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Table 4 Overall and RUCC-stratified domain variable means, standard deviations, ranges for select variables in the sociodemographic domain

From: Construction of an environmental quality index for public health research

   Metropolitan - urbanized Non-metro urbanized Less-urbanized Thinly populated Overall
   (RUCC1 = 1089) (RUCC2 = 323) (RUCC 3 = 1059) (RUCC4 = 670) (n = 3141)
Variable (construct) Units Mean (sd) [range] Mean (sd) [range] Mean (sd) [range] Mean (sd) [range] Mean (sd) [range]
Renter occupied (Socioeconomic status (SES)) percent 27.734 (9.557) 29.307 (6.499) 25.338 (5.588) 22.947 (6.814) 26.067 (7.791)
[10.561, 80.458] [13.562, 52.731] [13.545, 72.205] [10.464, 100] [10.464, 100]
Vacant units (SES) percent 9.146 (5.810) 12.026 (7.190) 15.324 (8.392) 21.980 (11.880) 14.263 (9.668)
[1.539, 53.707] [3.457, 58.416] [4.336, 62.316] [4.183, 77.014] [1.539, 77.014]
Median household value (SES) dollar value 1.10E + 05 (5.51E + 04) 8.86E + 04 (3.48E + 04) 7.25E + 04 (3.90E + 04) 6.09E + 04 (3.06E + 04) 8.46E + 04 (4.77E + 04)
[3.46E + 04, 1.00E + 06] [3.78E + 04, 3.69E + 05] [2.26E + 04, 7.50E + 05] [0, 3.58E + 05] [0, 1.00E + 06]
Median household income (SES) dollar value 4.17E + 04 (9.84E + 03) 3.53E + 04 (6.39E + 03) 3.21E + 04 (6.03E + 03) 3.03E + 04 (5.59E + 03) 3.54E + 04 (8.92E + 03)
[1.98E + 04, 8.29E + 04] [1.65E + 04, 6.27E + 04] [1.63E + 04, 7.90E + 04] [9.33E + 03, 5.37E + 04] [9.33E + 03, 8.29E + 04]
Persons < poverty level (SES) percent 11.567 (5.307) 14.187 (6.275) 15.601 (6.565) 16.147 (7.107) 14.173 (6.554)
[2.100, 35.900] [4.500, 50.900] [2.900, 52.300] [0, 56.900] [0, 56.900]
No English (SES) percent 9.490 (10.534) 9.257 (12.094) 8.451 (12.103) 6.791 (9.492) 8.540 (11.092)
[1.000, 91.900] [1.900, 92.100] [0.700, 84.800] [0.400, 85.400] [0.400, 92.100]
Earning > high school education (SES) percent 80.181 (7.546) 78.708 (7.814) 74.877 (8.813) 76.139 (9.478) 77.379 (8.755)
[50.500, 97.000] [34.700, 93.800] [43.400, 96.300] [39.500, 94.400] [34.700, 97.000]
Unemployed (SES) percent 5.293 (2.301) 6.433 (2.468) 6.298 (2.757) 5.631 (3.745) 5.821 (2.868)
[1.700, 41.700] [2.500, 20.900] [1.400, 33.000] [0, 41.400] [0, 41.700]
Work outside county (SES) percent 40.137 (20.673) 21.479 (12.061) 28.042 (13.447) 32.952 (16.543) 32.608 (17.936)
[1.100, 90.800] [1.300, 60.800] [0.600, 77.200] [0, 76.400] [0, 90.800]
Median number rooms per house (SES) count 5.522 (0.459) 5.372 (0.345) 5.361 (0.360) 5.368 (0.485) 5.420 (0.430)
[3.100, 7.300] [4.000, 6.600] [3.300, 6.400] [2.000, 6.500] [2.000, 7.300]
Housing with > 10 units (SES) percent 6.856 (7.239) 4.845 (3.542) 2.689 (2.717) 1.475 (2.146) 4.096 (5.268)
[0, 90.100] [0.600, 35.100] [0, 42.100] [0, 31.400] [0, 90.100]
Mean number of violent crimes per capita (Crime) rate 390.884 (322.135) 397.099 (374.610) 366.303 (233.612) 352.528 (158.067) 375.054 (272.635)
   [0, 2481.800] [0, 1955.500] [0, 1897.300] [0, 783.402] [0, 2481.800]
  1. Complete list of variables is available in Additional file 2.