10 2.49
Large fringe metro 368 4.02 2.84 0.69 3.22 17.55
Medium metro 373 4.56 4.13 0.91 3.09 32.69
Small metro 358 4.92 4.06 0.76 3.43 25.61
Micropolitan 641 5.23 3.90 1.13 4.10 29.61
Noncore 1333 8.97 6.78 0.99 7.07 92.26
Euclidian distance (miles) Large central metro 68 0.73 0.32 0.13 0.68 1.55
Large fringe metro 368 2.71 1.99 0.46 2.18 12.84
Medium metro 373 3.19 3.23 0.61 2.14 26.85
Small metro 358 3.52 3.18 0.51 2.30 20.49
Micropolitan 641 3.80 3.04 0.80 2.95 26.86
Noncore 1335 7.61 13.75 0.75 5.34 398.21