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Table 2 Sensitivity analysis

From: Delineating functional territories from outer space

Light intensity Number of functional territories % of municipalities grouped in functional territories % of the population grouped in functional territories
1% 2% μ + 1.5σ μ + 1.96σ 10% 1% 2% μ + 1.5σ μ + 1.96σ 10% 1% 2% μ + 1.5σ μ + 1.96σ 10%
a. Mexico
 12 603 878 1284 1389 1507 0.90 0.80 0.60 0.57 0.48 0.97 0.94 0.85 0.84 0.79
 22 662 964 1407 1551 1683 0.90 0.79 0.56 0.49 0.41 0.97 0.93 0.83 0.80 0.75
 35 687 1001 1475 1626 1767 0.89 0.78 0.54 0.46 0.38 0.97 0.93 0.82 0.78 0.73
 50 700 1036 1533 1705 1851 0.89 0.77 0.52 0.43 0.34 0.97 0.92 0.81 0.77 0.71
 NO* 738 1090 1660 1869 2042 0.89 0.76 0.49 0.38 0.28 0.97 0.92 0.77 0.77 0.64
  1. *Resulting functional territories without considering the nighttime-light intensity. Functional territories are defined only by commuting rates
Light intensity Number of functional territories % of municipalities grouped in functional territories % of the population grouped in functional territories
1% 2% μ + 1.5σ μ + 1.96σ 10% 1% 2% μ + 1.5σ μ + 1.96σ 10% 1% 2% μ + 1.5σ μ + 1.96σ 10%
b. Colombia
 12 545 651 720 748 788 0.65 0.54 0.46 0.44 0.38 0.86 0.81 0.78 0.76 0.73
 22 602 729 813 847 910 0.61 0.47 0.37 0.34 0.25 0.85 0.79 0.75 0.67 0.67
 35 626 760 848 884 955 0.59 0.44 0.33 0.30 0.20 0.84 0.78 0.73 0.63 0.63
 50 645 781 872 915 987 0.57 0.42 0.30 0.26 0.16 0.83 0.77 0.71 0.60 0.60
 NO* 669 805 910 950 1041 0.56 0.41 0.28 0.23 0.11 0.83 0.76 0.70 0.56 0.56
  1. *Resulting functional territories without considering the nighttime-light intensity. Functional territories are defined only by commuting rates
Light intensity Number of functional territories % of municipalities grouped in functional territories % of the population grouped in functional territories
1% 2% μ + 1.5σ μ + 1.96σ 10% 1% 2% μ + 1.5σ μ + 1.96σ 10% 1% 2% μ + 1.5σ μ + 1.96σ 10%
c. Chile
 12 55 93 117 154 195 0.95 0.88 0.82 0.69 0.53 0.99 0.98 0.95 0.91 0.84
 22 58 97 123 160 203 0.95 0.89 0.82 0.69 0.52 0.99 0.98 0.95 0.90 0.83
 35 61 101 132 172 216 0.95 0.88 0.80 0.66 0.48 0.99 0.97 0.95 0.89 0.81
 50 64 103 135 175 222 0.95 0.88 0.80 0.65 0.65 0.99 0.97 0.95 0.89 0.81
 NO* 73 114 153 206 273 0.96 0.87 0.80 0.61 0.36 0.99 0.97 0.95 0.83 0.64
  1. *Resulting functional territories without considering the nighttime-light intensity. Functional territories are defined only by commuting rates