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Environmental Sciences Europe

Table 2 Parameters of joint probability curves (JPCs) for screened PPCPs

From: Occurrence and multiple-level ecological risk assessment of pharmaceuticals and personal care products (PPCPs) in two shallow lakes of China

Chemical

N

Mean (ng/L)

SD

CV

Shapiro–Wilk test for log-normal distribution

Exposure data set

 Caffeine

10

12.51

7.08

0.57

0.140

 Carbamazepine (Tai Lake)

10

1.18

0.35

0.30

0.471

 Carbamazepine (Baiyangdian Lake)

10

13.26

4.93

0.37

0.056

 Diethyltoluamide

10

329.18

117.48

0.36

0.062

 Sulfamethoxazole

10

1.18

0.35

0.30

0.194

Toxicity data set

 Caffeine

17

6,949,090

23,411,509

3.37

0.355

 Carbamazepine

24

1,051,828

3,858,902

3.67

0.879

 Diethyltoluamide

7

14,724,975

19,980,915

136

0.066

 Sulfamethoxazole

9

68,611

165,164

2.41

0.272

  1. N refers to number of data; SD refers to standard deviation; CV refers to coefficient of variation
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