Table 3.
Univariate analysis of trace elements and CIN2+ in Uyghur women
| Trace Element | CIN < 2(N = 683) | CIN2+ (N = 150) | P |
|---|---|---|---|
| n (%) | n (%) | χ2 | |
| Ni (mg/kg) | 47.795 | <0.001 | |
| Q1 (0.0212~) | 170/24.89 | 78/52.00 | |
| Q2 (0.0965~) | 171/25.04 | 32/21.33 | |
| Q3 (0.1584~) | 171/25.04 | 14/9.33 | |
| Q4 (0.2364~) | 171/25.04 | 26/17.33 | |
| Zn (μmol/L) | 7.137 | 0.068 | |
| Q1 (26.4286~) | 170/24.89 | 51/34.00 | |
| Q2 (80.7867~) | 171/25.04 | 39/26.00 | |
| Q3 (105.5670~) | 171/25.04 | 21/14.00 | |
| Q4 (130.4932~) | 171/25.04 | 39/26.00 | |
| Fe (mmol/L) | 30.411 | <0.001 | |
| Q1 (0.4357~) | 170/24.89 | 12/8.00 | |
| Q2 (5.1895~) | 171/25.04 | 28/18.67 | |
| Q3 (6.9153~) | 171/25.04 | 55/36.67 | |
| Q4 (8.9919~) | 171/25.04 | 55/36.67 | |
| Cu (μmol/L) | 4.682 | 0.328 | |
| Q1 (2.0900~) | 170/24.89 | 21/14.00 | |
| Q2 (12.2423~) | 171/25.04 | 35/23.33 | |
| Q3 (21.3933~) | 171/25.04 | 55/36.67 | |
| Q4 (31.8862~) | 171/25.04 | 39/26.00 | |
| Mn (μmol/L) | 5.579 | 0.134 | |
| Q1 (0.0100~) | 64/24.8 | 48/32.00 | |
| Q2 (0.2093~) | 65/25.2 | 32/21.33 | |
| Q3 (0.5493~) | 65/25.2 | 42/28.00 | |
| Q4 (0.9396~) | 64/24.8 | 28/18.67 | |
| Cd (μmol/L) | 7.040 | 0.071 | |
| Q1 (0.0025~) | 170/24.89 | 42/28.00 | |
| Q2 (0.0224~) | 171/25.04 | 28/18.67 | |
| Q3 (0.0359~) | 171/25.04 | 50/33.33 | |
| Q4 (0.0543~) | 171/25.04 | 30/20.0 | |
| As (mg/kg) | 48.707 | <0.001 | |
| <0.02 | 341/49.93 | 28/18.67 | |
| ≥ 0.02 | 342/50.07 | 122/81.33 | |
| Se (mg/kg) | 80.567 | <0.001 | |
| <0.02 | 302/44.22 | 127/84.67 | |
| ≥ 0.02 | 381/55.78 | 23/15.33 |