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Table 2 Distribution of estimated atrazine in water supply and estimated atrazine consumption

From: Hypospadias and maternal exposure to atrazine via drinking water in the National Birth Defects Prevention study

 

Cases

Controls

 

Mean

Median

IQR

Min, Max

Mean

Median

IQR

Min, Max

Estimated atrazine in water supply in AR, IA, TX, and NC (μg/L)

0.09

0.02

0.001–0.04

0.0001, 2.0

0.17

0.02

0.002–0.05

0.0001, 4.0

Arkansas

0.03

0.02

0.0004–0.03

0.00009, 0.31

0.02

0.02

0.005–0.03

0.0001, 0.31

Iowa

0.28

0.05

0.001–0.53

0.001, 0.95

0.47

0.45

0.002–0.66

0.0004, 4.02

North Carolina

0.02

0.02

0.0006–0.04

0.0002, 0.07

0.03

0.03

0.001–0.04

0.0002, 0.06

Texas

0.50

0.004

0.0004–0.99

0.0001, 1.98

0.17

0.005

0.001–0.13

0.0001, 3.94

Estimated atrazine consumption in AR, IA, TX, and NC (μg/day)

0.12

0.02

0.001–0.04

0.00004–3.75

0.14

0.02

0.002–0.06

0.00007–4.66

Arkansas

0.03

0.02

0.01–0.03

0.00004–0.22

0.02

0.01

0.003–0.03

0.00009–0.22

Iowa

0.29

0.06

0.001–0.47

0.0006–1.35

0.36

0.08

0.002–0.54

0.0002–2.86

North Carolina

0.02

0.01

0.0005–0.03

0.00008–0.08

0.03

0.02

0.001–0.05

0.0001–0.16

Texas

1.00

0.002

0.0004–3.28

0.0001–3.75

0.18

0.01

0.002–0.09

0.00007–4.66