Table II.
RBC folate levels (ng/ml) in different groups.
| Group | n | RBC folate (M±Q)a | Low levels (≤275.42) | OR (95% CI) | aORb (95% CI) |
|---|---|---|---|---|---|
| NC | 80 | 275.42±54.64c | 40 (50.0) | 1.00 | 1.00 |
| CIN1 | 55 | 259.36±43.67c | 34 (61.8) | 1.62 (0.81–3.26) | 2.00 (0.92–4.35) |
| CIN2/3 | 55 | 249.23±34.59d | 47 (85.5) | 5.88 (2.47–14.00) | 7.96 (2.97–21.35) |
| SCC | 64 | 226.04±54.69d | 52 (81.3) | 4.33 (2.02–9.32) | 8.53 (3.12–23.29) |
| H=43.68, P<0.001 | χ2trend=21.91, P<0.001 | ||||
a
Median ± quartile range.
b
aOR, adjusted OR, multivariable adjustment for education degree, occupation, frequency of vaginal cleaning, number of pregnancy and parity, induced abortion history, gynecological history and HPV16 infection.
c,d
Different letters indicate significant differences. NC, normal cervix; CIN, cervical intraepithelial neoplasm; SCC, squamous cell carcinoma; OR, odds ratio; CI, confidence interval; RBC, red blood cell.