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. 2018 Aug 1;6(3):42. doi: 10.3390/toxics6030042

Table 5.

Income and Tertiles of Exposure.

Income N Tertile 1 (±SE%) Tertile 2 (±SE%) Tertile 3 (±SE%)
$0 to $4999 ^ 273 2.2% (0.3) 2.8% (0.5) 4.0% (1.2)
$5000 to $9999 ^ 399 3.2% (0.2) 4.8% (0.4) 5.7% (1.5)
$10,000 to $14,999 ^ 689 5.5% (0.5) 7.7% (0.8) 13.1% (2.4)
$15,000 to $19,999 ^ 649 5.2% (0.5) 7.9% (0.7) 6.9% (1.7)
$20,000 to $24,999 + 799 7.3% (0.4) 7.9% (0.7) 5.1% (1.5)
$25,000 to $34,999 + 1212 10.5% (0.6) 12.5% (0.8) 11.6% (1.9)
$35,000 to $44,999 + 1032 9.4% (0.6) 9.6% (0.6) 10.1% (2.0)
$45,000 to $54,999 + 900 8.5% (0.7) 8.1% (0.8) 6.5% (2.2)
$55,000 to $64,999 + 782 7.3% (0.4) 6.9% (0.9) 9.2% (2.7)
$65,000 to $74,999 + 670 6.7% (0.5) 4.6% (0.7) 5.8% (2.2)
$75,000 to $99,999 + 1306 12.8% (0.8) 9.6% (1.0) 8.1% (2.3)
$100,000 and Over + 2256 21.4% (1.3) 17.6% (1.5) 14.0% (3.8)
Total 10,967 100% 100% 100%

^ Increasing percentage trend between lower and higher exposure groups. + decreasing percentage trend between lower and higher exposure groups.