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Table 4 Logistic regression analysis results comparing cases to controls with high exposure to arsenic without arsenicosis

From: Arsenic exposure is associated with DNA hypermethylation of the tumor suppressor gene p16

Variables

Regression coefficient

Standard error

χ2

P-value

Odds ratio

Education

0.470004

0.57009

0.67970

0.4097

1.600

Years of drinking water

0.175220

0.07234

5.86663

0.0154

1.192*

Smoking Index

0.031609

0.02639

1.43463

0.2310

1.032

Alcohol Consumption

−1.323988

0.68202

3.76851

0.0522

0.266

Arsenic Concentration in water

1.435085

0.49761

8.31708

0.0039

4.200**

p16 methylation

0.693147

0.46291

2.24211

0.1343

2.000

  1. * P < 0.05; **P < 0.01.