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Table 1 Univariate analysis of trace elements and HPV infection in Uyghur women in China

From: Serum Se, Ni, and As are associated with HPV infection and CIN2+ among Uyghur women in rural China

Trace Elements

HPV (−) (N = 282)

HPV (+) (N = 551)

 

P

n/%

n/%

χ2

Ni (mg/kg)

  

56.905

< 0.001

 Q1 (0.0212~)

70/24.82

282/51.18

  

 Q2 (0.1232~)

71/25.18

112/20.33

  

 Q3 (0.1892~)

70/24.82

81/14.70

  

 Q4 (0.2908~)

71/25.18

76/13.79

  

Zn (μmol/L)

  

6.164

0.087

 Q1 (28.4286~)

70/24.82

185/33.58

  

 Q2 (86.2117~)

71/25.18

120/21.78

  

 Q3 (106.5923~)

70/24.82

114/20.69

  

 Q4 (130.8978~)

71/25.18

132/23.95

  

Fe (mmol/L)

  

2.449

0.485

 Q1 (0.4357~)

70/24.82

137/24.86

  

 Q2 (5.5078~)

71/25.18

160/29.04

  

 Q3 (7.3654~)

70/24.82

114/20.69

  

 Q4 (9.1276~)

71/25.18

140/25.41

  

Cu (μmol/L)

  

4.098

0.251

 Q1 (2.0900~)

70/24.82

114/20.69

  

 Q2 (12.1317~)

71/25.18

125/22.69

  

 Q3 (20.0032~)

70/24.82

168/30.49

  

 Q4 (31.8041~)

71/25.18

144/26.13

  

Mn (μmol/L)

  

5.396

0.145

 Q1 (0.0100~)

70/24.82

109/19.78

  

 Q2 (0.1254~)

71/25.18

134/24.32

  

 Q3 (0.4947~)

70/24.82

175/31.76

  

 Q4 (0.9320~)

71/25.18

133/24.14

  

Cd (μmol/L)

  

14.085

0.003

 Q1 (0.0025~)

70/24.82

175/31.76

  

 Q2 (0.0248~)

71/25.18

109/19.78

  

 Q3 (0.0371~)

70/24.82

172/31.22

  

 Q4 (0.0571~)

71/25.18

95/17.24

  

As (mg/kg)

  

11.301

0.001

 <0.02

146/51.77

218/39.56

  

  ≥ 0.02

136/48.23

333/60.44

  

Se (mg/kg)

  

19.236

0.000

 <0.02

117/41.49

317/57.53

  

  ≥ 0.02

165/58.51

234/42.47

 Â