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Table 2 Comparison of mean IES-R-K and BIA scores after 1 month and 7 months

From: Psychological effects of a disastrous hydrogen fluoride spillage on the local community

 

Exposure level

 

Extremely low

Low

Moderate

High

p-valuea

Mean

Mean

Mean

Mean

 

IES-R-K score 1 month (n = 1359)

26.06 ± 8.31

30.32 ± 11.84

34.82 ± 15.46

42.95 ± 18.09

0.000

IES-R-K score 7 month (n = 711)

24.37 ± 4.32

24.95 ± 6.75

28.35 ± 12.37

34.51 ± 14.10

0.000

BAI score 1 month (n = 1359)

3.66 ± 4.64

5.00 ± 5.78

5.21 ± 7.18

6.84 ± 8.21

0.000

BAI score 7 month (n = 711)

4.24 ± 5.80

4.16 ± 5.80

6.77 ± 8.20

10.48 ± 9.84

0.000

 

Total subjects

 

1 month (n = 711)

7 month (n = 711)

p-valueb

Mean

Mean

 

IES-R-K score

33.33 ± 14.64

28.68 ± 11.80

0.000

BAI score

5.16 ± 6.59

6.79 ± 8.41

0.000

  1. a p value for ANOVA test
  2. b p value for paired t-test